Antique radios, Old Time Radios
ACH1n
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Country:
Czechoslovakia
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| Identical to |
ACH1n
|
| Similar
Tubes |
Heater different:
ECH4
|
| Base |
Europe side contact P8A (Au P, 8SC)
Top contact with a cap.
|
| Filament |
Vf 4 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC |
| Description |
This is an ECH4, fitted with a 4 volt- heater as a rather makeshift replacement for the ACH1. It requires alterations of wiring and anode and screen resistors.
Text in other
languages (may
differ)
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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|
ACH1n: RTT 1974 (Franzis) 13. Auflage
Martin Renz
|
Just Qvigstad
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ACH1n: Tesla catalogue
Gabriel Toth
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Collection of
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