Antique radios, Old Time Radios
4422
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| Tube type: |
Photomultiplier |
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| Identical to |
4422
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| Filament |
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Dimensions (WHD)
incl. pins / tip |
38 x 89 x mm / 1.50 x 3.50 x inch |
| Information source |
-- Collector info (Sammler)
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Collection of
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