Antique radios, Old Time Radios
CT25B
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Country:
Great Britain (UK)
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| Identical to |
CT25B
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| First Source
(s) |
1925 : British Radio Valves - The Vintage Years: 1904-1925 p.114
1925 : Braunbuch-Beschreibung (ARD, IRT) p. 243 & Supplement, p. 17
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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 5 Volts / If 0.25 Ampere / Direct / Battery = |
| Information source |
-- Collector info (Sammler) Banneitz, TB der drahtl. Telephonie u.Telegr. 1927
Wireless World (The), London (WW, 79) Cleartron Advertisement: September 1925
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CT25B: Fin Stewart
Fin Stewart
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Just Qvigstad
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CT25B: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
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