Tube-number record
GL-7394
0 archive entries
GL-7394 is a tube type in the TubeDatabase archive (class: Traveling-Wave Tube). Recorded specifications: brand General Electric, construction Other / special, socket Special / none, and maximum plate dissipation 1 W. The archive does not yet hold a photographed example of this type.
BrandGeneral Electric
ClassTraveling-Wave Tube
BaseSpecial / none
Filament6.3 V @ 300 mA
Construction
Primary TypeOther / special
EnvelopeMetal-Ceramic
Filament / Heater
Heater NotesA heater-voltage regulation of 2 percent is recommended.
Absolute Maximum Ratings
Plate Dissipation1 W
Grid 1 Voltage-25 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Broadband (8000-12000 Mc) | 850 V | — | — | — | 0.7 mA |
Application Notes
Useful as input tube for radar receivers to protect crystal mixer; electronic countermeasures, microwave relay systems, and radiometry.
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