Antique radios, Old Time Radios
575_DeForest
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Country:
United States of America (USA)
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Brand:
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DeForest-Tubes |
| Tube type: |
Half-Wave Mercury-Vapor Rectifier Power-supply |
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| Identical to |
575_DeForest
= 875
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| Base |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 5 Volts / If 12.5 Ampere / Direct |
| Description |
| |
Mercury rectifier, tubular bulb with cap and super-jumbo base (A4-29).
- 15 kV PIV
- 1.5 A average, 2.5 A peak plate current.
Intended for the power supply section of 5 kW transmitters.
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Dimensions (WHD)
incl. pins / tip |
x 250 x 90 mm / x 9.84 x 3.54 inch |
| Information source |
Radio Engineering
Tube Lore (II) p. 80
- - Manufacturers Literature
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575_DeForest: Fin Stewart
Fin Stewart
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Just Qvigstad
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575_DeForest: Electronics, April 1931
Achim Dassow
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