Radio-Katalog, Röhren, Halbleiter etc.
DL15_deForest
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Land:
USA
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| Identisch mit |
DL15_deForest
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| Ähnliche |
Austauschbar, kleine Unterschiede mögl.
UX200A
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| Erste
Serie |
1927
??
Saga of the Vacuum Tube, Tyne Seite 301
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| Sockel |
USA-UX-4-Stift-Sockel (2 dick), ab 1924
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| Anwender |
Radio/TV-Empfang etc. |
| Heizung |
Uf 5 Volt / If 0.25 Ampere / Direkt / Batterieheizung = |
| Beschreibung |
Plate voltage 45. This tube had an alkali gettering on the inside of the glass bulb. This could have been cesium. The grid was connected to the filament. The tube was fitted with an "Isolantite" base (a type of ceramic). First made 1927, it was discontinued in 1928.
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Abmessungen (BHT)
inkl. Stifte/Spitzli |
34 x 107 x mm / 1.34 x 4.21 x inch |
| Literatur |
Saga of the Vacuum Tube, Tyne Pages 301 @ 302
-- Collector info (Sammler)
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DL15_deForest: Fin Stewart
Fin Stewart
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Just Qvigstad
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Sammlung von
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[rmxtube-ge, noindex]
| Datenkonformität |
Mehr Informationen |
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