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Siemens EM84 / 6FG6 - magic eye tube
Siemens EM84 / 6FG6 - magic eye tube
Price: $15.00
Siemens EM84 / 6FG6 - magic eye tube
This Siemens EM84 / 6FG6 "magic eye" tube is used as a tuning level indicator. The white print on the glass has the Siemens logo. Tube tests as new / very bright.
RCA 807 / 1625 / VT136 - brown base
RCA JAN CRC 1625 / VT136 - brown base
Price: $15.00
RCA JAN CRC 1625 / VT136 - brown base
This 1940s military spec RCA 1625 / VT-136 beam power tube has a 12.6 V heater and a 7-pin base. The brown base has the RCA logo and reads "U.S.A. VT-136." Tube tests as new.
RCA 83 - mercury vapor rectifier tube
RCA 83 mercury vapor rectifier tube
Price: From $39.00 to $59.00
RCA 83 mercury vapor rectifier tube
This 83 is a full-wave mercury vapor rectifier tube. We offer Hickok grade 83 tubes with precisely balanced sections for accurate readings in vintage tube testers. Click "more info" for current availability.
RCA JAN 83 mercury vapor rectifier tube
RCA JAN 83 mercury vapor rectifier tube
Price: $79.00
RCA JAN 83 mercury vapor rectifier tube
This 1963 RCA 83 is a full-wave mercury vapor rectifier tube. The red print has the RCA logo and reads "JAN 83." Tube tests as new with perfectly matched diode sections. Great choice for getting accurate results in vintage Hickok testers.
RCA 5693 / 6SJ7 - red bottle
RCA 5693 / 6SJ7 - red bottle
Price: $44.00
RCA 5693 / 6SJ7 - red bottle
This 1960s RCA 5693 tube is a premium quality 6SJ7 tube—and a favorite for vintage guitar amps. The white print on the distinctive red metal bottle has the RCA logo. Tube tests as new with low noise.
 RCA 6SJ7 - metal bottle
RCA 6SJ7 - metal bottle
Price: $14.00
RCA 6SJ7 - metal bottle
This 1968 RCA 6SJ7 tube has a metal bottle. The red print has the RCA logo. Tube tests as new with low noise.
ElectroHarmonix 6H30Pi - gold pins
ElectroHarmonix 6H30Pi - gold pins
Price: $33.00
ElectroHarmonix 6H30Pi - gold pins
The ElectroHarmonix 6H30Pi tube is a super linear, military spec dual triode tube made in Russia. It has the same internal construction as the Sovtek 6H30Pi, except the EH 6H30Pi has gold pins and has been selected for tighter tolerances and lower noise.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.

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