Antique radios, Old Time Radios
57-Gammatron
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Country:
United States of America (USA)
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| Identical to |
57-Gammatron
= HK57
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 5 Volts / If 5 Ampere / Direct |
| Description |
VHF beam power pentode. Base is special septar dish with 1/8th inch plate pin. The tube was introduced in 1947 but had a short commercial life.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Tube Lore (II) p. 101
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57-Gammatron: Fin Stewart
Fin Stewart
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