Antique radios, Old Time Radios
2A4G
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Country:
United States of America (USA)
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| Identical to |
2A4G
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uo)
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| Was used by |
Technology / Measurement |
| Filament |
Vf 2.5 Volts / If 2.5 Ampere / Direct / Specified voltage AC/DC |
| Description |
This tube is an argon gas type and was used as a stepping switch controller in the Philco 39-116 "Mystery Control" receiver. Also sold by Philco in the UK but probably branded Brimar.
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| Tube prices |
2 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
British Radio Valves - The Classic Years: 1926-1946 Supplement, p. 155
Tube Lore (II)
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2A4G: ARRL Handbook 1972
Anonymous 10 Collector
More ...
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Just Qvigstad
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2A4G: Sylvania Technical Manual
Peter Hoddow
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):14
Collection of
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