Antique radios, Old Time Radios
Delta_diode
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Country:
United States of America (USA)
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| Identical to |
Delta_diode
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| Base |
Swan-Bajonett B15
Other combinations of connections.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Direct / Battery = |
| Description |
Undated advertisement , c. 1923, shows this tube as having a wire wound external grid, covered by a fibre tube, fitted onto the tubular part of the glass bulb. The plate connection is from the metal shell of the base.
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Dimensions (WHD)
incl. pins / tip |
x 55 x 17 mm / x 2.17 x 0.67 inch |
| Weight |
11 g / 0.39 oz |
| Tube prices |
2 Tube prices (visible for members
only)
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| Information source |
- - Manufacturers Literature
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Just Qvigstad
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Delta_diode: Ebay photo
Lindsay Shepherd
More ...
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