Antique radios, Old Time Radios
S4000
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Country:
United States of America (USA)
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| Identical to |
S4000
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| Similar
Tubes |
Other shape (e.g. bulb type):
S4000-1
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| Predecessor Tubes |
S3000
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| Base |
Edison big E27 = 27 mm
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| Was used by |
Radio/TV-reception etc. |
| Filament |
--/-- |
| Description |
Helium-filled cold cathode rectifier. improved version of S3000. Only made with tubuar bulb
1000V 100mA
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Dimensions (WHD)
incl. pins / tip |
x x 40 mm / x x 1.57 inch |
| Information source |
-- Collector info (Sammler) Page 31
Tube Lore (II)
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Just Qvigstad
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