Antique radios, Old Time Radios
S_deForest
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Country:
United States of America (USA)
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Brand:
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DeForest-Tubes |
| Tube type: |
Triode, vacuum Universal |
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<1925 very rare. *** |
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| Identical to |
S_deForest
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| First year |
1917
??
Saga of the Vacuum Tube, Tyne page 115, 16, 117
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| Base |
Edison (candelabra) 12 mm
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Direct / Battery = |
| Description |
Used in the "Oscillion S", a panel holding the Audion and fitted with controls and terminals. Oscillion was chosen for Audions able to oscillate. de Forest also used three of these tubes in a very early version of an electronic organ. The tube illustrated has the Screw part of the E12 base unfortunately broken off. Later versions of the tube were fitted with a standard 4 pin "UV" base.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
59 x 102 x mm / 2.32 x 4.02 x inch |
| Weight |
47 g / 1.66 oz |
| Information source |
Saga of the Vacuum Tube, Tyne Pages 114 - 116
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Collection of
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