Electronic tube type
Voltage Triode Tetrode vacuum tubes
Voltage Triode Tetrode records in Tube Tinker cover 4 tube designations, including 21 preserved original datasheets. Compare bases, sockets, heater requirements, construction, exact variations, and directional replacement options.
- Tube records
- 4
- Original datasheets
- 21
- Variation families
- 1
- Tubes with alternatives
- 2
About Voltage Triode Tetrode tubes
If the tube contains a voltage/signal triode and a tetrode, not power, then assign this type.
Electrical range
- Nominal heater voltage
- 4.7–90 V
- Nominal heater current
- 0.05–0.75 A
Common voltage triode tetrode characteristics
These are the most frequently recorded attributes among tubes in this category.
Bases
- 9DX1
- 9GE1
- 9KP1
Sockets
- B9A3
Constructions
- Tetrode-Triode4
Voltage Triode Tetrode tube list
Page 1 of 1
5CQ8 Tetrode-Triode
Medium-mu triode and sharp-cutoff tetrode for television mixer, IF-amplifier, and related signal service.
- Base
- 9GE
- Socket
- B9A
- Heater
- 4.7 V
- Sections
- 2
6FH8 Tetrode-Triode
Medium-mu triode plus sharp-cutoff tetrode with auxiliary plates for complex-wave-generator and television-receiver applications.
- Base
- 9KP
- Socket
- B9A
- Heater
- 6.3 V
- Sections
- 2
6JA8 Tetrode-Triode
High-mu triode and multi-grid section for television synchronization functions and video amplification.
- Base
- 9DX
- Socket
- B9A
- Heater
- 6.3 V
- Sections
- 2
VCL11 Tetrode-Triode
Economy-receiver triode plus power-output tetrode developed for the DKE; the tetrode provides about 1.2 watts output with 4-watt plate dissipation.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 90 V
- Sections
- 2