Antique radios, Old Time Radios

KF7

Country:	Europe		Brand:	Common type Europe tube
			Tube type:	Vacuum Pentode Universal

Tube ID = 1123


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Identical to	KF7
Similar Tubes	Different connections: KF4
First Series	1935 Tube leaflet collection E.Erb Analysis by original leaflets (V7)
First Source (s)	Jul.1935 : Die Sendung # 7 May.1935 : TR3505-189
Successor Tubes	1936 KF4

Base	Europe side contact base P (P8A) (Codex=Sqo)
Was used by	Radio/TV-reception etc.
Filament	Vf 2 Volts / If: 0.05 Ampere / -: Direct / -: Battery = /
Literature	Taschenbuch zum Röhren-Codex 1948/49

Andreas Blohm

JR
Jacob Roschy

RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models (calculation each 25th of the month)	2= 1935 ; 1= 1936 ; 1= 1937? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 4

No further Information for

KF7

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