Made in USA.
Similar to the 10Y, VT-25-A.
Muddy black plate, Engrave base, Bottom Cup-Getter.
One of classic triodes. Super tube for Sun-Audio VT-25 Amplifier.
used but tested very good and matched
Made in USA.
Similar to the 10Y, VT-25-A.
Muddy black plate, Engrave base, Bottom Cup-Getter.
One of classic triodes. Super tube for Sun-Audio VT-25 Amplifier.
Nos in original box. Matched pair are available
Made in USA by Philco.
Similar to the 10Y, VT-25-A.
Muddy black plate. Engrave base. Bottom Pan-Getter
One of classic triodes. Very nice tube for Sun-Audio VT-25 Amplifier.
Nos in original box. Matched pair are available
Made in USA by RCA (1930).
Similar to the VT-25-A.
Muddy black plate. Bottom Pan-Getter.
One of classic triodes.
Nos but no box.
Made in USA by Sylvania.
One of classic triodes BUT used tube socket B4 type. Like PX4, PX25, U18/20.
Muddy black plate. Bottom Pan-Getter.
Super rare. Great sound
Nos in original box. Matched pair and quad are available.
Made in USA by Sylvania.
Brown base. Muddy black plate. Bottom Pan-Getter
Like new. Tested very strong and matched. Pair and quad are available.
Made in USA by RCA.
Triode Detector Amplifier tube with 5 VDC filament.
Silver plate. Very good for driver.
Data here
Nos in original box. Matched pair are available.
Made in USA by Raytheon.
Triode Detector Amplifier tube with 5 VDC filament.
Silver box plate, Engrave base. Bottom Cup-Getter. One of the best 12A ever made.
Data here
Nos in original box. Matched pair are available.
Made in USA by RCA.
Triode Detector Amplifier tube with 5VDC filament.
Engrave base, silver plate. Very good for driver.
Data here
Nos in box. Matched pair are available.
Made in W.Germany by Telefunken.
Diamond Logo on the bottom, Great of 12AV7 / 5965.
Best choice for Conrad Johnson Pre-Amplifier.
Nos in original box. Matched pair are available.
Made in USA by RCA.
Fat black plate, D-Getter and copper support.
Best of 12BH7s ever made.
Nos in original box.
Matched pair are available.
Made in USA (1950s).
Muddy black plate, D-Getter. Best of 12BZ7.
Great High-Mu Twin Triode. Best choice for most of classic Mc-Intosh products.
Nos in original box.
Matched pair and quad are available.
Made in USA (1950s).
Muddy black plate, D-Getter. Best of 12BZ7.
Great High-Mu Twin Triode. Best choice for most of classic Mc-Intosh products.
Nos in original box.
Matched pair and quad are available.
Made in USA by Raytheon.
Balloon type. Similar to 26 and 326.
These are the earliest type with “Raytheon” stamped on the silver box plates.
They are known as 4-pillar tubes.
Nos but no box. Matched pair are available.
Made in USA by Raytheon.
Balloon type. Similar to 26 and 326.
These are the earliest type with “Raytheon” stamped on the silver box plates.
They are known as 4-pillar tubes.
Like new tubes in good testing. Matched pair are available.
Made in USA by Western Electric
Super low noise triode, Mesh plate, Engrave base,
Greatest driver tube for legendary Western Amplifier
Data here
Nos in original box. Matched pair and quad are available.
Made in USA by Sylvania (1940s).
Twin mono plate inside black glass. Bottom Pan-Getter.
Very very good type. Sweet and balance sounding.
Nos in original box. Matched pair available.
Made in USA by RCA.
Single plate version. muddy black plate, engrave base, Bottom Pan-Getter.
Supper sounding. One of the best 2A3s in the world. If you think that all 45 tube more musical than 2A3s. You will change your mind after enjoy this version.
Nos but not box. Tested very strong and matched less than 1%.
Made in USA by Sylvania (1950s)
Gray plate. Bottom D-Getter. Good tube.
Nos in original box.
Matched pair and quad are available.
Made in USA by Sylvania (1940s).
Muddy black plate. Bottom Pan-Getter.
Very nice tube. Sweet and balance sounding.
Nos in original box. Matched pair and quad are available.
Made in USA by National Union.
Silver plate and Bottom D-Getter
Very good for DIY Pre-amplifier.
30 = VT-27 = VT-67 = CV604
Nos in original box.
Made in USA by National Union.
Silver plate and Bottom D-Getter
Very good for DIY Pre-amplifier.
30 = VT-27 = VT-67 = CV604
Nos in original box.
Made in USA by RCA.
Silver plate and Bottom Pan-Getter
Very good for DIY Pre-amplifier.
30 = VT-27 = VT-67 = CV604
Nos in original box.
Made in USA.
Special design with ceramic base, silver plate and Bottom Pan-Getter
Very good for DIY Pre-amplifier.
30 = VT-27 = VT-67 = CV604
New but no box. Tested strong. Matched pair and quad are available.
Made in USA.
Remote cutoff tetrode with Mesh plate.
Substitutes ................................... 24A
Nos but no original box. Never been used
Made in USA.
Medium-Mu Triode with 5VDC filament. Very good for driver.
Engrave base, silver plate. Balloon type
Data here
Nos in original box. Matched pair are available.
Made in USA by RCA.
Medium-Mu Triode with 5VDC filament. Very good for driver.
Engrave base, silver plate. Balloon type
Data here
Nos in original box. Matched pair are available.
Made in USA by RCA.
Medium-Mu Triode with 5VDC filament.
Engrave base, silver plate. Very good for driver.
Data here
Nos but no box. Matched pair are available.
Made in USA by W.E.
One of special nine pins full-wave rectifier tube.
Black plate, D-Getter
Perfective for Pre-amplifier. Data here.
Nos in original box. Matched pair are available.
Made in USA by Western Electric.
Muddy black plate and D-Getter.
Used but tested like new.
Made in USA by Western Electric.
Power Tetrode tube with smoke glass, O-Getter.
Require large nine pins socket like WE-437A.
Click here for the WE 418A data sheet.
Nos in original box. Matched pair are available.
Made in USA by Western Electric.
Power Tetrode tube with smoke glass, D-Getter.
Require large nine pins socket like WE-437A.
Click here for the WE 418A data sheet.
Nos but no box. Matched pair are available.
Made in USA by Arcturus.
Black plate. Bottom D-Getter.
Very good midrange detail and soundstage. Super tube.
Engrave base or orange print.
Nos but some no original box. Tested matched pair are available.
Made in USA by Arcturus.
Muddy black plate. Bottom Pan-Getter.
One of the first and super rare version of 45s family from USA with smoke glass.
Very good bandwidth, bass, midrange detail and soundstage. Super tube.
Nos in original box. Tested matched (less than 1.5%)
Made in USA.
The premium of 45 in balloon type.
Engrave base, black plate. Bottom Cup-Getter.
Super rare version.
Nos but no box. Matched pair are available.
Made in USA.
The premium of 45 in balloon type. Super rare version.
Engrave base, Muddy black plate. Bottom Cup-Getter.
One of top-five list of most wanted 45s tubes in the world.
Nos in original box.
Made in USA by Hytron (CBS) (1930s).
Muddy Black Plate. Bottom D-Getter.
Nos in original box. Matched pair are available (Less than 2%)
Made in USA by National Union (1930s).
