Antique radios, Old Time Radios
HP4105_7pin
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Country:
Hungary
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| Identical to |
HP4105_7pin
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| Similar
Tubes |
Other base:
HP4105
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Sidecontact and top contact.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 1.1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Tungsram-Regel-HF-Pentode (wie E447).
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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HP4105_7pin: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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