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NKT254

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ID = 45040
       
Country:
Great Britain (UK)
Brand: Newmarket Transistors Ltd. Newmarket Suffolk.
Tube type:  Transistor   Audio Frequency 
Identical to NKT254

Base Wires
Description Material/Aufbau/Pol.: Germanium Legierung PNP;
Form/Case: TO-22;
Daten/electr.data: I F: 1 mA; U F: 4.5 V; Isp: 5 µA; ß (beta): >85; N: 180 mW; Imax(Ic): 25 mA; Umax(Uce): -12 V; f g(FT): 1 MHz; tmax j: __ °C.
Dimensions (WHD)
incl. pins / tip
8 x 8 x 4 mm / 0.31 x 0.31 x 0.16 inch
Weight 1 g / 0.04 oz

to22_35.gif NKT254: TTT Steidle 1981
Günther Stabe † 19.8.20

Usage in Models 4= 1961 ; 5= 1962? ; 3= 1962 ; 1= 1964?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):13
 

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