Antique radios, Old Time Radios
4FY5
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| Tube type: |
Triode, vacuum RF/IF-Stage Controlling (mu) |
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| Identical to |
4FY5
= PC97
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| First year |
1962
Tube leaflet collection E.Erb Analysis by original leaflets
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| Base |
Miniatur-7-Pin-Base B7G, USA 1940
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| Filament |
Vf 4.5 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working) |
| Information source |
Röhren-Taschen-Tabelle, (Franzis RTT)
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4FY5: RTT Schwandt
Günther Stabe † 19.8.20
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Just Qvigstad
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