Electronic tube type
Voltage - Triple Triode vacuum tubes
Voltage - Triple Triode records in Tube Tinker cover 25 tube designations, including 122 preserved original datasheets. Compare bases, sockets, heater requirements, construction, exact variations, and directional replacement options.
- Tube records
- 25
- Original datasheets
- 122
- Variation families
- 1
- Tubes with alternatives
- 8
About Voltage - Triple Triode tubes
If the tube has three triode sections, none of which are NOT power types, then assign this type.
Electrical range
- Nominal heater voltage
- 6.3–18.9 V
- Nominal heater current
- 0.15–0.9 A
Common voltage - triple triode characteristics
These are the most frequently recorded attributes among tubes in this category.
Bases
- E12-66 / 12BA3
- E12-703
- 12BY2
- 12FE2
- 9RQ2
- 12BQ1
- 12HG1
- 12HU1
Sockets
- B12C17
- B9A7
Constructions
- Triode-Triode-Triode25
Voltage - Triple Triode tube list
Page 1 of 1
12AC10A Triode-Triode-Triode
High-mu triple triode for color-difference matrixing circuits in color television receivers.
- Base
- 12FE
- Socket
- B12C
- Heater
- 12.6 V
- Sections
- 3
12MD8 Triode-Triode-Triode
Medium-mu triple triode for matrixing circuits in color and black-and-white television receivers.
- Base
- 9RQ
- Socket
- B9A
- Heater
- 12.6 V
- Sections
- 3
12MN8 Triode-Triode-Triode
High-mu triple triode, 12.6-volt heater version of 6MN8, for television matrix-amplifier service.
- Base
- Not recorded
- Socket
- B9A
- Heater
- 12.6 V
- Sections
- 3
19EZ8 Triode-Triode-Triode
High-mu triple triode for compact multi-stage voltage-amplifier circuits.
- Base
- Not recorded
- Socket
- B9A
- Heater
- 18.9 V
- Sections
- 3
6AC10 Triode-Triode-Triode
High-mu triple triode used in matrixing color-difference circuits of color television receivers.
- Base
- E12-70
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6AK10 Triode-Triode-Triode
Compactron triple high-mu triode for high-gain color-difference amplification in television receivers.
- Base
- E12-70
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6AV11 Triode-Triode-Triode
Compactron triple triode for multi-stage amplifier and signal-processing service.
- Base
- 12BY
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6BK11 Triode-Triode-Triode
Compactron containing one medium-high-mu triode and two high-mu triodes for multi-stage amplifier service.
- Base
- Not recorded
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6C10 Triode-Triode-Triode
Compact triple high-mu triode with independent cathode, grid, and plate connections for all three sections.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 3
6D10 Triode-Triode-Triode
Compactron triple triode combining oscillator-mixer, grounded-grid amplifier, and automatic-frequency-control functions in receiving equipment.
- Base
- 12BQ
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6EZ8 Triode-Triode-Triode
High-mu triple triode intended primarily for FM tuner circuitry.
- Base
- 9KA
- Socket
- B9A
- Heater
- 6.3 V
- Sections
- 3
6GY8 Triode-Triode-Triode
High-mu triple triode for multi-stage voltage-amplifier and signal-processing circuits.
- Base
- Not recorded
- Socket
- B9A
- Heater
- 6.3 V
- Sections
- 3
6J9 Triode-Triode-Triode
Triple triode designed to combine RF amplifier, oscillator, and mixer functions throughout the VHF range.
- Base
- Not recorded
- Socket
- B9A
- Heater
- 6.3 V
- Sections
- 3
6K11 Triode-Triode-Triode
Three-unit triode with one medium-mu and two high-mu sections for multi-stage amplifier and signal-processing service.
- Base
- E12-70
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6MD8 Triode-Triode-Triode
Medium-mu triple triode for matrixing circuits in color and black-and-white television receivers.
- Base
- 9RQ
- Socket
- B9A
- Heater
- 6.3 V
- Sections
- 3
6MJ8 Triode-Triode-Triode
Duodecar triple triode used in matrixing-amplifier circuits of color and black-and-white television receivers.
- Base
- 12HG
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6MN8 Triode-Triode-Triode
High-mu triple triode for matrix-amplifier applications in color television receivers.
- Base
- EIA 12HU
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6Q11 Triode-Triode-Triode
Triple triode for television sync-clipper, gated-AGC, and related signal-processing circuits.
- Base
- 12BY
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
6U10 Triode-Triode-Triode
Multi-unit triode with medium-mu and high-mu sections for general amplifier applications.
- Base
- EIA 12FE
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
7688 Triode-Triode-Triode
High-reliability medium-mu triple triode for instrumentation; each section is electrically equivalent to one section of a 12AU7.
- Base
- E12-66 / 12BA
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
7689 Triode-Triode-Triode
High-reliability high-mu triple triode for instrumentation; each section is electrically equivalent to one section of a 12AX7.
- Base
- E12-66 / 12BA
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
7690 Triode-Triode-Triode
Medium-mu triple triode designed for high-reliability instrumentation service.
- Base
- E12-66 / 12BA
- Socket
- B12C
- Heater
- 6.3 V
- Sections
- 3
8AC10 Triode-Triode-Triode
High-mu triple triode used in matrixing color-difference circuits of color television receivers.
- Base
- 12FE
- Socket
- B12C
- Heater
- 8.4 V
- Sections
- 3
9AK10 Triode-Triode-Triode
Compactron triple high-mu triode for multi-stage amplifier and signal-processing service.
- Base
- Not recorded
- Socket
- B12C
- Heater
- 9.5 V
- Sections
- 3
9MN8 Triode-Triode-Triode
High-mu triple triode for matrix-amplifier applications in color television receivers.
- Base
- 12HU
- Socket
- B12C
- Heater
- 9.5 V
- Sections
- 3