Tube-number record
X-392
0 archive entries
X-392 is a tube type in the TubeDatabase archive (class: Backward-Wave Converter Tube). Recorded specifications: brand ITT, year 1962, construction Other / special, base Aluminum, socket Flexible / flying leads, and maximum plate voltage 250 V. The archive does not yet hold a photographed example of this type.
BrandITT
ClassBackward-Wave Converter Tube
BaseFlexible / flying leads
Filament6.3 V @ 3.5 mA
Construction
Primary TypeOther / special
EnvelopeGlass in aluminum capsule
Base MaterialAluminum
SectionsDual (Amplifier and Oscillator)
Filament / Heater
Heater NotesDC preferred
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Converter (2200 MHz) | 200 V | — | — | — | 3.6 mA |
Application Notes
The X-392 is designed to convert UHF signals to a 130 megacycle intermediate frequency output signal using a backward-wave interaction in a common electron beam.
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