Antique radios, Old Time Radios
7885
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Country:
Italy
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| Identical to |
7885
= BW199
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| Filament |
Vf 17.5 Volts / If 110 Ampere / Direct |
| Description |
External anode power triode, capable of operation up to 50MHz. Anode is water cooled and forced air cooling is required on heater and grid rods: the maximum power dissipation is 12KW. Direct heating cathode of pure tungsten. Transconductance 16.5mA/V at Va=5KV, Ia=2A. The tube can be used as RF, class C amplifier or oscillator.
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| Weight |
3700 g / 130.51 oz |
| Information source |
- - Manufacturers Literature
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7885: Manufacturer's Literature
Emilio Ciardiello
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