The premium of 45 in balloon type.
Engrave base, muddy black plate. Bottom Pan-Getter.
Wonderful tube. One of the best Triodes ever made.
Nos in original box. Matched pair are available.
Made in USA by RCA (1930s).
Muddy Black Plate. Bottom D-Getter.
Nos but not box. Matched pair are available (Less than 3%)
Made in USA by National Union (1930s).
Engrave base, muddy black plate. Bottom Pan-Getter.
Like new. Tested very strong. Matched pair are available (Less than 5%)
Made in USA by National Union (1930s).
The premium of 45 in balloon type.
Engrave base, muddy black plate. Bottom Pan-Getter.
Wonderful tube. One of the best Triodes ever made.
Nos but no box. Matched pair quad are available.
Made in USA by National Union (1930s).
Muddy black plate. Bottom Pan-Getter.
Great 45 tube.
Nos in original box. Matched pair are available (Less than 4%)
Made in USA by RCA (1930s).
Special 45 in balloon type, engrave base, Bottom Pan-Getter.
One muddy black plate and other black plate .
Used, tested very good but not matched on tubes tester. (10%)
But very good sounding at my Pre-45.
Made in USA by RCA.
Red print, Muddy Black Plate. Bottom Pan-Getter.
Nos but not box. Matched pair are available. Less than 2%
Made in USA by RCA (1930s).
The premium of 45 in balloon type.
Engrave base, muddy black plate. Bottom Pan-Getter.
Wonderful tube. One of the best Triodes ever made.
Nos in original box. Matched pair and quad are available.
Made in USA by Raytheon (1930s).
The premium of 45 in ST type. Engrave base. Bottom Cup-Getter
One of the earliest type with black BOX PLATE version.
Super rare version. One of top-five list of most wanted 45s tubes in the world.
Used but tested new. Matched pair are available.
Made in USA by Raytheon (1930s).
The premium of 45 in balloon type. Engrave base. Bottom Cup-Getter
These are the earliest type with “Raytheon” stamped on the black box plates
Super rare version. One of top-five list of most wanted 45s tubes in the world.
Nos in original box. Matched pair are available.
Made in USA by RCA (1930s).
Muddy Black Plate. Bottom D-Getter.
Very very nice tube.
Nos in original box.
Made in USA by RCA (1930s).
Engrave base (Marked Cunningham in RCA Victor box)
muddy black plate. Bottom Pan-Getter. One of the first version from RCA.
Best sounding of RCA 45.
Nos in original box. Matched pair are available.
Made in USA by National Union (1930s).
Muddy black plate. Bottom Pan-Getter.
Great 45 tube. Hard to find today.
Nos in original box. Matched pair are available.
Made in USA
Muddy Black Plate. Bottom Pan-Getter.
Nos but some no original box. Matched pair are available. Less than 3%
Made in USA by Tung-Sol (1930s).
Muddy black plate. Bottom Pan-Getter.
Nos but not box. Matched pair are available. (Less than 3%.)
Made in USA by RCA (1930s).
Engrave base, muddy black plate. Bottom Pan-Getter.
Used but tested like new. No box. Matched pair and quad are available.
Made in USA.
The premium of 45 in balloon type.
Engrave base, Muddy black plate. Bottom Cup-Getter.
Super rare version. Hard to find
Used but test as new tube. Matched pair are available.
Made in USA by RCA (1930s).
Engrave base (Marked Cunningham in Wizard box)
muddy black plate. Bottom Pan-Getter. One of the first version from RCA.
Best sounding of RCA 45.
Nos in original box, Never been used. Opened for take picture only
Made in USA by Sylvania
Special seri of #45 tube type with larger body like 2A3.
Muddy Black Plate. Bottom Pan-Getter.
Used and tested good. Matched pair are available. Less than 3%
Made in USA by RCA (1930).
Muddy black plate, balloon type, engrave base. Hard to find. Great Dual Grid Power tube.
Glass type used as class A or B amplifier in many old radio equipment.
Class B operation ties grid one & two together. Class A operation ties grid 2 to plate.
Nos in original box. Matched pair are available.
Made in USA by RCA.
Muddy black plates. UX5 pin type.
Click here for the data.
Nos in original box. Matched pair are available.
Made in USA by RCA.
One of great version of DHT power tube.
More power than 2A3 with super sounding. Very best.
Muddy black plate. Big balloon body. Bottom Cup-Getter.
Nos in original box.
Made in USA by RCA.
One of great version of DHT power tube.
More power than 2A3 with super sounding. Very best.
Muddy black plate. Big balloon body. Bottom Pan-Getter
Used but tested like new and matched (less than 2 %)
Made in USA.
The premium of 50 in balloon type. Super rare version.
Engrave base, black plate. Bottom Cup-Getter.
Nos in original box.
Made in USA by Sylvania.
One of great version of DHT power tube.
More power than 2A3 with super sounding. Very best.
Muddy black plate. Big balloon body. Bottom Cup-Getter.
Nos in original box.
Made in United States by RCA (1950).
This Full-Wave vacuum rectifier is the first type of the Special Red Version from RCA (5690 - 5691 - 5692 - 5693) with large red base, Triple mica and four D-Getter. Looks very reliable. Verry hard to find now.
Nos in original box. Matched pair are available.
Made in USA.
Same as 811A. Brown base. Bottom Tube-Getter.
Nos in original box. Matched pair are available.
Made in USA by Bendix.
One of the best tube in 6X5s family BUT please pay attention to this type. It need 1.2A for Heater Current (not 0.6A as 6X5 tube). Long life and very good for replacing 6X5 Rectifier in most of Audio-Note Preamplifier. Warm-up time = 60 seconds. Very safe for High-End Systems. Geat sounding with very ascendant bass. Nos in original box.
Made in USA by Bendix.
One of the best tube in 6X5s family BUT please pay attention to this type. It need 1.2A for Heater Current (not 0.6A as 6X5 tube). Long life and very good for replacing 6X5 Rectifier in most of Audio-Note Preamplifier. Warm-up time = 60 seconds. Very safe for High-End Systems. Geat sounding with very ascendant bass. Used but test good..
Made in USA by Bendix.
One of the best tube in 6X5s family BUT please pay attention to this type. It need 1.2A for Heater Current (not 0.6A as 6X5 tube). Long life and very good for replacing 6X5 Rectifier in most of Audio-Note Preamplifier. Warm-up time = 60 seconds. Very safe for High-End Systems. Geat sounding with very ascendant bass. Nos in original box.
Made in USA by Bendix
Very very high quality audio tube, super construction. Long life and very stable working.
This type is one of the best of 6V6's family. Can be direct replaced.
Note: Cathode warm-up time = 45 seconds. Very save.
Nos in original box. Matched pair and quad are available.
Made in G.Britain by Mullard.
This is the first 5AR4 / GZ34 ever made by Mullard. Fat Base and Double O-Getter.
It is F31 Seri. This version is one of legend Full-Wave Rectifier.
Some of them are marked as Mullard, Amperex, Dynaco... but all are the same.
Nos in original box. Matched pair are available.
Made in G.Britain by Mullard.
The first 5AR4 / GZ34 from Mullard - Blackburn. Fat Brown Base and Double O-Getter.
It is F31 Seri. This version is one of legend Full-Wave Rectifier.
