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5HG8
Voltage - Radio Detector Converter Pentode-TriodeDissimilarCommon cathode
PDF Google eBay
Base
Refer to variations
Socket code
B9A
Sections
2
Heater
5.3 V / 450 mA
Plate
S1: 125 V / 1.5 W · S2: 250 V / 2 W
Screen
S2: 160 V / 0.5 W
Ik max
S1: 16 mA · S2: 18 mA
rP
S2: 150,000 Ω
gm
S1: 5.5 mA/V · S2: 10 mA/V
μ
S1: 17
9 pins - B9A - Small-button Noval 9-contact
Variations:LCF86
Combined triode-pentode used as an oscillator and mixer or frequency converter in television or VHF communications receivers.
Frame Grid Mixer Tube Oscillator Tube Radio Detector Converter Sharp Cutoff
Source PDFs (2)
- 1970 Sylvania Technical Manual (opens in a new tab)
- 1975 RCA RC30 (opens in a new tab)
LCF86
Voltage - Radio Detector Converter Pentode-TriodeDissimilar
PDF Google eBay
Base
Refer to variations
Socket code
B9A
Sections
2
Heater
6.3 V / 600 mA
Plate
S1: 250 V / 2 W · S2: 250 V / 2 W
Screen
S2: 160 V / 0.5 W
Ik max
S1: 18 mA · S2: 18 mA
rP
S1: 150,000 Ω · S2: 150,000 Ω
gm
S1: 10 mA/V · S2: 10 mA/V
μ
S1: 40 · S2: 40
9 pins - B9A - Small-button Noval 9-contact
Variations:5HG8
Frame-grid triode-pentode used as a combined oscillator and mixer in VHF color and black-and-white television receivers.
Designed For VHF Frequency Converter Tube Oscillator Tube Radio Detector Converter Radio Detector Converter Tube TV Receiver Tube
Source PDFs (2)
- 1970 Sylvania Technical Manual (opens in a new tab)
- 1975 RCA RC30 (opens in a new tab)

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Electrical Summary

General Summary

Voltage - Radio Detector Converter Pentode-TriodeDissimilarCommon cathode

Heater	5.3 V / 450 mA
Plate	S1: 125 V / 1.5 WS2: 250 V / 2 W
Screen	S2: 160 V / 0.5 W
Ik max	S1: 16 mAS2: 18 mA
rP	S2: 150,000 Ω
gm	S1: 5.5 mA/VS2: 10 mA/V
μ	S1: 17

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

Variations:LCF86

Combined triode-pentode used as an oscillator and mixer or frequency converter in television or VHF communications receivers.

Frame Grid Mixer Tube Oscillator Tube Radio Detector Converter Sharp Cutoff

Voltage - Radio Detector Converter Pentode-TriodeDissimilar

Heater	6.3 V / 600 mA
Plate	S1: 250 V / 2 WS2: 250 V / 2 W
Screen	S2: 160 V / 0.5 W
Ik max	S1: 18 mAS2: 18 mA
rP	S1: 150,000 ΩS2: 150,000 Ω
gm	S1: 10 mA/VS2: 10 mA/V
μ	S1: 40S2: 40

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

Variations:5HG8

Frame-grid triode-pentode used as a combined oscillator and mixer in VHF color and black-and-white television receivers.

Designed For VHF Frequency Converter Tube Oscillator Tube Radio Detector Converter Radio Detector Converter Tube TV Receiver Tube

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