Antique radios, Old Time Radios
7H7
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Country:
United States of America (USA)
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Brand:
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| Tube type: |
Vacuum Pentode RF/IF-Stage Controlling (mu) |
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| Identical to |
7H7
= VT-190
= CV895
= W148
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| Similar
Tubes |
Heater different:
14H7
Other base:
6SG7
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| First Source
(s) |
20.Mar.1940 : Electron Tube Registration List
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Successor Tubes
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6BA6
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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 0.3 Ampere / Indirect / Specified voltage AND current AC/DC |
| Description |
Nominal heater ratings by design were 7 V at 320 mA.
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| Tube prices |
6 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
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7H7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector
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7H7: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
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Just Qvigstad
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7H7: Sylvania Radio Tubes 1952
Daniel Consales
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):266
Collection of
Collection of a member from FIN |
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