The brown base are special made for English Military so they are marked CV1377.
Nos in original box. Matched pair are available.
This is the third version with Double O-Getter. Better than single O-Getter version.
They maybe marked as Mullard, Philips, Amperex, Telefunken, Siemens, IEC, RCA, GE... but all of them made in Blackburn of G.Britain by Mullard (late 1960s).
Nos in box. Matched pair are available.
This is the third version with Double O-Getter. Better than single O-Getter version.
They maybe marked as Mullard, Philips, Amperex, Telefunken, Siemens, IEC, RCA, GE... but all of them made in Blackburn of G.Britain by Mullard (late 1960s).
Nos but no original box. Matched pair are available.
The last version only have single O-Getter. Nice tube.
They maybe marked as Mullard, Philips, Amperex, Telefunken, Siemens, IEC, RCA, GE... but all of them made in Blackburn of G.Britain by Mullard (1970s).
Nos but no box. Matched pair are available.
This is Double D-Getter version. Plate are same as the version 2 of metal base type.
Better than Double O-Getter version.
They maybe marked as Mullard, Philips, Amperex, Telefunken, Siemens, Valvo, IEC,... but all of them made in Holland by Philips (early 1960s).
Nos in original box. Matched pair are available.
Made in G.Britain by Brimar.
Muddy black plate, Bottom Cup Getter.
Nos in original box.
Made in G.Britain by Marconi.
Muddy black plate, large black base, Bottom Cup Getter.
Best version of U52 type.
Nos but no box. Never been used.
Made in G.Britain by Osram.
Muddy black plate, brown base, Bottom D-Getter.
One of great rectifier tubes in the word.
Nos but no box. Never been used.
Matched pair are available
Made in G.Britain by Osram.
Muddy black plate, brown base, Bottom D-Getter.
One of great rectifier tubes in the word.
Nos in original box.
Made in G.Britain by Osram.
Muddy black plate, large brown base, Bottom Cup Getter.
Best version of U52 type.
Nos in original box.
Made in USA by RCA, NU, Sylvania...
Muddy black plate. Bottom D-Getter. Very nice tube.
Nos in original box. Only open for take picture
20 tubes are in stock. Matched pair are available.
Made in USA by Sylvania.
Smoke Glass, black plate, D-Getter.
Gold print, best of 6AQ5 ever made in USA. Great for VTL Amplifier.
Nos in original box.
Matched pair and quad are available.
Made in USA by Bendix Specially for US's military. Gold pin tubes. Black plates, triple mica, red Bendix logo, ceramic insulators, D-getter, gold grid wire, Nonex glass (high temp.) As a substitute with socket change or adapter, superior to Telefunken or Amperex EL 84/ 7189s. These tubes have excellent imaging & detail with extended frequency response. Finest medium output power tubes. 10,000 hour rated.
Made in Germany by Valvo- Hamburg (1965).
O-Getter, Long gray plate with two silver wings on each side. Looks like ECC802S
Can be used to replace for 12AU7 / ECC82 in some amplifier with low Plate Voltage.
Great sound like Telefunken ECC802S
Nos in original box. Matched pair are available.
Made in USA by Sylvania.
Fat black plate, D-Getter and copper support.
Gold print, best of 6350 ever made. Great for VTL Amplifier
Nos in original box.
Matched pair and quad are available.
Made in USA by Bendix (1971)
Very very high quality audio tube, super construction. Long life and very stable working.
This type is the best of 6L6's family but not direct replace (Need to change pins out).
Note: Cathode warm-up time = 45 seconds. Very save.
Tested as new. 74ma, 74ma. New = 30ma. Matched pair and quad are available.
Made in USA by Bendix (1971)
Very very high quality audio tube, super construction. Long life and very stable working.
This type is the best of 6L6's family but not direct replace (Need to change pins out).
Note: Cathode warm-up time = 45 seconds. Very save.
Nos in original box. Matched pair and quad are available.
Made in USA by Tung-Sol (early 1960s).
Solid gray plate, no hole version with Triple O-Getter (one on top and two on each side).
One of outstanding 6550s ever made from Tung-Sol (USA).
Hard to find a nos nib matched quad at the moment. Only from us
Nos in box. Matched pair and quad are available. Tested under 3%.
Made in USA by Tung-Sol (1967 - 1971).
Three holes on gray plate with Triple O-Getter. Last version from Tung-Sol ever made.
This version has been produced by General Electric in the same time and they are same quality and out looking. One of famous Power Pentode from USA.
Tested like new. Matched pair and quad are available. Tested very strong (under 4%).
Made in USA by General Electric (after 1980s)
If you want the best tone for your amp these are the tubes to get. An added benefit to having NOS GE 6550A is that these can handle much higher plate voltages and will last much longer in both Hi-Fi and musical instrument amps than most 6550 made today.
Nos in box. All same date code. Matched pair and quad are available. Tested under 2%.
Made in USA by Tung-Sol (1958).
Twin mono plates, black glass. Bottom Pan-Getter.
Very very good type. Sweet and balance sounding.
One of the best 6A3 from USA.
Nos in original box. Matched pair are available. All same date code
Made in USA by Tung-Sol for US' Army.
Another nice version of 6L6's family.
Gray plate, side Double D-Getter.
Nos but no box.
Made in USA by Tung-Sol.
This is other version of 12AU7s tube with 6.3 or 3.15 Volts.
(not 12.3 or 6.3 Volts). All data are the same 12AU7s.
Long gray plate. D-Getter. Very nice sounding tube.
Nos in original box. Matched pair are available.
Made in USA by Tung-Sol.
Black glass. Muddy black plate. Bottom Pan-Getter.
Great type from 6B4G family.
Very good bandwidth, bass, midrange and soundstage.
Nos in original box. 2 pairs are available.
Made in USA by Sylvania (1950s).
Twin mono black plate. Bottom D-Getter.
Very good tube. Great bass.
Nos in original box. .
Matched pair and quad are available.
Made in USA.
Direct-Coupled Power Triode. Clear glass, black plate.
Used as a class A power amplifier. One triode, the driver, is directly connected within the tube to the second, or output, triode. Similar to 6N6G but requires 6-contact socket.
Nos in original box. Matched pair are available.
Made in USA.
Direct-Coupled Power Triode. Clear glass, black plate.
Used as a class A power amplifier. One triode, the driver, is directly connected within the tube to the second, or output, triode. Similar to 6N6G but requires 6-contact socket.
Nos in original box. Matched pair are available.
Special designed and made in G.Britain by Osram for British's Military in 50s.
Muddy black plate, Aluminium base and smoke glass. Bottom Cup Getter.
This version is same as 6J5, 6C5, VR67, CV1067.
Super rare 6J5s. No.1 in the top-three list of most wanted 6J5 tubes.
Nos in original box. Matched pair are available.
Special designed and made in G.Britain by Osram for British's Military in 50s.
Muddy black plate, Aluminium base and smoke glass. Bottom Cup Getter.
This version is same as 6J5, 6C5, VR67, CV1067.
Super rare 6J5s. No.1 in the top-three list of most wanted 6J5 tubes.
Nos in original box. Matched pair are available.
Special designed and made in G.Britain by Osram for British's Military in 50s.
Muddy black plate, Aluminium base and smoke glass. Bottom D-Getter.
