Antique radios, Old Time Radios

KC3

Country:	Europe		Brand:	Common type Europe tube
			Tube type:	Triode, vacuum Audio Frequency

Tube ID = 757

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Identical to	KC3 = 2B7_Triode = TKC3
Similar Tubes	Other base: LL2
First year	Feb.1936 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Sep.1935 : -- Original-techn. papers. Jan.1936 : Funk, Die Zeitschrift des Funkwesens # 1

Base	Europe side contact base P (P8A) (Codex=So)
Filament	Vf 2 Volts / If: 0.2 Ampere / -: Direct / -: Battery = /
Description	Driver tube for the class-B output twin triode KDD1 Text in other languages (may differ)
Tube prices	4 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49


	KC3: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus †

KC3: O.R.
Ottmar Rollmann

KC3: Telefunken Werkstattbuch
Wolfgang Bauer

KC3: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models	1= 1935? ; 1= 1935 ; 2= 1936?? ; 4= 1936? ; 17= 1936 ; 3= 1937? ; 18= 1937 ; 2= 1938? ; 25= 1938 ; 2= 1939? ; 16= 1939 ; 2= 1940 ; 1= 1941
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 94

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