Antique radios, Old Time Radios
WL-421
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Country:
United States of America (USA)
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| Identical to |
WL-421
= 866
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| Base |
UY-Base, 5 Pins (USA, April 1927)
Top contact with a cap.
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| Was used by |
Industrial |
| Filament |
Vf 5 Volts / If 2.5 Ampere / Direct |
Dimensions (WHD)
incl. pins / tip |
x 159 x 64 mm / x 6.26 x 2.52 inch |
| Information source |
Tube Lore (II) p. 79 & 255
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WL-421: Fin Stewart
Fin Stewart
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Just Qvigstad
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