This version is same as 6J5, 6C5, VR67, CV1067.
Super rare 6J5s. No.1 in the top-three list of most wanted 6J5 tubes.
Nos in original box. Matched pair are available.
Special designed and made in G.Britain by Osram for British's Military in 50s.
Muddy black plate, Aluminium base and smoke glass. Bottom Cup Getter.
This version is same as 6J5, 6C5, VR67, CV1067.
Super rare 6J5s. No.1 in the top-three list of most wanted 6J5 tubes.
Nos in original military paper box. Matched pair are available.
Made in USA by RCA.
Highest power output of 6L6s type. Long tube, Muddy black plate, Bottom Double D-Getter.
Sweet midrange, deep bass, wide range and balance.
Nos in original box. All are same date code and tested very matched (less than 1.5 %).
Very hard to find one set of RCA 6L6GC today with same tested value and date code.
Made in USA by RCA (1960s).
The first version of 6L6GC from RCA. Side Getter version, Short tube, Muddy black plate.
Highest power output of 6L6s type. Detail, deep bass, wide range and balance
Very hard to find tube in NOS NIB condition..
Used but tested as NOS tubes. Matched pair are available.
Made in USA by RCA.
The first version of 6L6GC from RCA. Side Getter version, Short tube, Muddy black plate.
Highest power output of 6L6s type. Detail, deep bass, wide range and balance
Very hard to find tube in NOS NIB condition.
Nos in original box. Matched pair and quad are available.
Made in USA by RCA (1960s).
The first version of 6L6GC from RCA. Side Getter version, Short tube, Muddy black plate.
Highest power output of 6L6s type. Detail, deep bass, wide range and balance
Very hard to find tube in NOS NIB condition..
Used but tested as NOS tubes. No box. Matched pair and quad are available.
Made in USA by Tung-Sol.
Gray plate, top Double D-Getter. Great 6L6 from Tung-Sol.
Nos in original box. Matched pair and quad are available. All same date code.
Made in USA by Tung-Sol.
Gray plate, top Double D-Getter. Great 6L6 from Tung-Sol.
Used but tested very good as new. Matched pair and quad are available
Made in USA.
Direct-Coupled Power Triode. Clear glass, black plate.
Used as a class A power amplifier. One triode, the driver, is directly connected within the tube to the second, or output, triode. Tube requires octal socket. Similar to 6B5.
Nos in original box. Matched pair are available.
Made by Tung-Sol (1942). Round muddy black plate. Round mica.
This type is used as phase inverter or voltage amplifier in radio equipment. Except for common cathode. Each triode is independent of the other. Requires octal socket and may be mounted in any position.
Nos but no box. Matched pair are available.
Made in Holland by Philips (1950s).
Muddy Black plate, D-Getter.
Very nice sounding
Great rectifier for upgrading most of Audio-Note products such as Pre-amp, DAC...
Nos in original box. Matched pair are available
Made in USA by RCA.
Gray plate, two O-Getter (top & side). Same as 6L6GC but different pins out.
Used in some famous classic amplifiers. Very very good sounding.
Nos in original box (boxs are ragged). Matched pair and quad are available.
Made in USA by RCA.
Gray plate, two O-Getter (top & side). Same as 6L6GC but different pins out.
Used in some famous classic amplifiers. Very very good sound
Nos in original box. Matched pair and quad are available.
Made in USA by Tung-Sol.
Muddy black plate and D-Getter.
Nos in original box. Matched pair are available
Made in USA by Tung-Sol.
Muddy black plate and D-Getter.
Nos in original box. Matched pair are available
Made in USA by RCA.
Silver plate and Bottom Pan-Getter.
Very good for DIY Pre-amplifier.
Nos but packed in Philco box. Matched pair are available.
Made in USA by National Union.
Engraved base, silver plate and Bottom Pan-Getter.
Very good for DIY Pre-amplifier.
Nos in white box. Matched pair are available.
Made in USA by Sylvania.
Engraved base, silver plate and Bottom Pan-Getter.
Very good for DIY Pre-amplifier.
Nos in original box. Matched pair are available.
Made in USA.
Silver plate and Bottom D-Getter.
Very good for DIY Pre-amplifier.
Nos in original box. Matched pair and quad are available.
Made in USA by RCA.
Engraved base, silver plate and Bottom Pan-Getter.
Very good for DIY Pre-amplifier.
Nos in original box. Matched pair are available.
Made in USA by Sylvania.
Engraved base, silver plate and Bottom Pan-Getter.
Very good for DIY Pre-amplifier.
Nos in original box. Matched pair are available.
Made in USA.
Silver plate and Bottom D-Getter.
Very good for DIY Pre-amplifier.
Nos in original box. Matched pair and are available.
Made in G.Britain by GEC.
This tube measures 70mm x 20mm overall and has a B9A base.
This is a low impedance triode particularly suitable as the series tube in stabilised power supplies. Very excellent sounding. Data here
Nos in original box. Matched pair and quad are available
Made in W.Germany by Telefunken.
Diamond logo. Gold Pins. Similar to the 6922 type.
Nos in box. Matched pair are available.
Made in Holland by Amperex.
Long body with D-Getter. Premium Quality (PQ) version.
Nos in original box.
Made in England by Osram (1960s).
It is the same B65 version but use 12.6 Volts for filament.
Large muddy black plate same as the metal base version. Bottom D-Getter.
One of the great tube from Osram with ligh brown base.
Nos in original box. Matched pair are available.
Made in G.Britain by Osram.
Muddy black plate, Aluminium base and smoke glass. Bottom Cup Getter.
This version which was special designed and made for British's Military in 50s.
Used. Tested good and matched plate. Matched pair are available.
Made in England by GEC (1960s).
It is the same B65 version but use 12.6 Volts for filament.
Large muddy black plate same as the metal base version. Bottom D-Getter.
One of the very nice tube from England.
Like new in original box. Matched pair are available.
Made in England by Brimar (1960s).
Same as GEC B65. This version which was outstandingly special made for British's Military. Brown base, Round gray plate, Triple mica and Double O-Getter. Super rare version. Hard to find today. Best of 6SN7s ever made by Brimar. One of the best 6SN7 ever made in England. Nos in ARC box. Never been used. Matched pair are available.
Made in G.Britain (1950). Rare 6SN7s.
Another version of B65 from Osram.
Muddy black plate, clear glass. metal base with Bottom Cup Getter.
Detail and balance sounding. In the top-five list of most wanted 6SN7 tubes.
Nos in original box.
Made in W.Germany.
This tube is two independent triodes within the single envelope and with a gain of 30 would be useful for most purposes including instrumentation. As a low-microphony double triode with separate cathodes, primarily intended for use as an AF voltage amplifier or phase splitter.
Nos in original box. Matched pair are available.
Made in W.Germany by Telefunken
Diamond logo on the bottom. The premium quality.
Very balanced and detailed sounding.
Nos in original box.
The lable marked Westinghouse but they are Made in W.Germany by Telefunken.
Diamond logo on the bottom.
The premium quality. Very balanced and detailed sounding.
Nos in original box.
Matched pair are available.
Made in W.Germany by Telefunken.
Diamond logo. Similar to the 6GM8
Nos in box. Matched pair and quad are available.
Made in W.Germany by Telefunken
High-Mu Triode - Power Pentode. Diamond logo on the bottom.
