Antique radios, Old Time Radios
PM256
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Country:
Great Britain (UK)
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| Identical to |
PM256
= ST63
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| Similar
Tubes |
Normally replaceable-slightly different:
CV1208
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| First Source
(s) |
1929 : History of the British Radio Valve to 1940 p. 165
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6 Volts / If 0.25 Ampere / Direct / Specified voltage AC/DC |
| Description |
Typ Va 250, Ia 20mA.
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| Information source |
Babani, International Radio Tube Encyclopaedia p. 130 & 131
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PM256: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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PM256: Mfg. data sheet
Jay Kinnard
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
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