Antique radios, Old Time Radios
R-4200_Sylvania
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Country:
United States of America (USA)
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| Identical to |
R-4200_Sylvania
= 648P1
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| Similar
Tubes |
Normally replaceable-slightly different:
EN60
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| Base |
Edison, size not known
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| Was used by |
Technology / Measurement |
| Filament |
--/-- |
| Description |
Strobotron tube used in Gen Rad stroboscopic measurement sets.
North America E17 Edison base
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Collection of
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