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KC1_4pin

Information - Help 
ID = 746
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Triode, vacuum   Universal 
Identical to KC1_4pin = KL70419 = R1862 = B21_Mazda = LV3_Triotron = LV205 = R215 = 266 = TKC1_4pin
Similar Tubes
Normally replaceable-slightly different:
  1-2 ; A225 ; HL2_Tungsram ; HR2 ; RC210 ; ResistoR2 ; ResistoR4 ; T204_4pin
Other base:
  B240S ; KC1_p8 ; KL70419_p8 ; R208
First year 1934 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Apr.1934 : Funk # 14
Successor Tubes 1936   KC4   KC1_p8  
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.065 Ampere / Direct / Battery =
Description Die ursprüngliche KC1 ist eine Röhre mit Stiftsockel. Wir nennen sie deshalb KC1_4pin.
Es gibt auch eine Topfsockelröhre mit elektrisch gleichen Werten und gleich bezeichnet, die wir als KC1_p8 führen! 
Tube prices 12 Tube prices (visible for members only)
  kc1.png
  KC1_4pin: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †     More ...
 
kc1_uo1.jpg
KC1_4pin: Courtesy by FJH
Jacob Roschy
More ...
 
kc1_so2.png
KC1_4pin: rtt
Anonymous 10 Collector
More ...
 
kc1_data1.png
KC1_4pin: Telefunken 1936
Robert Schmalstieg
More ...

from Just Qvigstad
Usage in Models 33= 1934 ; 12= 1935 ; 1= 1936?? ; 3= 1936? ; 18= 1936 ; 2= 1937? ; 12= 1938 ; 1= 1939? ; 42= 1939 ; 1= 1940 ; 1= 1941 ; 1= 1947? ; 1= 1948 ; 2= 2011??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):130
Literature "Die Sendung" Vol. 17 No. 32 | 1940-08-04
Collection of Albert Vonarburg (CH)
Collection of Jacob Roschy (D)
Collection of Iven Müller (D)
Collection of Trev Levick (D)
Collection of Harald Pohlmann (D)
Collection of Roland Biesler (D)
Collection of Otto Frosinn (D)
Collection of Wolfgang Bauer (A)
Collection of Hans-Georg Schirmer (D)
Collection of Valery Gromov (RUS)
Collection of Karl - Heinz Bossan (D)
Collection of Klaus Neumann (D)
Collection of Heinz Schmidt (D)
Collection of Michael Mischke (D)
Collection of Ottmar Rollmann (D)
Collection of Michael Türck (D)
Collection of Thomas Loidl (A)
Collection of Danko Tkalec (HR)
Collection of a member from SK
Collection of Tomasz Szczesniak (PL)
Collection of Jürgen Tiedmann (D)
Collection of Franz Buchsbaum (A)
Collection of Klaus Rüdiger (D)
Collection of Piotr Trybuchowicz (PL)
Collection of Reinhard Riek (D)
Collection of Mauro Grando (I)
Collection of Yury Savin (RUS)
Collection of Oskar Elm (D)
Collection of Thomas Lüthe (D)
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