Antique radios, Old Time Radios
DN7-4
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| Tube type: |
Oscilloscope CRT, picture tube |
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| Identical to |
DN7-4
= DG7-4
= DB7-4
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| Base |
Loctal-9-Pin (B9G)
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| Filament |
Vf 6.3 Volts / If 0.4 Ampere / Half indirect |
| Description |
Ablenkung asymmetrisch
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| Information source |
Röhren-Taschen-Tabelle, (Franzis RTT)
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DN7-4: RTT Schwandt
Günther Stabe † 19.8.20
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Just Qvigstad
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DN7-4: Röhren Taschen Tabellen 13.Auflage (Nachdruck 1981)
Adrian Riesen
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