Tube cross-reference
6CB5A alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6CB5A power - tv horizontal output (sweep). Compare core specifications and verify every restriction before using a replacement.
Where 6CB5A can be used as the replacement
In these recorded relationships, 6CB5A is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6CB5A.
Power - TV Horizontal Output (sweep)
The database records 6CB5A as a possible replacement for6CB5.
No special restrictions are recorded for this substitution.
| Specification | 6CB5A replacement | Original tube |
|---|---|---|
| Tube type | Power - TV Horizontal Output (sweep) | Power - TV Horizontal Output (sweep) |
| Construction | BeamPower | BeamPower |
| Base | 8GD | 8GD |
| Socket | B9A | IO |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 2.5 A | 2.5 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 6CB5A specifications →