Antique radios, Old Time Radios
2П4М2p4m
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Country:
Soviet Union
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| Identical to |
2П4М
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2 Volts / If 0.12 Ampere / Direct / Battery = |
| Description |
2П4M (Russian designation)
Va = 120V Ia = 7mA
Vg2 = 80V Ig2 = 2mA
Vg1 = -6V
S mA/V = 2 Ri = 60000
Po = 0.25 P = 2.5W
Text in other
languages (may
differ)
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| Information source |
-- Collector info (Sammler) Radio N°2 1946 (UdSSR)
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2П4М
Jean Marchal
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
Collection of
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