TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
DisclaimerA–Z indexSubmit a tube
6GF7-A vacuum tube outline illustration

Tube-number record

6GF7-A

0 archive entries

6GF7-A is a tube type in the TubeDatabase archive (class: Dissimilar Double Triode). Recorded specifications: brand General Electric, construction Triode, base Glass, socket Noval (B9A), maximum plate voltage 330 V, and maximum plate dissipation 11 W. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassDissimilar Double Triode
BaseNoval (B9A)
Filament6.3 V @ 985 mA

Construction

Primary TypeTriode
EnvelopeT-9
Base MaterialGlass
SectionsDissimilar Double Triode

Filament / Heater

Heater NotesAC or DC

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Section 1 (Oscillator)250 V160040000641.4 mA
Section 2 (Amplifier)150 V72007505.450 mA

Application Notes

Designed for use as a combined vertical-deflection oscillator and amplifier in television receivers.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Voltage330 V
    Plate Dissipation11 W
    Grid 1 Voltage400 V
    Cathode Current50 mA
    H-C Voltage200 V

    Audio Performance

    Key Features
    • Dissimilar Double Triode
    • Color TV Type
    • T-9 Envelope
    • High-mu triode (Section 1)
    • Low-mu, high-perveance triode (Section 2)