Antique radios, Old Time Radios

KC1_4pin

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 (A, 4A, B4, since 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_4pin: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus †

KC1_4pin: Courtesy by FJH
Jacob Roschy

KC1_4pin: rtt
Michael Schlör

KC1_4pin: Telefunken 1936
Robert Schmalstieg

Usage in Models

33= 1934 ; 12= 1935 ; 1= 1936?? ; 3= 1936? ; 19= 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):131

Literature "Die Sendung" Vol. 17 No. 32 | 1940-08-04

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