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Tube cross-reference

6BD6 alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the 6BD6 voltage pentode - remote cutoff (single). Compare core specifications and verify every restriction before using a replacement.

Replacement tubes for 6BD6

The following tubes are recorded as possible replacements for 6BD6. This direction does not establish that 6BD6 can replace them.

6BA6

Voltage Pentode - Remote Cutoff (single)

Receiving Tubes

The database records 6BA6 as a possible replacement for6BD6.

No special restrictions are recorded for this substitution.

SpecificationOriginal tubeReplacement
Tube typeVoltage Pentode - Remote Cutoff (single)Voltage Pentode - Remote Cutoff (single)
ConstructionPentodePentode
BaseNot recorded7CC
SocketB7GB7G
Base pins77
Sections11
Heater voltage6.3 V6.3 V
Heater current0.3 A0.3 A
6CG6

Voltage Pentode - Remote Cutoff (single)

Receiving Tubes

The database records 6CG6 as a possible replacement for6BD6.

No special restrictions are recorded for this substitution.

SpecificationOriginal tubeReplacement
Tube typeVoltage Pentode - Remote Cutoff (single)Voltage Pentode - Remote Cutoff (single)
ConstructionPentodePentode
BaseNot recorded7BK
SocketB7GB7G
Base pins77
Sections11
Heater voltage6.3 V6.3 V
Heater current0.3 A0.3 A

Where 6BD6 can be used as the replacement

In these recorded relationships, 6BD6 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6BD6.

6BA6

Voltage Pentode - Remote Cutoff (single)

Receiving Tubes

The database records 6BD6 as a possible replacement for6BA6.

No special restrictions are recorded for this substitution.

Specification6BD6 replacementOriginal tube
Tube typeVoltage Pentode - Remote Cutoff (single)Voltage Pentode - Remote Cutoff (single)
ConstructionPentodePentode
BaseNot recorded7CC
SocketB7GB7G
Base pins77
Sections11
Heater voltage6.3 V6.3 V
Heater current0.3 A0.3 A
6CG6

Voltage Pentode - Remote Cutoff (single)

Receiving Tubes

The database records 6BD6 as a possible replacement for6CG6.

No special restrictions are recorded for this substitution.

Specification6BD6 replacementOriginal tube
Tube typeVoltage Pentode - Remote Cutoff (single)Voltage Pentode - Remote Cutoff (single)
ConstructionPentodePentode
BaseNot recorded7BK
SocketB7GB7G
Base pins77
Sections11
Heater voltage6.3 V6.3 V
Heater current0.3 A0.3 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 6BD6 specifications →