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Rectifier - Full Wave ·Rectifier-Rectifier

7X6

Lock-in twin high-vacuum diode for full-wave power-rectifier service. Its 6.3 V heater and dual rectifier sections provide moderate-current conventional power conversion.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: 7AJ
Socket code: B8G
Base pins: 8
Nominal heater: 6.3 V / 1.2 A

Description

High-vacuum twin diode in lock-in construction intended for power-rectifier service.

Socket description

Loctal 8-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 7AJ
Socket code: B8G
Base pins: 8
Nominal heater voltage: 6.3 V
Nominal heater current: 1.2 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

7AJ - 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

Rectifier peak inverse voltage: 700 V
Rectifier nominal output current: 75 mA
Rectifier peak forward current: 450 mA
Rectifier forward voltage drop: 22 V
Rectifier max heater-cathode voltage: 350 V

Published promoted fields populated by semantic section ownership; identical repeated sections compressed.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 700 V
Rectifier nominal output current: 75 mA
Rectifier peak forward current: 450 mA
Rectifier forward voltage drop: 22 V
Rectifier max heater-cathode voltage: 350 V

Second physical rectifier section; electrical properties populated from corresponding identical section.

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 General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Maximum RMS supply voltage
235 V
High-vacuum rectifier/doubler
Maximum DC output current per plate
75 mA
RectifierOrDoubler

Characteristic

Forward voltage drop
22 V
High-vacuum rectifier/doubler

SECTION 2

Rectifier

Other

Maximum RMS supply voltage
235 V
High-vacuum rectifier/doubler
Maximum DC output current per plate
75 mA
RectifierOrDoubler

Characteristic

Forward voltage drop
22 V
High-vacuum rectifier/doubler

Data set 02

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Peak Inverse Voltage
700 V
EachPlate
DC Output Current
75 mA
FullWave

SECTION 2

Rectifier

Other

Peak Inverse Voltage
700 V
EachPlate
DC Output Current
75 mA
FullWave