Great replacement tube for for most of Audio-Note Preamplifier. Very excellent.
Nos in box. Matched pair are available.
Made in Gt. Britain by Mullard.
O-Getter version. One of the best ECL82 / 6BM8 tubes.
Your system will be upgraded to better sound with this type. Great bass.
Nos in original box.
Made in Holland by Philips
O-Getter version. Better than all Chinese or Russian and some USA's tubes.
Your system will be upgraded to better sound with this type.
Nos in original box.
Made in Holland by Philips.
Closed Getter with double support.
Better than all Chinese or Russian and USA tubes.
Your system will be upgraded to better sound with this type.
Nos in original box. Matched pair are available.
Made in W.Germany by Telefunken.
Diamond logo. Super long life triode (10.000 hours) for power supply or audio amplifier an optimal choice for OTL amplifier and to serve high impdence, ~ 200 ohm, and electro-static speakers, such as Quad ESL and Stax Headphones etc.
Nos in original box. Matched pair and quad are available.
Made in W.Germany by Telefunken.
Silver plate. Diamond Logo on the bottom,
Similar and very much like EF806 and EF86, but different pin-out..!
See data
Nos in original box. Matched pair are available.
Made in G.Britain by Mullard.
Silver plate version with O-Getter.
Used tested very good as new tubes.
Matched pair and quad are available
Made in G.Britain by Mullard
Mesh plate version with O-Getter and double supports
Nos in box.
Matched pair are available.
Made in G.Britain by Mullard
Silver plate and yellow print version. O-Getter
Nos in box.
Matched pair are available.
Made in Holland.
Mesh plate version with O-Getter and double supports
Nos in box.
Matched pair are available.
Made in Holland by Philips (1954-1958)
Disc Getter. It is the best EL34s from Holland.
Great bass control and sweet midrange, very musical. Highest performance.
Click here to see the difference bettwen Metal base EL34 Holland made and UK made.
Nos in original box. Tested matched pair are available. 5 tubes are in stock.
Made in Holland by Philips (1956)
Disc Getter. It is the best EL34s from Holland.
Great bass control and sweet midrange, very musical. Highest performance.
Click here to see the difference bettwen Metal base EL34 Holland made and UK made.
Nos but no original box. Tested matched.
Made in G.Britain by Mullard.
Fat brown base with a center hole on pin's giude. Double O-Getter.
With Metal base version, The Xf1 seri is one of legend pentode. King of EL34s in the world.
Very very hard to find a nos nib matched quad at the moment.
Nos in original box. Never been used. Tested matched (2.5%). Matched pair are available.
Made in G.Britain by Mullard.
Fat dark brown base with a center hole on pin's giude. Double O-Getter.
With Metal base version, The Xf1 seri is one of legend pentode. King of EL34s in the world.
Used in original box. Tested strong like new.
Made in G.Britain by Mullard.
Fat dark brown base with a center hole on pin's giude. Single Bid O-Getter
With Metal base version, The Xf1 seri is one of legend pentode. King of EL34s in the world.
Nos but no original box. Tested very strong. Matched pair and quad are available
Made in G.Britain by Mullard.
Xf2 Seri with black base and Double O-Getter.
Excellent tube. Great
Hard to find today
Nos in original box. Never been used. Matched pair are available. Tested matched (2.5%)
Made in Holland by Philips (1957-1962).
Xf3 Seri with brown base and Double D-Getter.
Quite rare - great sound. Maybe my favourite one!!
Used but tested very good and matched. 10 tubes are available
Made in W.Germany by Telefunken ... (Nos but no box).
Many Telefunken EL34 are reprint from RFT EL34. Only view it clearly you can recognize the differences. This is the best Telefunken tube with Double O-Getter. This type have 2 special symbols next pin 2 & 6 on the base and heat sinks "wing" on plate sides. 5 stapled plate. Matched pair and quad are available. Tested: 52, 52, 52, 51, 50, 50.
Made in W.Germany by Telefunken ... (Nos but no box).
Many Telefunken EL34 are reprint from RFT EL34. Only view it clearly you can recognize the differences. This is the best Telefunken tube with Double O-Getter. This type have 2 special symbols next pin 2 & 6 on the base and heat sinks "wing" on plate sides. 5 stapled plate. Matched pair and quad are available. Tested: 50, 50, 51, 51, 52, 52, 53, 53.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. One of the great EL84 in the World
Nos in original box. Matched pair are available.
Made in G.Britain by Mullard.
This is the great original classic EL84 from Mullard. Not new reissue tube.
Some of them are marked as GE, RCA, Philips, Amperex... but all are the same. Only EL84 made by Mullard has one round hole on each plate side.
Nos in original box. Matched pair and quad are available.
Made in G. Britain by Mullard.
One of special nine pins full-wave rectifier tube. .
High output current and small size make it especially suitable for amplifier designs.
Very good for Pre-amplifier.
Used but tested very good as nos tubes. Matched pair are available.
Made in Holland by Amperex.
One of special nine pins full-wave rectifier tube. This is 45 degree O-Getter.
High output current and small size make it especially suitable for amplifier designs.
Very good for Pre-amplifier.
Nos in original box. Matched pair are available.
Made in G.Britain by M.O.V.
The first version which was special designed for British's Military in 60s.
Long and large muddy black plates, Triple mica and D-Getter. This version makes balanced sound, smooth and detailed. Best of 12AT7 / ECC81 in the world.
Used in military paper box.
Made in G.Britain by M.O.V.
The first version which was special designed for British's Military in 60s.
Long and large muddy black plates, Triple mica and D-Getter. This version makes balanced sound, smooth and detailed. Best of 12AT7 / ECC81 in the world.
Nos in original box. Matched pair are available.
Made in England by Osram (1960s).
One of the great tube from Osram with ligh brown base.
Large muddy black plate same as the metal base version. Bottom D-Getter.
In the top-five list of most wanted 6SN7 tubes.
Nos in original box.
Made in England by Osram (1960s).
One of the great tube from Osram with ligh brown base.
Large muddy black plate same as the metal base version. Bottom D-Getter.
In the top-five list of most wanted 6SN7 tubes.
Nos in original box.
Made in G.Britain by Osram.
Muddy black plate, Aluminium base and smoke glass. Bottom D-Getter.
This version which was special designed and made for British's Military in 50s.
Extremely rare. Very very nice tube.
Used in original box. Tested as new. Matched pair are available
Made in G.Britain by M.O.V.
The last version which was special designed for British's Military (70s - 80s).
Long and large muddy black plates, Closed getter. This version makes balanced sound, smooth and detailed. Best of 12AT7 / ECC81.
Nos in original box. Matched pair are available.
Made in G.Britain by GEC.
The U101 is a very late (1970s or possibly 1980s) specimen of an indirectly heated half wave rectifier of a type introduced in the 1940s. Loctal socket.
Vh = 50v....Ih = 100mA.................RMSin (max) = 250v....Irect (max) = 100mA
Nos in original box. Never been used. Matched pair are available.
Made in USA by GE (1960s).
Shade black plate, Triple mica and Double D-Getter with five supports.
Most of shade black plate version are made by GE.
Warm sweet sound, good on voices and jazz. Long life tube (10.000 hours)
Nos but no original box. Packed in white box. Matched pair are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair are available.
