Skip to main content

Diode (NOT rectifier) ·Diode

6923

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

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
3
Nominal heater
6.3 V / 300 mA

Description

Disc-seal vacuum diode intended for UHF voltmeters and monitoring devices; its anode-pin connection is adaptable for probe contact.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
3
Nominal heater voltage
6.3 V
Nominal heater current
300 mA
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 voltage
100 V
Max cathode current
5 mA
Rectifier peak inverse voltage
1000 V

Measuring-diode limits include 1000 V inverse voltage below 100 MHz and 5 mA peak cathode current.

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

1959 Rogers

Published operating points and test conditions from this source.

SECTION 1

Diode

Characteristic

  • HeaterOrFilamentVoltage

    6.3 V

  • HeaterOrFilamentCurrent

    300 mA

  • MaximumMeasurementFrequency

    1000 MHz

Data set 02

195X Tesla

Published operating points and test conditions from this source.

SECTION 1

Diode

Characteristics

  • Interelectrode capacitances

    Published

    See source sheet for electrode-specific capacitance values

Data set 03

1963 Amperex Condensed

Published operating points and test conditions from this source.

SECTION 1

Diode

Characteristic

  • Maximum frequency

    1000 MHz

  • Heater voltage

    6.3 V

  • Heater current

    300 mA