Antique radios, Old Time Radios
A40N_Ballast
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Country:
France
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| Identical to |
A40N_Ballast
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| Similar
Tubes |
Other base:
E310N
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
If 0.3 Ampere / Specified current AC/DC ~ = (Series working) |
| Description |
Ballast (vacuum resistor) for 0,3A tubes main voltage 110V 130V 220V 240V with over voltage protection for dial lamps.
Output :
2 to 3 dial lamps 6V 0,1A
Radio tubes heater 2x25V + 3 to 4x6,3V
Plate / anode voltage 110V
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
45 x 103 x mm / 1.77 x 4.06 x inch |
| Weight |
36 g / 1.27 oz |
| Information source |
- - Manufacturers Literature
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A40N_Ballast: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
More ...
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Just Qvigstad
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A40N_Ballast: own collection
Peter den Boer
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
Collection of
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