Made in G.Britain by Mullard for I.E.C. Company (USA)
Hard to find today and super sounding. One of the best 12AU7s ever made by Mullard.
Long life and super detail and balance sounding. One of most wanted 12AU7s.
Nos in original box.
Matched pair are available.
Made in G.Britain by Mullard for I.E.C. Company (USA)
Super rare gold pins version and best sounding. Best 12AX7s ever made by Mullard.
Long life and super detail and balance sounding. One of most wanted 12AX7s.
Very very hard to find. Click here to see more pictures. #2 ... #3.
Nos in original box. Matched pair and quad are available.
Made in USA by Sylvania.
Round muddy black plate, Bottom D-Getter.
Nos in original box.
Made in USA by RCA.
Round muddy black plate, Bottom D-Getter.
Nos in original box.
Made in England by MOV.
Clear glass, brown base, Bottom double O-Getter. Similar to 6L6GB or 5881. This type is one of the best 6L6s in the World.
This is ORIGINAL KT66 GEC UK. Not some Reissue tubes made in China or Russia.
Nos in original box. Never been used. Matched pair and quad are available.
Made in G.Britain by Osram.
Smoke glass, brown base, Bottom D-Getter.
Similar to 6L6GB or 5881. This type is one of the best 6L6s in the World.
Nos in original box. Never been used.
Matched pair and quad are available.
Made in G.Britain (1977)
Short brown base, no holes on gray plate. Double O-Getter.
One of great tube in the world. This type can be direct replaceable to EL34, 6CA7
Nos in box. Matched pair are available. All same date code.
Made in USA.
Langevin 600 / 600 Ohms 4 output variable stepped attenuator. Super huge.
Great for upgrade or DIY Amplifier, passive or active Pre-amp, Electric crossover...
Please click to see more pictures: ... PICTURE 2 ... PICTURE 3 ... PICTURE 4
Nos and never used.
Made in G.Britain by Mullard (1950s).
Short base, black plate Bottom Tray Getter. The first version of ECC33. Can bring to you the superb sound, the best overall. Nearly same as 6SN7s family and can be replace for them BUT can be not used for replacing where the plate volate over 300V.
Like new in box and tested excellent. Matched pair are available.
Made in G.Britain by Mullard (1950s).
Short base, gray plate. Bottom D-Getter. Can bring to you the superb sound, the best overall. Nearly same as 6SN7s family and can be replace for them BUT can be not used for replacing where the plate volate over 300V.
Like new in box and tested excellent. Matched pair are available.
Made in G.Britain by Mullard (1950s).
Short base, gray plate. Bottom D-Getter. Can bring to you the superb sound, the best overall. Nearly same as 6SN7s family and can be replace for them BUT can be not used for replacing where the plate volate over 300V.
Like new in box and tested excellent. Matched pair are available.
Made in G.Britain by Mullard (1950s).
Smoke glass, Bottom D-Getter. Can bring to you the superb sound, the best overall.
Nearly same as 6SN7s family and can be replace for them BUT can be not used for replacing where the plate volate over 300V.
Nos in original box. Matched pair are available.
Made in G.Britain by Mullard (1950s).
Smoke glass, Brown base, Bottom D-Getter. Can bring to you the superb sound.
Nearly same as 6SN7s family and can be replace for them BUT can be not used for replacing where the plate volate over 300V.
Nos in original box. Matched pair are available.
Made in G.Britain by Mullard.
O-Getter version. Very balanced and detailed sounding. Excellent tube..
Nos in original box. Matched pair are available.
Made in G.Britan by Mullard (1955-1958).
Long plate (1.7cm). Double support and Square getter.
Greatest version. Deep bass, very warm sweet sound, great on voices and classic jazz.
Best of ECC82s from Mullard.
Nos in original box. Matched pair are available.
Made in G.Britain by Mullard.
O-Getter version. Very balanced and detailed sounding. Excellent tube.
Nos but no box. Matched pair are available.
Made in G.Britain by Mullard.
O-Getter version. Very balanced and detailed sounding. Excellent tube.
Nos in original box. Matched pair are available.
Made in G.Britain by Osram.
Muddy black plate, Aluminium base and smoke glass. Bottom Cup Getter.
This version which was special designed and made for British's Military in 50s.
Super rare 6SN7s. No.1 in the top-five list of most wanted 6SN7 tubes.
Nos in original box. Matched pair are available.
Made in G.Britain by Osram. * * * * * +........... Pic #2 ......... Pic #3.
Muddy black plate, Aluminium base and smoke glass. Bottom Cup Getter.
This version which was special designed and made for British's Military in 50s.
Extremely rare. No.1 in the top-five list of most wanted 6SN7s tubes in the world.
Nos in original military paper box. Never been used.
Made in Hamburg - W.Germany by Valvo.
Gold pins, Pinched Waist, Triple mica and O-Getter with double support. Some marked Valvo 6201 with blue print but they are the same. One of three highest grade 12AT7s (GEC A2900, Valvo 6021, Telefinken ECC801S, ). Great bass control and sweet midrange, very musical. Long life tube. Nos in original box. Matched pair are available.
Made in Holland by Philips.
Brown base, short round plate, Bottom D-Getter. Similar 6SL7GT.
Great tube, super detail and balance sounding.
One of the best 6SL7s ever made.
Nos in original box.
Made in Holland by Philips.
Miniwatt SQ (Special Quality) E188CC or 7308.
A frame tubes with gold pins, O-Getter.
One of great tubes in 6DJ8 / 6922 family.
Nos in box. Matched pair are available.
Made in W.Germany by Siemens 1979.
Gold pins version, O-Getter. Very rare today.
Super balanced sounding. Long life tube.
Nos in original metal can. Matched pair are available.
Made in Holland by Philips.
SQ (Special Quality) E188CC or 7308.
A frame tubes with gold pins, O-Getter.
One of great tubes in 6DJ8 / 6922 family.
Nos in original box. Matched pair are available.
Made in W.Germany by Siemens & Halske.
Lable showed Philips Special Quality
Triple mica and O-getter, single support. One of the great version from Siemens.
Very balanced and detailed sounding. Great 12AU7s. Hard to find today.
Nos in original box. Matched pair are available.
Made in Holland by Philips.
Pinched Waist version with D-Getter. Super rare tube today, Very very hard to find.
Long life and super detail and balance sounding with great bass. Like the CCa, this version is one of the best in top-five list of most wanted E88CC / 6922 tubes.
Nos in original box. Matched pair are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in box. Matched pair are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair and quad are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair and quad are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair and quad are available.
Made in USA by RCA (1950s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair and quad are available.
Made in USA by RCA (1950s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in military paper box. Matched pair are available.
Made in USA by GE (1950s).
Shade black plate, Triple mica and Double D-Getter with five supports.
Most of shade black plate version are made by GE.
Warm sweet sound, good on voices and jazz. Long life tube (10.000 hours)
Nos in military paper box. Matched pair are available.
Made in USA by RCA.
Round muddy black plate, Smoke glass. Bottom D-Getter.
Nos but no box. Packed in white box.
Made in USA by RCA for Western Electric.
Round muddy black plate, Bottom D-Getter.
Nos in original box.
Made by Tung-Sol (1945).
Like the Sylvania Metal base. This is one of the best tube ever made in USA with half smoke glass, Round muddy black plate. Oval mica. Clean, fast, the best in everything, wide bandwidth, great resolution.
