Antique radios, Old Time Radios
2,5-7,5V.1,4A
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Country:
Germany
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Brand:
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Osram GmbH KG; Berlin |
| Tube type: |
Current Regulator, Iron in Hydrogen Power-supply |
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Ca. 1925 up to 1945 very rare. *** |
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| Identical to |
2,5-7,5V.1,4A
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| Base |
Edison big E27 = 27 mm
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| Was used by |
Technology / Measurement |
| Filament |
If 1.4 Ampere / Specified current AC/DC ~ = (Series working) |
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
Collection of
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