Antique radios, Old Time Radios
692_Relay
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Country:
Great Britain (UK)
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| Identical to |
692_Relay
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Filament |
Vf 25 Volts |
| Description |
Thermal Delay Switch. 25 V heater supply, 60s delay.
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| Information source |
-- Collector info (Sammler)
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Just Qvigstad
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Collection of
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