Electronic Tube & Vacuum Tube Catalog

Plate Resistance: rp

Transconductance: gm (mA/V)

Amplification Factor: μ

Maximum Plate Voltage: Va(max)

Maximum Plate Dissipation: Pa(max)

Maximum Screen Voltage: Vs(max)

Rectifier Nominal Output Current: I(DC)

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117P7GT
Power - Tetrode (NOT beam)Rectifier-TetrodeDissimilar
PDF Google eBay
Base
8AV
Socket code
IO
Sections
2
Heater
117 V / 90 mA
Plate
S2: 117 V / 6 W
Screen
S2: 117 V / 1 W
Rectifier
S1: 75 mA
V Drop
S1: 16 V
V Inverse
S1: 350 V
rP
S2: 17,000 Ω
gm
S2: 5.3 mA/V
8 pins - IO - International Octal
Brimar combination tube containing a rectifier section and a power tetrode, using a 117 V series heater. It integrates rectification and output amplification in one envelope for compact mains-powered equipment.
Diode Tetrode
Source PDFs (5)

Electrical Summary

General Summary

117P7GT

Power - Tetrode (NOT beam)Rectifier-TetrodeDissimilar

Heater	117 V / 90 mA
Plate	S2: 117 V / 6 W
Screen	S2: 117 V / 1 W
Rectifier	S1: 75 mA
V Drop	S1: 16 V
V Inverse	S1: 350 V
rP	S2: 17,000 Ω
gm	S2: 5.3 mA/V

8 pins - IO - International Octal

Brimar combination tube containing a rectifier section and a power tetrode, using a 117 V series heater. It integrates rectification and output amplification in one envelope for compact mains-powered equipment.

Diode Tetrode

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