Antique radios, Old Time Radios
DQ4
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Country:
Switzerland
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| Identical to |
DQ4
|
| Similar
Tubes |
Other characteristic (electr. data):
DQ45
Other base:
DQ4a
; DQ4c
|
| Base |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
|
| Was used by |
Industrial |
| Filament |
Vf 5 Volts / If 7.5 Ampere / Direct |
| Description |
4-Stift-Sockel
|
Dimensions (WHD)
incl. pins / tip |
x 216 x 56 mm / x 8.50 x 2.20 inch |
| Weight |
220 g / 7.76 oz |
| Tube prices |
4 Tube prices (visible for members
only)
|
| Information source |
- - Manufacturers Literature Frank's tube pages
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 66, p. 89
Taschenbuch zum Röhren-Codex 1948/49
Babani, International Radio Tube Encyclopaedia
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DQ4: BBC Röhren Handbuch 1
Aldo Patriarca
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DQ4: BBC Handbuch 1
Aldo Patriarca
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Just Qvigstad
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DQ4: elektron taschenbuch 1952
Heinz Höger
More ...
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Collection of
Collection of a member from D |
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