Antique radios, Old Time Radios
20A2
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Country:
Great Britain (UK)
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| Identical to |
20A2
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
Vf 6.3 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
For Use as a Grid Controlled Rectifier
Va <1200 PIV; Ik <250ma mean. Vg1, Vg2 <-100V.
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Dimensions (WHD)
incl. pins / tip |
x 110 x 40 mm / x 4.33 x 1.57 inch |
| Information source |
- - Manufacturers Literature Ediswan and Mazda data sheets dated June 1949
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Just Qvigstad
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20A2: Mullard - original papers
Detlef Narten
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