Antique radios, Old Time Radios
Q_Philips
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Country:
Netherlands
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| Identical to |
Q_Philips
= Q_Ideezet
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| Similar
Tubes |
Normally replaceable-slightly different:
D-VI
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| First year |
1921
Saga of the Vacuum Tube, Tyne page 419, 420
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Sidecontact.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.5 Ampere / Direct / Battery = |
| Description |
Anode 4-8 Volt, space charge grid 2-6 Volt. In 1923 the Q had a brass base shell and the space charge grid was connected to this shell. You needed also a copper spring to connect this grid. The sidecontact was a 1924 invention.
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Dimensions (WHD)
incl. pins / tip |
55 x 102 x 28 mm / 2.17 x 4.02 x 1.10 inch |
| Weight |
44 g / 1.55 oz |
| Information source |
- - Manufacturers Literature 1-2-1923
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Q_Philips
Peter den Boer † 2025
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Just Qvigstad
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Collection of
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