Antique radios, Old Time Radios
MKT4
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Country:
Great Britain (UK)
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| Identical to |
MKT4
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| Similar
Tubes |
Normally replaceable-slightly different:
AC/Y
; ACME4c
; MP/Pen
Other base:
MKT4_5pin
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| Predecessor Tubes |
MPT4_7pin
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| Base |
British-7-Pin, old (M7A)
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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=259; Ia=32mA; Rl=8k.
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| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
The Saga of Marconi Osram Valve p. 333
- - Manufacturers Literature
History of the British Radio Valve to 1940
Taschenbuch zum Röhren-Codex 1948/49
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MKT4: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
More ...
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Just Qvigstad
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MKT4: MARCONI RECEIVING VALVES, LONDON, 1938
Jose Casas-Avalos
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6
Collection of
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