5Y4GT

GT-envelope full-wave high-vacuum rectifier for receiver and general electronic power supplies. Its five-volt filament and dual rectifier sections provide conventional moderate-current service.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: 5Q
Socket code: -
Base pins: -
Nominal heater: 5 V / 2 A

Description

5Y4GT is a full-wave high-vacuum rectifier listed in the RCA manual table, with a 5 V heater/filament and published peak-inverse-voltage, DC-output-current, peak-current, and voltage-drop ratings.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 5Q
Socket code: -
Base pins: -
Nominal heater voltage: 5 V
Nominal heater current: 2 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

5Q - Terminal pinout

Electrical assignments shared by every tube using this base designation.

Terminal	Section	Connection	Evidence
PIN3P1	A	P — Plate (Anode) EIA chart transcription; manufacturer corroboration pending; preserve source designation P1	Unverified EIA Base Connections, printed page 127, 5Q
PIN5P2	A	P — Plate (Anode) EIA chart transcription; manufacturer corroboration pending; preserve source designation P2	Unverified EIA Base Connections, printed page 127, 5Q
PIN7F	—	F — Filament EIA chart transcription; manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 5Q
PIN8F	—	F — Filament EIA chart transcription; manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 5Q

Section ratings

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 1400 V
Rectifier nominal output current: 125 mA
Rectifier peak forward current: 400 mA
Rectifier forward voltage drop: 60 V

Shares the table row/rating block with 5Y4-GA; repeated identical diode sections compressed.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 1400 V
Rectifier nominal output current: 125 mA
Rectifier peak forward current: 400 mA
Rectifier forward voltage drop: 60 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 per plate
350 V
FullWave
Maximum DC output current
125 mA
FullWave
Maximum peak inverse voltage
1400 V
FullWave
Maximum peak current per plate
400 mA
FullWave

Characteristic

Tube voltage drop
60 V
At 125 mA DC output

SECTION 2

Rectifier

Other

Maximum RMS supply voltage per plate
350 V
FullWave
Maximum RMS supply voltage per plate
350 V
FullWave
Maximum DC output current
125 mA
FullWave
Maximum DC output current
125 mA
FullWave
Maximum peak inverse voltage
1400 V
FullWave
Maximum peak current per plate
400 mA
FullWave

Characteristic

Tube voltage drop
60 V
At 125 mA DC output
Tube voltage drop
60 V
At 125 mA DC output