Antique radios, Old Time Radios
HD3_Hercules
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| Tube type: |
Space Charge Tetrode |
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<1925 very rare. *** |
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| Identical to |
HD3_Hercules
= VE
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| Production stop |
Dec.1924 |
| Base |
Europe 4-Pin B4 + side contact
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| Filament |
Vf 4 Volts / If 0.5 Ampere / Direct / Battery = |
| Description |
The Hercukes brand was special made by Heussen for the company H.J. van Duijn at Dieren, the Netherlands in 1924.
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Dimensions (WHD)
incl. pins / tip |
32 x 90 x 31 mm / 1.26 x 3.54 x 1.22 inch |
| Weight |
53 g / 1.87 oz |
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Just Qvigstad
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Collection of
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