Nos but no original box. Packed in white box.
This tubes marked Victor RCA but manufactured by Tung-Sol (1943).
This is one of the best tube ever made in USA with half smoke glass.
Round muddy black plate. Round mica on the top (better than oval mica version).
Nos but only one in original box. Tested matched.
Made in W.Germany by Telefunken.
Diamond Logo on the bottom, Triple mica. Premium of ECC81s. Super high stableness and low noise. Balanced & detail sounding.
One of most wanted 12AT7s in the World.
Nos in original white & black box. Matched pair are available.
Made in W.Germany by Siemens.
Triple mica and O-getter with douple support. One of the great version from Siemens.
Very balanced and detailed sounding. Super low noise and quiet. Great for Phono.
One of the best 12AX7s. Hard to find today.
Nos in original box. Matched pair and quad are available.
Made in W.Germany by Siemens.
Triple mica and O-getter with douple support. One of the great version from Siemens.
Very balanced and detailed sounding. Super low noise and quiet. Great for Phono.
One of the best 12AX7s. Hard to find today.
Nos in original box. Matched pair and quad are available.
Made in W.Germany by Siemens & Halske (1968).
Long plate version. Triple mica and O-getter with douple supports.
Best version from Siemens. Very balanced and detailed sounding. Hard to find in this time.
Nos in original box. Matched pair are available
Made in W.Germany by Siemens & Halske (1968).
Long plate version. Triple mica and O-getter with single supports. Copper grid.
Great version from Siemens. Very balanced and detailed sounding. Hard to find in this time.
Nos in original box. Matched pair are available.
Made in Germany by Siemens.
Long Smooth Plate, O-Getter.
Special military 12AU7s. Very nice tubes.
Nos in original box. Matched pair and quad are available.
Made in Hamburg - W.Germany by Valvo.
Gold pins, Pinched Waist and O-Getter with double support. One of the earliest 12AT7 in the world was introduced by Valvo. One of three highest grade 12AT7s (GEC A2900, Valvo 6021 Pinched Waist and Telefinken ECC801S). Great bass control and sweet midrange, very musical. Long life tube. Nos in box. Please see the CODE
Made in W.Germany by Telefunken (ULM Factory).
Obviously it has Diamond logo. Short frame plate. This is the most sought after 12AX7 variant in the world. Thi version is a special quality – long life 12AX7 (more than 50.000 hours) that is considered by many audiophiles the Best 12AX7 Ever Made.
Nos in original box. Matched pair are available.
Made in W.Germany by Siemens & Halske.
Triple mica and O-getter, single support. Great 12AX7s. Hard to find today.
One of the great version from Siemens. Very balanced and detailed sounding.
Used, Tested very good as new tube (90 - 95%).
Matched pair are available.
Made in Sweden by Standard Radio under RCA's licence (1950s).
Dark brown base, Muddy black plate included five supports around the plate, No hole on plate, Triple mica and double D-Getter.
One of singular of Swedish tubes ever made. One of the top 6SL7s in the world.
Nos, Never been used. Matched pair and quad are available. See more picture
Made in USA by Sylvania.
Round muddy black plate. Bottom D-Getter.
Nos but no box. Packed in white box.
Made in USA by Sylvania.
Metal base, half silver tube. Great of 6SL7 ever made in USA. One of the most treasured of the 6SL7 types and are characterized by excellent low level detail resolution, very immediate sounding with a lot of lower level slam. This version is very very rare.
Nos but no box. Packed in white box. Matched pair are available
Made in USA by Sylvania (1970s).
Black plate, Top O-getter.
Good tube.
Nos but no original box. Packed in white box.
Matched pair and quad are available.
Made in USA by Sylvania.
Metal base, half silver tube. Best of 6SN7 ever made in USA. One of the most treasured of the 6SN7 types and are characterized by excellent low level detail resolution, very immediate sounding with a lot of lower level slam. These are the same as the 6SN7W's
Nos but no box. Packed in white box. Matched pair are available
Made in USA by Sylvania (1944).
Metal base, half silver tube. Best of 6SN7 ever made in USA. One of the most treasured of the 6SN7 types and are characterized by excellent low level detail resolution, very immediate sounding with a lot of lower level slam. These are the same as the 6SN7W's
Nos but no box. Packed in white box. Matched pair are available
Made in USA by Sylvania.
Metal Base version, Best of 6SN7 ever made in USA. One of the most treasured of the 6SN7 types and are characterized by excellent low level detail resolution, very immediate sounding with a lot of lower level slam.
Nos but no box. Packed in white box. Matched pair are available.
Made in W.Germany by Telefunken.
Diamond logo. The big logo version. Very rare and excellent sounding.
Maybe the most commo tube. The best!!
Nos in box. Matched pair and quad are available
Made in W.Germany by Telefunken.
Diamond logo on the bottom. The premium of ECC82s.
Long ribbed plates with two silver wings on each side.
Low noise, balance and detail sounding. Best of ECC82s in the World.
Used but tested as NOS tubes. The print is not clear. Matched pair are available.
Made in W.Germany by Telefunken.
Diamond logo. Gold Pins. Similar to the 7308 type.
Nos in box. Matched pair are available.
Made in W.Germany by Telefunken.
Diamond logo. Gold Pins. Similar to the 6922 type.
Nos in box. Matched pair are available.
Made in W.Germany by Telefunken.
Diamond logo. Gold Pins. Similar to the 6922 type.
Nos in box. Matched pair are available. Same date code.
Made in W.Germany by Telefunken.
Diamond Logo on the bottom, Triple mica. Premium of ECC81s. Super high stableness and low noise. Balanced & detail sounding.
One of most wanted 12AT7s in the World.
Nos in original box. Matched pair are available.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. The premium of ECC82s.
Long ribbed plates with two silver wings on each side.
Low noise, balance and detail sounding. Best of ECC82s in the World.
Nos in original box. Matched pair and quad are available.
Made in W.Germany by Telefunken.
Obviously it has Diamond logo. Short frame plate. This is the most sought after 12AX7 variant in the world. Thi version is a special quality – long life 12AX7 (more than 50.000 hours) that is considered by many audiophiles the Best 12AX7 Ever Made.
Nos in box. matched pair are available.
Made in W.Germany by Telefunken.
Obviously it has Diamond logo. Short frame plate. This is the most sought after 12AX7 variant in the world. Thi version is a special quality – long life 12AX7 (more than 50.000 hours) that is considered by many audiophiles the Best 12AX7 Ever Made.
Nos in original box.
Made in W.Germany by Telefunken.
Diamond logo. The first type has 2 holes on each side of plate (top & bottom).
Large print logo version. Maybe the most common tube.
Great from Telefunken with warm sounding and very good Bass.
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo. The second type has 2 holes on each side of plate (centered).
Small print logo version. Maybe the most common tube. Different mica stripe on top.
One of the best ECC83 ever made with detail sounding.
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo. The third type is similar to the first version but has 3 holes on each side of plate (top, middle & bottom).
Large print logo version.Warm and balance sounding.
Nos in box. Matched pair are available
Made in W.Germany by Telefunken.
Diamond logo. The small logo version.
Maybe the most commo tube. The best!!
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. The first type has 2 holes on each side of plate (top & bottom). Large print logo version. Maybe the most common tube. Great from Telefunken with warm sounding and very good Bass.
