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6W4GT

High-vacuum television damper diode designed for high repetitive pulse voltage and current in horizontal-deflection circuits.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: 4CG
Socket code: IO
Base pins: 5
Nominal heater: 6.3 V / 1.2 A

Description

Television damper diode designed for high pulse voltage and current.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 4CG
Socket code: IO
Base pins: 5
Nominal heater voltage: 6.3 V
Nominal heater current: 1.2 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

4CG - Terminal pinout

Electrical assignments shared by every tube using this base designation.

Terminal	Section	Connection	Evidence
PIN1IC	—	IC EIA chart transcription; independent manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 4CG
PIN2IC	—	IC EIA chart transcription; independent manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 4CG
PIN3K	A	K — Cathode EIA chart transcription; independent manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 4CG
PIN5P	A	P — Plate (Anode) EIA chart transcription; independent manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 4CG
PIN7H	—	H — Heater EIA chart transcription; independent manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 4CG
PIN8H	—	H — Heater EIA chart transcription; independent manufacturer corroboration pending	Unverified EIA Base Connections, printed page 127, 4CG

Section ratings

1 physical section, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances

Max plate dissipation: 3.5 W
Max cathode current: 125 mA
Rectifier peak inverse voltage: 5000 V
Rectifier nominal output current: 125 mA
Rectifier peak forward current: 750 mA
Rectifier forward voltage drop: 21 V
Rectifier max heater-cathode voltage: 5000 V

Damper-service maximum ratings and average voltage drop mapped from the printed shared table.

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 peak inverse voltage
3850 V
Nominal DC output current
125 mA
Maximum peak forward current
750 mA

Characteristic

Forward voltage drop
21 V
Forward-voltage-drop test current
250 mA

Data set 02

1965 Sylvania Electronic Tubes Vol3

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristic

Heater Voltage
6.3 V
Heater Current
1.2 A

Other

PeakInverseVoltageMaximum
5000 V
HorizontalDeflection
PeakPlateCurrentMaximum
800 mA
HorizontalDeflection
Average Plate Current Maximum
125 mA
HorizontalDeflection
HeaterCathodeVoltageMaximum
5000 V
Pulse

Data set 03

1966 Tung Sol Electronic Tubes 2 of 4

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Peak inverse plate voltage
3650 V
DamperService
Peak plate current
750 mA
DamperService
DC plate current
125 mA
DamperService
Plate dissipation
3.5 W
DamperService
Heater-cathode total DC and peak voltage
2300 V
HeaterNegative

Characteristic

Tube voltage drop
21 V
250mAConduction

Data set 04

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Capacitance

Cathode to Plate and Heater Capacitance
13 pF
Plate to Cathode and Heater Capacitance
6 pF
Heater to Cathode Capacitance
1 pF

Data set 05

1971 RCA HB3 Binder 5 of 7

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Heater voltage
6.3 V
Heater current
1.2 A
Peak inverse plate voltage
5000 V
DamperService
Peak plate current
750 mA
DamperService
DC plate current
125 mA
DamperService
Peak heater-cathode voltage heater negative
-5000 V
Peak heater-cathode voltage heater positive
300 V

Application

Application
Television damper service

Capacitance

Plate-to-cathode-and-heater capacitance
6 pF