Antique radios, Old Time Radios
4DL4
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| Tube type: |
Triode, vacuum UHF |
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| Identical to |
4DL4
= PC88
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| Base |
Noval, 9 pin miniature (USA pico-9) B9A
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| Filament |
Vf 3.8 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working) |
| Information source |
Röhren-Taschen-Tabelle, (Franzis RTT)
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4DL4: RTT Schwandt
Günther Stabe † 19.8.20
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Just Qvigstad
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Collection of
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