Antique radios, Old Time Radios
TQ4
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Country:
Switzerland
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| Identical to |
TQ4
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| Base |
Top contact with a cap.
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| Filament |
Vf 5 Volts / If 7 Ampere / Direct |
| Description |
Quecksilberdampf-Füllung
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Dimensions (WHD)
incl. pins / tip |
61 x 215 x mm / 2.40 x 8.46 x inch |
| Information source |
Schweizer Elektronenröhren 1917-2003, Willi E. Seite 60
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TQ4
Markus Müllner
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TQ4
Markus Müllner
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TQ4: elektron taschenbuch 1952
Heinz Höger
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