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5EA8
Voltage Radio Detector Converter Pentode-TriodeDissimilar
PDF Google eBay
Base
9AE
Socket code
B9A
Electrical Summary
Heater 4.7 V / 600 mA
Plate S1: 330 V / 2.5 WS2: 330 V / 3.1 W
Screen S2: 330 V / 0.55 W
rP S1: 5,000 ΩS2: 200,000 Ω
gm S1: 8 mA/VS2: 6.4 mA/V
μ S1: 40
Sections
2
9 pins - B9A - Small-button Noval 9-contact
Variations:5GH8
Medium-mu triode and sharp-cutoff pentode used as a combined television oscillator and mixer.
Frequency Converter Tube Oscillator Tube Pentode Sharp Cutoff Radio Detector Converter Radio Detector Converter Tube TV Receiver Tube
Source PDFs (11)
5GH8
Voltage Triode Pentode Pentode-TriodeDissimilar
PDF Google eBay
Base
9AE
Socket code
B9A
Electrical Summary
Heater 4.7 V / 600 mA
Plate S1: 330 V / 2.5 WS2: 350 V / 2.5 W
Screen S2: 330 V / 0.55 W
Ik max S2: 20 mA
rP S1: 5,400 ΩS2: 200,000 Ω
gm S1: 8.5 mA/VS2: 7.5 mA/V
μ S1: 46
Sections
2
9 pins - B9A - Small-button Noval 9-contact
Variations:5EA8
Combined medium-mu triode and sharp-cutoff pentode for television horizontal oscillator, multivibrator, frequency-control, and related amplifier circuits.
Oscillator Tube Sharp Cutoff Television Oscillator Control Video Amplifier Tube
Source PDFs (4)

Electrical Summary

General Summary

5EA8

Voltage Radio Detector Converter Pentode-TriodeDissimilar

Heater	4.7 V / 600 mA
Plate	S1: 330 V / 2.5 WS2: 330 V / 3.1 W
Screen	S2: 330 V / 0.55 W
rP	S1: 5,000 ΩS2: 200,000 Ω
gm	S1: 8 mA/VS2: 6.4 mA/V
μ	S1: 40

9 pins - B9A - Small-button Noval 9-contact

Variations:5GH8

Medium-mu triode and sharp-cutoff pentode used as a combined television oscillator and mixer.

Frequency Converter Tube Oscillator Tube Pentode Sharp Cutoff Radio Detector Converter Radio Detector Converter Tube TV Receiver Tube

5GH8

Voltage Triode Pentode Pentode-TriodeDissimilar

Heater	4.7 V / 600 mA
Plate	S1: 330 V / 2.5 WS2: 350 V / 2.5 W
Screen	S2: 330 V / 0.55 W
Ik max	S2: 20 mA
rP	S1: 5,400 ΩS2: 200,000 Ω
gm	S1: 8.5 mA/VS2: 7.5 mA/V
μ	S1: 46

9 pins - B9A - Small-button Noval 9-contact

Variations:5EA8

Combined medium-mu triode and sharp-cutoff pentode for television horizontal oscillator, multivibrator, frequency-control, and related amplifier circuits.

Oscillator Tube Sharp Cutoff Television Oscillator Control Video Amplifier Tube

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