Antique radios, Old Time Radios
S4_Mullard
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Country:
Great Britain (UK)
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| Identical to |
S4_Mullard
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| First Source
(s) |
1923 : History of the British Radio Valve to 1940 p. 159
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| Base |
SPECIAL TUBEBASE in general
Other combinations of connections.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 3.6 Volts / If 0.65 Ampere / Direct / Battery = |
| Description |
Tube similar in appearance to MOV V24 but has a moulded cap at one end which is a smaller version of the "Interservice" IS-1 base designed by S.R.Mullard. The diameter of the base is 27 mm. The base contains the anode and grid connections and a connedtion for one end of the filament. No other information available.
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Dimensions (WHD)
incl. pins / tip |
x 73 x 27 mm / x 2.87 x 1.06 inch |
| Information source |
British Radio Valves - The Vintage Years: 1904-1925 Pages 37 & 118
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S4_Mullard: Fin Stewart
Fin Stewart
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