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ID = 547
Brand: Common type Europe tube/semicond.
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Vacuum Pentode   Power/Output 
Identical to CL1 = TB4313 = TCL1 = ULP203 = VCL1 = 13U16_Ultron
Similar Tubes
Heater different:
  EL1 ; VL1
First year Mar.1934 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Feb.1934 : Toute la radio # 1
Jul.1935 : Die Sendung 1935 #7
Predecessor Tubes RENS1823d   L2318D   B2043   B2043_B6  
Successor Tubes UL2_Valvo   EL2   VL1  

Base Europe side contact P8A (Au P, 8SC) (Codex=Sfo)
Was used by Radio/TV-reception etc.
Filament Vf 13 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Tube prices 3 Tube prices (visible for members only)
Information source Funk   Nr.14; 15.7.1935
Taschenbuch zum Röhren-Codex 1948/49   

CL1: Röhrenkartei Drenkelfort
Peter Hoddow

26_1.png CL1: Telefunken Werkstattbuch
Wolfgang Bauer

More ...

Just Qvigstad
CL1: Valvo Röhrendatenblatt
Martin Steyer

More ...
Usage in Models 3= 1934 ; 2= 1935? ; 11= 1935 ; 1= 1936?? ; 1= 1936? ; 14= 1936 ; 6= 1937 ; 1= 1938?? ; 1= 1939

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):40

Collection of



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