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1B48

Small gaseous cold-cathode half-wave rectifier for moderately high-voltage service and series-cascade operation. It requires no heater supply and uses gas-discharge conduction for compact low-current rectification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: B7G
Base pins: -
Nominal heater: -

Description

Small gaseous cold-cathode half-wave rectifier for moderately high-voltage service and series cascade operation.

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: -
Nominal heater voltage: -
Nominal heater current: -
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

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 2700 V
Rectifier nominal output current: 6 mA
Rectifier forward voltage drop: 100 V

Values promoted from published ratings/characteristics where identifiable.

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

1938 Raytheon

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Yaxiimm Pzl Inverse Toltage
2700 volts
Yaxiimm Pzl Inverse Toltage 2700 volts
Average D,C. Voelbage drop
100 ma
Average D,C. Voelbage drop 8t € ma 100 Tolts
¥aximam [o.Co Output Curreat
6 ma
¥aximam [o.Co Output Curreat 6 ma
Maximum Peak Plate Vcitage
1600 volts
Maximum Peak Plate Vcitage 1600 volts