Antique radios, Old Time Radios
548-A
Country:
United States of America (USA)
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Identical to |
548-A
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Similar
Tubes |
Other class quality (otherwise equal):
6J6
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Base |
Miniatur-7-Pin-Base B7G, USA 1940
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Was used by |
Technology / Measurement |
Filament |
Vf 6.3 Volts / If 0.45 Ampere / Indirect |
Description |
This tube made for Boonton by RCA. It was a special qualitty type used in the Boonton 203 Univerter.
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Dimensions (WHD) incl. pins / tip |
x 52 x 18 mm / x 2.05 x 0.71 inch |
Weight |
8 g / 0.28 oz |
Information source |
Tube Lore (II) p. 62 & 151
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548-A: Fin Stewart
Fin Stewart
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Just Qvigstad
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