Tube cross-reference
8077 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 8077 power - pentode single (not beam) (under 10w). Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 8077
The following tubes are recorded as possible replacements for 8077. This direction does not establish that 8077 can replace them.
Power - Pentode Single (NOT beam) (under 10W)
The database records 7054 as a possible replacement for8077.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Power - Pentode Single (NOT beam) (under 10W) | Power - Pentode Single (NOT beam) (under 10W) |
| Construction | Pentode | Pentode |
| Base | Not recorded | Not recorded |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 13.5 V | 13.5 V |
| Heater current | 0.275 A | 0.275 A |
Where 8077 can be used as the replacement
In these recorded relationships, 8077 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 8077.
Power - Pentode Single (NOT beam) (under 10W)
The database records 8077 as a possible replacement for7054.
No special restrictions are recorded for this substitution.
| Specification | 8077 replacement | Original tube |
|---|---|---|
| Tube type | Power - Pentode Single (NOT beam) (under 10W) | Power - Pentode Single (NOT beam) (under 10W) |
| Construction | Pentode | Pentode |
| Base | Not recorded | Not recorded |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 13.5 V | 13.5 V |
| Heater current | 0.275 A | 0.275 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 8077 specifications →