Specialized - Thyratron vacuum tubes

Thyratron

Very-high-current xenon thyratron for grid-controlled rectifier and pulse service. Its massive filament supports heavy industrial controlled-discharge operation.

Base

Not recorded

Socket

B7G

Heater

2.5 V

Sections

1

Thyratron

Grid-controlled gas rectifier and thyratron for electronic power control. Triggering initiates gas-discharge conduction for controlled switching.

Base

Not recorded

Socket

UX4

Heater

Not recorded

Sections

1

Thyratron

Xenon-filled three-electrode thyratron for reliable wide-temperature control service. Grid triggering provides controlled gas conduction across demanding environments.

Base

4CF

Socket

UX4

Heater

2.5 V

Sections

1

Thyratron

Gas-filled high-current thyratron triode for applications requiring precise control. Its heavy filament supports substantial grid-triggered power switching.

Base

4BZ

Socket

B9A

Heater

2.5 V

Sections

1

Thyratron

Industrial gas-tetrode thyratron for counter and relay applications. Grid-controlled gas discharge provides electronic switching and control.

Base

7BN

Socket

B7G

Heater

6.3 V

Sections

1

Thyratron

Gas thyratron tetrode for relay operation, grid-controlled rectification, and pulse switching. Its control grid initiates rapid gas-discharge conduction.

Base

E7-1

Socket

B9A

Heater

6.3 V

Sections

1

Thyratron

The 5728, also designated FG-67, is a mercury-vapor thyratron with positive and negative grid-control capability. It provides controlled gas discharge for electronic switching and power-control applications. Its heated cathode requires a specified warm-up period, and operation depends on appropriate firing and deionization conditions.

Base

Not recorded

Socket

Not recorded

Heater

5 V

Sections

1

Thyratron

Radiation-cooled mercury-vapor thyratron for stepless voltage-output and DC motor control. Grid triggering regulates substantial industrial power.

Base

Not recorded

Socket

Not recorded

Heater

5 V

Sections

1

Thyratron

Higher-current mercury-vapor thyratron for stepless voltage-output and DC motor control. Its heavy filament supports substantial controlled industrial power.

Base

Not recorded

Socket

Not recorded

Heater

5 V

Sections

1

Thyratron

Inert-gas-filled grid-controlled thyratron for industrial control and ignitor-firing service. Its trigger grid controls substantial discharge current.

Base

Not recorded

Socket

Not recorded

Heater

2.5 V

Sections

1

Thyratron

Quick-heating inert-gas grid-controlled thyratron for industrial control circuits. Its heavy filament provides rapid readiness for substantial power switching.

Base

Not recorded

Socket

Not recorded

Heater

2.5 V

Sections

1

Thyratron

Grid-controlled gas rectifier and thyratron for substantial industrial power control. Its heavy heater supports high-current controlled discharge.

Base

Not recorded

Socket

A

Heater

2.5 V

Sections

1

Thyratron

Hydrogen-filled zero-bias pulse thyratron for very-high-power radar modulators. Its massive heater and fast gas discharge switch extreme pulse energy.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Fast-heating hydrogen thyratron for very-high-power network-discharge pulse service. Rapid warm-up and high-current gas switching suit radar modulators.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Hydrogen-filled zero-bias pulse thyratron for high-power radar modulators. Fast gas discharge provides high-current, high-voltage pulse switching.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Three-electrode hydrogen-filled zero-bias thyratron for high-power pulse generation in radar modulators, providing rapid high-current discharge switching.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Compact hydrogen thyratron for pulse-modulator network-discharge service. Fast gas switching provides repeatable high-voltage pulse generation.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Compact high-current hydrogen thyratron for pulse-modulator service. Its controlled gas discharge provides rapid, substantial pulse-current switching.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Compact hydrogen thyratron for airborne radar pulse modulators. Its small construction and rapid gas switching suit aircraft pulse-power equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Companion compact hydrogen thyratron for airborne radar pulse modulators, providing rapid controlled discharge in aircraft pulse-power systems.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Large directly heated xenon negative-control thyratron for high-current grid-controlled rectifier service, handling ampere-class average current and high peak conduction.

Base

4BZ

Socket

A

Heater

2.5 V

Sections

1

Thyratron

Hot-cathode hydrogen thyratron for high-repetition-rate, high-voltage, high-peak-current pulse switching in pulse-modulator service.

Base

Not recorded

Socket

SJ4

Heater

6.3 V

Sections

1

Thyratron

Improved hydrogen thyratron for high-power pulse switching, offering lower time jitter than the 5C22 at high repetition rates.

Base

Not recorded

Socket

SUPERJUMBO4B

Heater

6.3 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

EDISON

Heater

2.5 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

B9A

Heater

2.5 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

UX4

Heater

9 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

4D

Socket

UX4

Heater

2.5 V

Sections

1

Rectifier

6015 grid-control rectifier (thyratron).

Base

Not recorded

Socket

Not recorded

Heater

2.5 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

Not recorded

Heater

2.5 V

Sections

1

Thyratron

Hydrogen thyratron for high-repetition-rate, high-peak-current pulsing, including high-altitude and zero-bias-control operation.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

A

Heater

Not recorded

Sections

1

Thyratron

Hydrogen thyratron interchangeable with 4C35, using a self-contained hydrogen source for stable long-life pulse switching.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

IO

Heater

2.5 V

Sections

1

Thyratron

Xenon gas thyratron for pulse and switching service.

Base

Not recorded

Socket

Not recorded

Heater

14 V

Sections

1

Thyratron

High-voltage hydrogen thyratron interchangeable with 5C22, using a self-contained hydrogen source for stable pulse service.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

Not recorded

Heater

2.5 V

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

IO

Heater

5 V

Sections

1

Thyratron

Western Electric cold-cathode trigger/control tube for rapid gas-discharge switching applications.

Base

Not recorded

Socket

B9A

Heater

Not recorded

Sections

1

Thyratron

The 6478 is an inert-gas thyratron intended for high-voltage pulse switching. Its oxide-coated heated cathode and control-grid discharge system provide fast triggered conduction, with specified peak current, recovery time, inverse-voltage capability, and permissible repetition rate.

Base

Not recorded

Socket

Not recorded

Heater

2.5 V

Sections

1

Thyratron

Subminiature cold-cathode gas-filled trigger tube for compact pulse and switching circuits.

Base

Not recorded

Socket

B12A

Heater

Not recorded

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

B9A

Heater

Not recorded

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

B9A

Heater

Not recorded

Sections

1

Thyratron

Gas-filled grid-controlled thyratron for controlled rectifier, relay, motor-control, industrial switching, or pulse service.

Base

Not recorded

Socket

IO

Heater

6.3 V

Sections

1

Thyratron

Ruggedized hydrogen thyratron designed for multi-megawatt pulse network-discharge service, providing rapid high-current switching for demanding pulsed-power systems.

Base

Not recorded

Socket

B4D

Heater

6.3 V

Sections

1

Thyratron

Grid-controlled vapor-rectifier tetrode for high-current controlled rectification and switching, using grid triggering to control heavy power conduction.

Base

Not recorded

Socket

Not recorded

Heater

5 V

Sections

1

Thyratron

Grid-controlled thyratron rectifier for controlled power conversion, with a 6.3 V heater and published operating ratings for switching and rectifier service.

Base

7BN

Socket

Not recorded

Heater

6.3 V

Sections

1

Thyratron

Mercury-vapor tetrode thyratron designed for high-voltage grid-controlled rectifier service, providing triggered conduction in substantial power-conversion equipment.

Base

Not recorded

Socket

IO

Heater

5 V

Sections

1