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Tube Tinker — Electron Tube Database

Tube cross-reference

1N6G alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the 1N6G voltage pentode or tetrode (with diode). Compare core specifications and verify every restriction before using a replacement.

Replacement tubes for 1N6G

The following tubes are recorded as possible replacements for 1N6G. This direction does not establish that 1N6G can replace them.

1N6GT

Voltage Pentode or Tetrode (with diode)

Receiving Tubes

The database records 1N6GT as a possible replacement for1N6G.

No special restrictions are recorded for this substitution.

SpecificationOriginal tubeReplacement
Tube typeVoltage Pentode or Tetrode (with diode)Voltage Pentode or Tetrode (with diode)
ConstructionDiode-PentodeDiode-Pentode
Base7AM7AM
SocketIONot recorded
Base pins8Not recorded
Sections22
Heater voltage1.4 V1.4 V
Heater current0.05 A0.05 A

Where 1N6G can be used as the replacement

In these recorded relationships, 1N6G is the replacement tube. The listed original tubes are not automatically suitable as replacements for 1N6G.

1N6GT

Voltage Pentode or Tetrode (with diode)

Receiving Tubes

The database records 1N6G as a possible replacement for1N6GT.

No special restrictions are recorded for this substitution.

Specification1N6G replacementOriginal tube
Tube typeVoltage Pentode or Tetrode (with diode)Voltage Pentode or Tetrode (with diode)
ConstructionDiode-PentodeDiode-Pentode
Base7AM7AM
SocketIONot recorded
Base pins8Not recorded
Sections22
Heater voltage1.4 V1.4 V
Heater current0.05 A0.05 A

Verify before substituting

Matching a base or heater voltage is not enough to prove that two tubes are interchangeable. Check pin connections, heater current, maximum ratings, bias requirements, warm-up behavior, and the equipment manufacturer’s service documentation before making a substitution.

View the complete 1N6G specifications →