Tube cross-reference
6DB6 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6DB6 voltage radio detector converter. Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 6DB6
The following tubes are recorded as possible replacements for 6DB6. This direction does not establish that 6DB6 can replace them.
Voltage Radio Detector Converter
The database records 6954 as a possible replacement for6DB6.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage Radio Detector Converter | Voltage Radio Detector Converter |
| Construction | Pentode | Pentode |
| Base | 7CM | Not recorded |
| Socket | B7G | B7G |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.3 A | 0.3 A |
Voltage Pentode - Sharp Cutoff (single)
The database records 6AS6 as a possible replacement for6DB6.
- Parallel heater circuits only
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage Radio Detector Converter | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7CM | E7-1 |
| Socket | B7G | B7G |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.3 A | 0.175 A |
Where 6DB6 can be used as the replacement
In these recorded relationships, 6DB6 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6DB6.
Voltage Pentode - Sharp Cutoff (single)
The database records 6DB6 as a possible replacement for6AS6.
- Parallel heater circuits only
| Specification | 6DB6 replacement | Original tube |
|---|---|---|
| Tube type | Voltage Radio Detector Converter | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7CM | E7-1 |
| Socket | B7G | B7G |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.3 A | 0.175 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 6DB6 specifications →