Antique radios, Old Time Radios
VT-133
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Country:
United States of America (USA)
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| Identical to |
VT-133
= 12SR7
= CV700
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| First year |
1927
Tube leaflet collection E.Erb Analysis by original leaflets
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vk)
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| Filament |
Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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VT-133: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
More ...
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
Collection of
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