Antique radios, Old Time Radios
VT17_GPO
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Country:
Great Britain (UK)
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| Identical to |
VT17_GPO
= CV1608
= U.4KW
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| Base |
Wires
Wires only.
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| Was used by |
Telephony |
| Filament |
Vf 21 Volts / If 40 Ampere / Direct / Specified voltage AC/DC |
| Description |
Tube designed for the British Post Office and first used in 1922. Only 28 tubes were produced. The tube operated at 27,500 anode volts anat 4000 watts. It had a silica bulb with wire leads.
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| Information source |
British Radio Valves - The Vintage Years: 1904-1925 Pages 83 and 133
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