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Tube Tinker — Electron Tube Database
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Diode (NOT rectifier) ·Diode

5722

Tungsten-filament diode designed as an RF noise generator, with published operation extending into the VHF range.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
8
Nominal heater
4.9 V / 1.6 A

Description

Tungsten-filament diode designed as an RF noise generator.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
8
Nominal heater voltage
4.9 V
Nominal heater current
1.6 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Diode

X-ray radiationInterelectrode capacitances
Max plate dissipation
5 W
Max cathode current
35 mA

Published ratings and characteristics promoted from supplied Sylvania source.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1950 Sylvania

Published operating points and test conditions from this source.

SECTION 1

Diode

Characteristic

  • HeaterOrFilamentVoltage

    4.9 V

  • HeaterOrFilamentCurrent

    1.6 A

Other

  • MaximumOperatingFrequency

    560 MHz

  • Maximum Plate Current

    35 mA

    NoiseGenerator