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| Identical to |
E280F = 7722
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| Base |
Noval, B9A (Codex=Noval)
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| Was used by |
Technology / Measurement |
| Filament |
Vf 6.3 Volts / If: 0.315 Ampere / -: Indirect / -: Parallel, (AC/DC) / |
| Description |
Industrie-Breitband-Röhre bis über UKW-Bereich und langer Lebensdauer 10kh, vergoldete Sockelpins,
Text in other
languages (may
differ)
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| Tube prices |
0 Tube prices (visible for members
only)
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| Literature |
-- Collector info (Sammler) Siemens Bereich Röhren Taschenbuch 1972
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Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
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MS
Martin Steyer
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Ratheiser RTH,3.Aufl.,1964
Egon Penker
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Ratheiser RTH,3.Aufl.,1964
Egon Penker
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