Antique radios, Old Time Radios
CV1651
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Country:
Great Britain (UK)
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| Identical to |
CV1651
= G445B
= VT68_GPO
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Telephony |
| Filament |
Vf 4 Volts / If 0.45 Ampere / Direct / Specified voltage AC/DC |
| Description |
Tube decended from the MOV G445B - a specially designed variation of the LS5, similar in all dimensions, but with a double carbonated coated nickel ribbon filament. VT68_GPO was a later development and trhe CV1651 first made in WW2. Used as a line amplifier in telephony.
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| Information source |
The Saga of Marconi Osram Valve Pages 136 & 137
Babani, International Radio Tube Encyclopaedia Pages 76-77
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