Diode (NOT rectifier) vacuum tubes

Diode-Diode

Subminiature twin diode designed for detector and signal-rectification operation through the UHF region, with compact construction minimizing high-frequency parasitic effects.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Subminiature high-frequency double diode for detector and signal rectification, using a 26.5 V low-current heater for specialized series-string equipment.

Base

Not recorded

Socket

Not recorded

Heater

26.5 V

Sections

2

Diode-Diode

Ruggedized twin diode for detector, discriminator, clipping, and related signal rectification in communications, instrumentation, and industrial equipment.

Base

6BT

Socket

B7G

Heater

6.3 V

Sections

2

Diode-Diode

Special 6AL5-family twin diode for detector, discriminator, clipping, and general signal rectification using a conventional 6.3 V heater.

Base

6BT

Socket

UX6

Heater

6.3 V

Sections

2

Diode-Diode

Ruggedized miniature twin diode for clippers, clampers, FM/AM detectors, and discriminators in military, industrial, and airborne equipment.

Base

Not recorded

Socket

IO

Heater

6.3 V

Sections

2

Diode

Coaxial tungsten-filament noise diode designed as a calibrated noise source for HF and UHF measurements, with broadband operation extending to approximately 3 GHz.

Base

Not recorded

Socket

Not recorded

Heater

Not recorded

Sections

1

Diode

Pencil-type high-perveance UHF diode designed for pulse detection and pulse-power measurement at frequencies extending to approximately 3.3 GHz.

Base

6173

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode-Diode

Subminiature temperature-limited double diode with tungsten filament, whose plate current depends on filament voltage for specialized measurement or control applications.

Base

8EY

Socket

B8D

Heater

3 V

Sections

2

Diode-Diode

High-perveance industrial twin diode for FM discrimination, clipping, switching, isolation, and related signal-rectification applications.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

2

Diode-Diode

Twin diode for detector, discriminator, clipping, and general signal rectification in receiving, communications, and general electronic equipment.

Base

6BT

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

RCA twin diode designed specifically for switching circuits in medium-speed electronic computers, using a relatively low-wattage heater for economical digital operation.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

2

Diode

Disc-seal vacuum diode designed for UHF voltmeters and monitoring instruments, with probe-adaptable anode connection for direct measurement applications.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode-Diode

Standard miniature twin diode for detector, phase-comparator, discriminator, clipping, switching, and general signal-rectification service.

Base

E7-1

Socket

B7G

Heater

6.3 V

Sections

2

Diode-Diode

Ruggedized special-quality 6AL5-family twin diode for detector, discriminator, clipping, and switching service in demanding military and industrial equipment.

Base

9M

Socket

B7G

Heater

6.3 V

Sections

2

Diode-Diode

Low-resistance EAA91-family twin diode intended particularly for FM ratio detectors and related balanced detector or discriminator circuits.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Subminiature general-purpose double diode for detector and half-wave rectifier applications, providing two independent low-current rectifying sections.

Base

8DF

Socket

IO

Heater

6.3 V

Sections

2

Rectifier-Rectifier

Ruggedized subminiature UHF twin diode for rectifier, clipper, detector, and pulse applications. Its low-capacitance construction and pulse-current capability make it a signal-processing diode rather than a conventional power-supply rectifier.

Base

8EH

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode-Diode

Triple independent high-perveance diode, including two balanced sections, designed for FM, AM, and television detector circuits.

Base

9R

Socket

B9A

Heater

6.3 V

Sections

3

Diode-Diode-Diode

Miniature triple diode designed for detector and rectifier applications, including television DC-restorer service.

Base

9AX

Socket

B9A

Heater

6.3 V

Sections

3

Diode

6D1 diode (not rectifier) electronic tube specifications and datasheets.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

6D10D diode (not rectifier) electronic tube specifications and datasheets.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

Russian subminiature metal-glass UHF diode designed for detection and rectification in electronic voltmeters and centimeter-wave radio circuits.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

Pulse-service Russian subminiature metal-glass UHF diode designed for detection and rectification in centimeter-wave measurement and radio equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

Russian metal-glass disc-terminal UHF diode designed for detecting pulsed oscillations in the two-centimeter wavelength band.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

6D15P diode (not rectifier) electronic tube specifications and datasheets.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

Russian subminiature metal-glass UHF diode designed for detection of pulsed microwave signals.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

Extended-service Russian subminiature metal-glass UHF diode designed for pulsed microwave detection, with enhanced service and environmental ratings.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode-Diode

EAA91-equivalent twin diode with separate cathodes for detector, discriminator, clipping, switching, and general signal-rectification service.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

2

Diode

6D3D diode (not rectifier) electronic tube specifications and datasheets.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

6D4ZH diode (not rectifier) electronic tube specifications and datasheets.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

Subminiature Russian high-voltage diode designed for detection and rectification of RF and microwave oscillations.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

Ruggedized subminiature Russian high-voltage diode for RF and microwave detection or rectification under stronger environmental conditions.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode

6D8D diode (not rectifier) electronic tube specifications and datasheets.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Diode-Diode

Miniature double diode suited to low-current applications including full-wave rectification and general signal rectifier service.

Base

6BT

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode-Diode

Triple high-perveance diode containing three sections for AM detection and FM detector or discriminator circuits.

Base

9QM

Socket

Not recorded

Heater

6.3 V

Sections

3

Diode-Diode

Russian miniature double diode designed for detector, discriminator, and low-power rectifier service.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Russian dual diode documented in the manufacturer source; available application detail is insufficient to justify a narrower functional classification.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Russian dual-diode variant documented in the manufacturer source; available application detail is insufficient for a narrower functional classification.

Base

Not recorded

Socket

Not recorded

Heater

Not recorded

Sections

2

Diode-Diode

Twin diode with separate cathodes designed for detector, automatic-volume-control rectifier, and low-drain power-rectifier applications.

Base

7O

Socket

IO

Heater

6.3 V

Sections

2

Diode-Diode

Indirectly heated double-diode detector valve intended for radio signal detection and related rectifier functions.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Glass-tubular indirectly heated double-diode detector valve intended for radio signal detection and related rectifier functions.

Base

7O

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Glass-tubular twin diode designed for detector, automatic-volume-control, and low-drain rectifier service.

Base

7

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Indirectly heated oxide-cathode dual diode designed for signal detection.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode

Russian double diode designed for signal detection in receiving equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

2

Diode-Diode-Diode-Diode

Quadruple diode designed for phase detection, noise-immune color-killer circuits in color television, and FM stereo multiplex equipment.

Base

E9-1

Socket

B9A

Heater

6.3 V

Sections

4

Diode-Diode-Diode-Diode

Quadruple diode for color phase detection, noise-immune color-killer circuits, and FM stereo bridge-matrix applications.

Base

E9-1

Socket

B9A

Heater

6.3 V

Sections

4

Diode-Diode

Miniature double diode for detector, discriminator, and low-power rectifier service, with high-frequency capability extending into the UHF range.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

2

Diode-Diode

Long-life Russian miniature double diode designed for detector and low-power rectifier service.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

2