Antique radios, Old Time Radios
3NFW
 |
| Identical to |
3NFW
|
| First Series |
1929 Tube leaflet collection E.Erb Analysis by original leaflets |
|
| Base |
OTHER TUBEBASE in general (Codex=Sp 92)
|
| Was used by |
Radio/TV-reception etc. |
| 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)
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
|
|
|
Markus Weiss
|
|
RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
|
|
RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
|
|
|
| Usage in Models (calculation each 25th of the
month) |
2= 1929 ; 8= 1930 ; 1= 1931? ; 1= 1932?? ; 2= 1932 ; |
| Number of Models at Radiomuseum.org with
this tube (valve, valves, valvola, valvole,
válvula, lampe): 14 |
|
| No further Information
for |
3NFW |
|
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