Tube cross-reference
PCC85 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the PCC85 voltage - dual triode (similar). Compare core specifications and verify every restriction before using a replacement.
Exact variations of PCC85
These designations belong to the same electrical variation group. Their names may differ because of international standards, manufacturing tolerances, or materials, but they are recorded as electrically equivalent—not merely substitutes.
9AQ8 Voltage - Dual Triode (similar)
- Base
- Not recorded
- Socket
- B9A
- Base pins
- 9
- Sections
- 2
- Heater voltage
- 9 V
- Heater current
- 0.3 A
Replacement tubes for PCC85
The following tubes are recorded as possible replacements for PCC85. This direction does not establish that PCC85 can replace them.
Voltage - Dual Triode (similar)
The database records 9AQ8 as a possible replacement forPCC85.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage - Dual Triode (similar) | Voltage - Dual Triode (similar) |
| Construction | Triode-Triode | Triode-Triode |
| Base | B9A | Not recorded |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 2 | 2 |
| Heater voltage | 9 V | 9 V |
| Heater current | 0.3 A | 0.3 A |
Where PCC85 can be used as the replacement
In these recorded relationships, PCC85 is the replacement tube. The listed original tubes are not automatically suitable as replacements for PCC85.
Voltage - Dual Triode (similar)
The database records PCC85 as a possible replacement for9AQ8.
No special restrictions are recorded for this substitution.
| Specification | PCC85 replacement | Original tube |
|---|---|---|
| Tube type | Voltage - Dual Triode (similar) | Voltage - Dual Triode (similar) |
| Construction | Triode-Triode | Triode-Triode |
| Base | B9A | Not recorded |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 2 | 2 |
| Heater voltage | 9 V | 9 V |
| Heater current | 0.3 A | 0.3 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 PCC85 specifications →