Antique radios, Old Time Radios
MPT4_5pin_Catkin
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Country:
Great Britain (UK)
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| Identical to |
MPT4_5pin_Catkin
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| Similar
Tubes |
Other shape (e.g. bulb type):
MPT4
Other base:
MPT4_Catkin
Other base and data slightly different:
MPT4_7pin
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| First Source
(s) |
1934 : History of the British Radio Valve to 1940 p. 189
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Sidecontact.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Pa<8W; Typ 2.5W audio output at Va=250; Ia=32mA; Rload=8k. Also available with 7 pin base and in standard form.
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| Information source |
The Saga of Marconi Osram Valve p. 221, 222, 229 & 333
History of the British Radio Valve to 1940 p. 147 & 189
Taschenbuch zum Röhren-Codex 1948/49
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MPT4_5pin_Catkin: rtt
Anonymous 10 Collector
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Just Qvigstad
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MPT4_5pin_Catkin: Marconi Advertisement
Anonymous 15 Collector
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
Collection of
Collection of a member from FIN Collection of a member from D |
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