Antique radios, Old Time Radios

3NFW

Country:	Germany		Brand:	Loewe-(Opta); Deutschland
			Tube type:	MULTI-SYSTEM, internal coupling Universal

Tube ID = 1208

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Identical to	3NFW
First year	1929 Tube leaflet collection E.Erb Analysis by original leaflets

Base	Loewe Bajonet, 6-pin + middle pin (Codex=Sp 92)
Filament	Vf 4 Volts / If: 1 Ampere / -: Parallel, (AC/DC) /
Description	Audion-Triode, NF-Triode und Endtriode kombiniert mit Bauteilen zur Signalkopplung zwischen den Systemen. Die beiden Vorstufen sind indirekt geheizt, die Endstufe direkt. Das hier dargestellte Sockelschaltbild ist von OBEN gesehen! Text in other languages (may differ)
Tube prices	2 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49

3NFW: ebay
Uwe Rössler

3NFW: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models	2= 1929 ; 1= 1930? ; 8= 1930 ; 1= 1931? ; 1= 1932?? ; 2= 1932
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 15

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