Antique radios, Old Time Radios
NU-57AS
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Country:
United States of America (USA)
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| Identical to |
NU-57AS
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| Similar
Tubes |
Other class quality (otherwise equal):
57AS
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| Base |
6-Pin-Base U6A, old, USA
Top contact with a cap.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6.3 Volts / If 0.4 Ampere / Indirect / Specified voltage AC/DC |
| Description |
This tube fitted with a metal shield covering the bulb
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Dimensions (WHD)
incl. pins / tip |
x 119 x 42 mm / x 4.69 x 1.65 inch |
| Weight |
42 g / 1.48 oz |
| Information source |
-- Original prospect or advert Shapleigh Hardawre co St Louis catalogue 1935
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Just Qvigstad
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