Antique radios, Old Time Radios
14R7
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Country:
United States of America (USA)
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| Identical to |
14R7
= CV3937
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| Similar
Tubes |
Heater different:
7R7
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| First Source
(s) |
07.Mar.1941 : Electron Tube Registration List
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| Predecessor Tubes |
14E7
12C8GT
12C8
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| Base |
Loctal-8, B8G (Sylvania, 1938) (Codex=Wb)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC |
| Tube prices |
2 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
Electron Tube Registration List
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14R7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
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14R7: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
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Just Qvigstad
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14R7: 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):36
Collection of
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