Tube cross-reference
E99F alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the E99F voltage pentode - remote cutoff (single). Compare core specifications and verify every restriction before using a replacement.
Exact variations of E99F
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.
7694 Voltage Pentode - Remote Cutoff (single)
- Base
- Not recorded
- Socket
- B7G
- Base pins
- 7
- Sections
- 1
- Heater voltage
- 6.3 V
- Heater current
- 0.15 A
Replacement tubes for E99F
The following tubes are recorded as possible replacements for E99F. This direction does not establish that E99F can replace them.
Voltage Pentode - Remote Cutoff (single)
The database records 6BJ6 as a possible replacement forE99F.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage Pentode - Remote Cutoff (single) | Voltage Pentode - Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | Not recorded | 7CM |
| Socket | B9A | B7G |
| Base pins | 9 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.15 A |
Where E99F can be used as the replacement
In these recorded relationships, E99F is the replacement tube. The listed original tubes are not automatically suitable as replacements for E99F.
Diode (NOT rectifier)
The database records E99F as a possible replacement for6BJ7.
No special restrictions are recorded for this substitution.
| Specification | E99F replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode - Remote Cutoff (single) | Diode (NOT rectifier) |
| Construction | Pentode | Diode-Diode-Diode |
| Base | Not recorded | 9AX |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 1 | 3 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.45 A |
Voltage Pentode - Remote Cutoff (single)
The database records E99F as a possible replacement for7694.
No special restrictions are recorded for this substitution.
| Specification | E99F replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode - Remote Cutoff (single) | Voltage Pentode - Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | Not recorded | Not recorded |
| Socket | B9A | B7G |
| Base pins | 9 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.15 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 E99F specifications →