Antique radios, Old Time Radios
HY75A
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Country:
United States of America (USA)
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| Identical to |
HY75A
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| Similar
Tubes |
Normally replaceable-slightly different:
HY75
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uw)
2 Top contacts.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 6.3 Volts / If 2.5 Ampere / Direct / Specified voltage AC/DC |
| Description |
Pa= 15W; Va= 450V; Ia= 90 mA; Vg= -140V; Ig= 20 mA;
µ= 9.6; P-out= 21W; f-max= 175 MHz
(AARL Handbook)
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Babani, International Radio Tube Encyclopaedia p. 204 & 205
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HY75A: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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Collection of
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