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BR

Raytheon cold-cathode gas-filled half-wave rectifier requiring no heater supply. Its heaterless construction provides moderate-current AC-to-DC conversion for compact electronic supplies.

Directly heatedCold cathodeCommon cathodeDissimilar

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

Description

BR is a Raytheon cold-cathode gas-filled half-wave rectifier requiring no heater supply.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
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: 850 V
Rectifier nominal output current: 50 mA
Rectifier peak forward current: 200 A
Rectifier forward voltage drop: 80 V

Published gas-rectifier RMS voltage, output current, peak current, inverse voltage, starting voltage and dynamic drop reviewed.

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

1937 Raytheon Radio Receiving Tubes

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Maximum AC voltage per plate RMS
300 V
HalfWave GasFilled
Maximum DC output current
50 mA
HalfWave GasFilled
Maximum peak plate current
200 mA
HalfWave GasFilled
Maximum inverse peak voltage
850 V
HalfWave GasFilled

Characteristic

Minimum starting peak voltage
300 V
HalfWave GasFilled
Average dynamic voltage drop
80 V
HalfWave GasFilled