6B31

Twin rectifier with separate cathodes for half-wave or full-wave AC rectification. Rated for approximately 420 V peak inverse voltage, 9 mA DC current, and 54 mA peak current from a 6.3 V heater.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: -
Socket code: B7G
Base pins: 7
Nominal heater: 6.3 V / 300 mA

Description

Twin rectifier with separate cathodes for half-wave or full-wave rectification.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B7G
Base pins: 7
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

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances

Max plate voltage: 150 V
Max plate dissipation: 0.5 W
Rectifier peak inverse voltage: 420 V
Rectifier nominal output current: 9 mA
Rectifier peak forward current: 54 mA

Published ratings/characteristics promoted from the approved source.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Max plate dissipation: 0.5 W
Rectifier peak inverse voltage: 420 V
Rectifier nominal output current: 9 mA
Rectifier peak forward current: 54 mA

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

195X Tesla

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

HeaterVoltageNominal
6.3 V
Nominal
HeaterCurrentNominal
300 mA
Nominal
Maximum Plate Voltage
150 V

Data set 02

1969 Tesla Manual of Electronic Tubes

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

AC Input Voltage
150 V
HalfWave