Radio-Katalog, Röhren, Halbleiter etc.
PR3
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Land:
Grossbritannien (UK)
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| Identisch mit |
PR3
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| Erste Quelle(n) |
1929 : - - Manufacturers Literature
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| Sockel |
Europasockel 4-Stift B4 (Eu A, E, 4A) 1914
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| Anwender |
Radio/TV-Empfang etc. |
| Heizung |
Uf 2 Volt / If 0.095 Ampere / Direkt / Batterieheizung = |
| Beschreibung |
Z=15k ohms; Amp Factor =8
Some confusion surounds the type number prefix of p. R. tubes. Some tubes located have a paper label stating GPR3 and GPR4, for example. Wirless World October 9, 1929 does show this. tHe tube review of Wireless World, November 1927 shows the prefix as being PR--
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| Literatur |
- - Manufacturers Literature
Wireless World (The), London (WW, 79) October 9, 1929 & November 27, 1929
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PR3: 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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