Antique radios, Old Time Radios
X73
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Country:
Great Britain (UK)
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| Identical to |
X73
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| First Source
(s) |
1940 : - - Manufacturers Literature
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ue)
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| Filament |
Vf 6 Volts / If 0.16 Ampere / Indirect / Specified voltage AND current AC/DC |
| Description |
Variable mu Heptode designed for medium and long wave frequency changing.
Part of the "Uniwatt" range designed for universal 6/6.3V ac/battery and series operation.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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| Tube Tester Data |
Avo CT160 |
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X73: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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| Data Compliance |
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