Antique radios, Old Time Radios
561
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Country:
United States of America (USA)
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| Identical to |
561
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| Similar
Tubes |
Different maximum ratings:
6303
; X-80
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| Base |
Medium 4-pin, ceramic disc
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 11 Volts / If 15.5 Ampere / Direct |
| Description |
HV rectifier/clipper. As rectifier it can be operated up to 30KV with 860mA out current. Graphite anode.
Made by United Electronics retaining the filament of the X-80 and derating the peak voltage.
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Dimensions (WHD)
incl. pins / tip |
x 241 x 83 mm / x 9.49 x 3.27 inch |
| Information source |
Tube Lore (I)
Tube Lore (II) p. 162
- - Manufacturers Literature
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561: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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