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. The second type has 2 holes on each side of plate (centered). Small print logo version. Maybe the most commo tube.Different mica stripe on top. One of the best ECC83 ever made with detail sounding.
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. The third type is similar to the first version but has 3 holes on each side of plate (top, middle & bottom). Large print logo version.Warm and balance sounding.
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. Very nice tube.
Nos in box. Matched pair and quad are available.
Made in W.Germany by Telefunken.
One of few Medium-Mu Twin Triode from Telefunken with special logo on the base.
Very rare today. This tube makes balanced sound, smooth and detailed.
Same as 6SN7GTB. This tube is worth collection.
Nos in original box. Matched pair and quad are available.
Made in W.Germany by Telefunken.
One of few Medium-Mu Twin Triode from Telefunken with special logo on the base.
Very rare today. This tube makes balanced sound, smooth and detailed.
This tube is worth collection.
Nos in original box
Made in W.Germany by Telefunken.
Model S-81. Original and great working condition. Power output: 2W.
Using 1 Telefunken ECL82 tubes for each channel. Original tubes are tested like new.
Very pretty Classic Amplifier. It is indispensable to tube fan's collection.
See more picture: #2 ... #3 ... #4 ... #5
Made in W.Germany by Telefunken.
Model S-82. Original and great working condition. Power output: 2W.
Using 1 Telefunken ECL82 tubes for each channel. Original tubes are tested like new.
Very pretty Classic Amplifier. It is indispensable to tube fan's collection.
Made in W.Germany by Siemens & Halske.
Triple mica and O-getter with douple supports.
They marked telefunken but made by Siemens. One of the great version. .
Great 12AU7s. Hard to find today. Very balanced and detailed sounding
Nos but no box. Matched pair are avaible.
Made in USA by Tung-Sol.
Long gray plate, D-Getter. Premium 12AU7.
Wide bandwidth, well balanced, excellent sound stage and air.Very good tube.
Nos in original box. Matched pair are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Ligh used but test excellent. Packed in white box. Matched pair are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair are available.
Made by Tung-Sol (1945).
Like the Sylvania Metal base. This is one of the best tube ever made in USA with half smoke glass, Round muddy black plate. Oval mica. Clean, fast, the best in everything, wide bandwidth, great resolution.
Ligh used but test excellent. Packed in white box. Matched pair are available.
Made by Tung-Sol (1942).
Like the Sylvania Metal base. This is one of the best tube ever made in USA with half smoke glass.
Round muddy black plate. Round mica on the top (better than oval mica version).
Nos in original box. Matched pair are available.
Made in USA.
Long gray plate, D-Getter. Premium 12AU7.
Wide bandwidth, well balanced, excellent sound stage and air.Very good tube.
Nos in original box. Matched pair are available.
Made by Tung-Sol (1945).
Like the Sylvania Metal base. This is one of the best tube ever made in USA with half smoke glass, Round muddy black plate. Oval mica. Clean, fast, the best in everything, wide bandwidth, great resolution.
Nos but no original box. Packed in white box. Matched pair are available.
Made in USA.
At first glance, it seemed to be Tung-Sol round place. Construction is very similar to the round place with black glass but it has diamond shape top mica, dual copper grid posts.
It looks very unusual. Supper sounding same or better round base version.
Tested matched and very high as new. One maeked Tung-Sol and other marked RCA
Pri: ............... 50, 125/150, 200/250, 333, 500/600 Ohms.
Sec: .............. 50 K....................Frequence: .... 20 Hz - 20 kHz.
Very good Step-up transformer for many types of MC cartridge.
Made in USA by UTC (United Transformer Corporation).
New in original box.
Pri: ............... 50, 200/250, 500/600 Ohms.
Sec: .............. 50 K....................Frequence: .... 20 Hz - 20 kHz.
Very good Step-up transformer for many types of MC cartridge.
Made in USA by UTC (United Transformer Corporation).
Nos in original box. Never solder.
Pri: ................ 50, 125/150, 200/250, 333, 500/600 Ohms.
Sec: .............. 50, 125/150, 200/250, 333, 500/600 Ohms.
Frequence: .... 10 Hz - 50 kHz..... Max level: +15 dbm..... 500V Hipot.
Made in USA by UTC (United Transformer Corporation).
Nos in original box. Never solder.
Pri: ................ 125/150, 200/250, 500/600, 2K Ohms
Sec: .............. 125/150, 200/250, 500/600, 2K Ohms
Frequence: .... 20 Hz - 20 kHz. Highest quality transformer for Laboratory circuit development. Best seri of UTC's products. Best choice for special audio projects.
Made in USA by UTC. Nos in original box. Never solder.
Pri: ..... 2.5K - 4K - 7K - 10K.
Sec..... 2 ohms - 8 ohms - 15 ohms - 500/600 ohms.
Power: 10W. Application: 20, 26, 30, 31, 33, 37, 40, 41, 42, 43, 45, 46, 47, 50, 56, 76, 71A, 2A3, 2A5, 6A3, 6A5, 6B4, 6F6, 6K6, 6L6, 6Y6, 6N6, 6N7, 6SN7,...
Made in USA by UTC. Nos in original box. Never solder.
Pri: ..... 2.5K - 4K - 7K - 10K.
Sec..... 2 ohms - 8 ohms - 15 ohms - 500/600 ohms.
Power: 10W. Application: 20, 26, 30, 31, 33, 37, 40, 41, 42, 43, 45, 46, 47, 50, 56, 76, 71A, 2A3, 2A5, 6A3, 6A5, 6B4, 6F6, 6K6, 6L6, 6Y6, 6N6, 6N7, 6SN7,...
Made in USA by UTC. Used.
Universal Modulation Transformer
Data here.
Made in USA by UTC.
Nos in original box
Made in W.Germany by Valvo.
Gold pins version, Closed getter. Very rare today. Super balanced sounding.
Nos in original box. Matched pair are available.
Made in Hamburg - W.Germany by Valvo.
Gold pins, Pinched Waist and O-Getter with double support. One of the earliest 12AT7 in the world was introduced by Valvo. One of three highest grade 12AT7s (GEC A2900, Valvo 6021 Pinched Waist and Telefinken ECC801S). Great bass control and sweet midrange, very musical. Long life tube. Nos in box. Matched pair are available.
The lable marked VALVO but same as SIEMENS E82CC (Triple Mica).
Made in W.Germany by Siemens & Halske. Very balanced and detailed sounding.
One of the great version from Siemens.
Nos in original box.
Made in G.Britain by Mullard (1950s).
Clear glass, Brown base, Bottom D-Getter. Can bring to you the superb sound. Nearly same as 6SN7s family and can be replace for them BUT can be not used for replacing where the plate volate over 300V.
Nos in original box.
Made in England by Mullard.
Closed Getter version. Better than O-Getter.
Nos in original box. Matched pair are available.
Made in Holland by Amperex.
O-Getter version. Good tubes.
Nos in original box. Matched pair are available.
Made in USA by Western Electric.
Ceramic base. Muddy black plate. Bottom Pan-Getter
Nos, never been used but no box. Matched pair are available.
Made in USA by Sylvania.
Muddy black plate.
This is special triode ever made.
Go to www.vt52.com for more informations.
Used but test as new and matched. No box. Matched pair are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair are available.