Tube-number record
8646
0 archive entries
8646 is a tube type in the TubeDatabase archive (class: Beam Power Tube). Recorded specifications: brand RCA, year 1965, construction Beam tetrode / beam power, socket Magnal, maximum plate voltage 2200 V, and maximum plate dissipation 150 W. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassBeam Power Tube
BaseMagnal
Filament26.5 V @ 640 mA
Construction
Primary TypeBeam tetrode / beam power
EnvelopeCeramic-Metal
SectionsSingle
Filament / Heater
Heater NotesUnipotential cathode; Minimum heating time: 60s
Absolute Maximum Ratings
Plate Voltage2200 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Linear RF Power Amplifier, 30 Mc/s | 1500 V | — | — | 12 | 160 mA |
| RF Power Amplifier Class C Telegraphy, 50 Mc/s | 1500 V | — | — | — | 300 mA |
| RF Power Amplifier Class C Telegraphy, 470 Mc/s | 1500 V | — | — | — |
Application Notes
For Use as an RF Power Amplifier, Oscillator, Regulator, Distributed Amplifier, or Linear RF Power Amplifier in Mobile or Stationary Equipment.
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