Antique radios, Old Time Radios
A57
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Country:
Austria
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| Identical to |
A57
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| Similar
Tubes |
Normally replaceable-slightly different:
201A
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Filament |
Vf 5 Volts / If 0.25 Ampere / Direct / Battery = |
| Description |
Wurde auf Wunsch mit USA-UX-4-Stift-Sockel hergestellt.
|
Dimensions (WHD)
incl. pins / tip |
x 105 x mm / x 4.13 x inch |
| Weight |
45 g / 1.59 oz |
| Information source |
-- Original-techn. papers.
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A57: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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A57: Kremenezky Liste Sept. 1927
Thomas Lebeth
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