Antique radios, Old Time Radios
YL1491
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Tube type: |
Transmitter Tetrode, liquid-cooling |
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Identical to |
YL1491
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Filament |
Vf 7.4 Volts / If 1000 Ampere / Direct |
Weight |
75000 g / 2645.55 oz |
Information source |
- - - Telefunken Taschenbuch 1971
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YL1491: Telefunken Taschenbuch 1971
Anonymous 15 Collector
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