Antique radios, Old Time Radios
CV1653
| Base |
UV-Base (4 Pins+Bayonet, USA 1914 WE)
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| Was used by |
Telephony |
| Filament |
Vf 2 Volts / If 0.25 Ampere / Direct / Specified voltage AC/DC |
| Description |
High Impedance triode
Ra, 50,000 ohms ; Gm 0.6 mA/V
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| Information source |
Babani, International Radio Tube Encyclopaedia Pages 76 & 77
-- Original-techn. papers.
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Just Qvigstad
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Collection of
Collection of a member from FIN |
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