Antique radios, Old Time Radios
A_BTH
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Country:
Great Britain (UK)
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| Identical to |
A_BTH
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| Similar
Tubes |
Normally replaceable-slightly different:
R_England
; TM
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| First year |
1917
Saga of the Vacuum Tube, Tyne Seite 227
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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 4 Volts / If 0.72 Ampere / Direct / Battery = |
Dimensions (WHD)
incl. pins / tip |
x 118 x 55 mm / x 4.65 x 2.17 inch |
| Information source |
Saga of the Vacuum Tube, Tyne Pages 227 & 228
British Radio Valves - The Vintage Years: 1904-1925 Pages 28 & 113
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A_BTH: Fin Stewart
Fin Stewart
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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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