Antique radios, Old Time Radios
608R
Country:
United States of America (USA)
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Identical to |
608R
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First year |
1927
Saga of the Vacuum Tube, Tyne p.345
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Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
2 Sidecontacts.
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Was used by |
Radio/TV-reception etc. |
Filament |
Vf 5.5 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
Description |
Early AC tubes for conversion of battery radios. The filament was connected to side terminals on the tube base. This tube was used as an amplifier.
Usually sold with a Marathon AC kit, consisting of a cable with the necessary clips to connect the heaters.
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Dimensions (WHD) incl. pins / tip |
x 119 x 45 mm / x 4.69 x 1.77 inch |
Weight |
57 g / 2.01 oz |
Information source |
Saga of the Vacuum Tube, Tyne p.346
-- Collector info (Sammler)
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608R: own collection
Peter den Boer
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Just Qvigstad
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Collection of
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