Antique radios, Old Time Radios
NU-55S
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Country:
United States of America (USA)
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| Identical to |
NU-55S
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| Similar
Tubes |
Other class quality (otherwise equal):
55
; G-55-S
; NU-55
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| Base |
7-Pin-Base-general, old, USA
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2.5 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
This tube is a detector and audio frequency amplifier. It has a metal shield over the bulb
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| Information source |
-- Original prospect or advert Shapleigh Hardware Co St Louis catalogue 1935
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NU-55S: Fin Stewart
Fin Stewart
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Collection of
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