Antique radios, Old Time Radios
A247
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Country:
France
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| Identical to |
A247
= G-47
= 47
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| Base |
UY-Base, 5 Pins (USA, April 1927)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2.5 Volts / If 1.75 Ampere / Direct / Specified voltage AC/DC |
Dimensions (WHD)
incl. pins / tip |
x 137 x 54 mm / x 5.39 x 2.13 inch |
| Weight |
59 g / 2.08 oz |
| Information source |
Babani, International Radio Tube Encyclopaedia p. 44 & 45
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 203, p. 402
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A247: ARRL Handbook 1972
Anonymous 10 Collector
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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):1
Collection of
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