Antique radios, Old Time Radios
RK4D22
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Country:
United States of America (USA)
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| Identical to |
RK4D22
= 4D22
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| Similar
Tubes |
Heater different:
RK4D32
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| Base |
(Codex=Mck)
Top contact with a cap.
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| Filament |
Vf 25.2 Volts / If 0.8 Ampere / Indirect |
| Description |
All glass body with septar transmitting base. With 600 V supply, as class C amplifier, one tube can deliver 100 W RF power with 1.25 W grid drive.
Heater is center tapped and can be parallel connected for operation at 12.6 V, 0.8 A.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
Tube Lore (I)
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RK4D22
Emilio Ciardiello
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RK4D22: Raytheon Manual
Heinz Höger
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Collection of
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