Antique radios, Old Time Radios
RK66
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Country:
United States of America (USA)
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| Identical to |
RK66
= 69
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| Similar
Tubes |
Normally replaceable-slightly different:
HY69
Differences not known by us:
RK69
Multiple differences or of other kind:
807
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| Base |
UY-Base, 5 Pins (USA, April 1927) (Codex=Hr)
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| Filament |
Vf 6 Volts / If 1.5 Ampere |
| Description |
Quick-heating version of 807 beam tetrode.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Tube Lore (I)
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RK66: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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