Antique radios, Old Time Radios
A-P_Oscillator
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Country:
United States of America (USA)
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| Identical to |
A-P_Oscillator
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| First year |
Aug.1920
Saga of the Vacuum Tube, Tyne page 176
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| Base |
UV-Base (4 Pins+Bayonet, USA 1914 WE)
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| Was used by |
Military and/or Government |
| Filament |
Vf 4 Volts / If 0.4 Ampere / Direct / Battery = |
| Description |
This tube was made early in 1920 and was fitted with Shaw Standard base. The Shaw Insulator Company were associated with Moorhead laboratories. As a transmitting tube, output was ca 12.5 Watts.
Text in other
languages (may
differ)
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| Information source |
Saga of the Vacuum Tube, Tyne page 176
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A-P_Oscillator: Fin Stewart
Fin Stewart
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Just Qvigstad
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