Tube-number record
6BL7GT
0 archive entries
6BL7GT is a tube type in the TubeDatabase archive (class: Double Triode). Recorded specifications: brand TUNG-SOL, year 1950, construction Dual triode, base Short Intermediate Shell, socket Octal, maximum plate voltage 500 V, and maximum plate dissipation 10 W. The archive does not yet hold a photographed example of this type.
BrandTUNG-SOL
ClassDouble Triode
BaseOctal
Filament6.3 V @ 1.5 mA
Construction
Primary TypeDual triode
EnvelopeGlass Bulb
Base MaterialShort Intermediate Shell
Sections2
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 250 V | 7000 | 2000 | 14 | 40 mA |
| Vertical Deflection Amplifier | 450 V | — | — | — | 11 mA |
Application Notes
Suitable for use as a combined vertical deflection sweep generator and deflection amplifier in television receivers.
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