Antique radios, Old Time Radios
7G7
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Country:
United States of America (USA)
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| Identical to |
7G7
= 1232
= 7G7/1232
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| Similar
Tubes |
Normally replaceable-slightly different:
7AG7
Heater different:
7L7
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| First Source
(s) |
30.Jan.1940 : Electron Tube Registration List
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Successor Tubes
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6AU6
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| Base |
Loctal-8, B8G (Sylvania, 1938) (Codex=W)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6.3 Volts / If 0.45 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Sharp-cutoff television pentode, similar to 7L7 except for heater current.
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| Tube prices |
4 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
Tube Lore (I)
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7G7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector
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7G7: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
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Just Qvigstad
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7G7: 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):21
Collection of
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