Tube cross-reference
3C2 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 3C2 rectifier - half wave. Compare core specifications and verify every restriction before using a replacement.
Where 3C2 can be used as the replacement
In these recorded relationships, 3C2 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 3C2.
Rectifier - TV Line Scan Boost
The database records 3C2 as a possible replacement for2V2.
No special restrictions are recorded for this substitution.
| Specification | 3C2 replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - TV Line Scan Boost |
| Construction | Rectifier | Rectifier |
| Base | Not recorded | 8FV |
| Socket | IO | Not recorded |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 3.15 V | 2.5 V |
| Heater current | 0.21 A | 0.2 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 3C2 specifications →