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2SC478

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ID = 83162
       
Country:
Japan
Brand: Common type Japan tube/semicond.
Tube type:  Transistor   RF/IF-Stage 
Identical to 2SC478
Similar Tubes
Normally replaceable-slightly different:
  BC167 ; BC182 ; BC237 ; BC547

Base Wires
Description

Material/Aufbau/Pol.: Silizium NPN;
Form/Case/Outline: TO-18 Anschlussfolge ECB;
Daten/electr.data: I F: mA, U F: V; U S: V, Isp: µA, ß (beta): > 20, N: 300 mW, Imax (Ic): 120 mA, Umax (Ucb/Uce): 50 / 25 V, f g(FT): 180 MHz, tmax j: 200 °C.

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Dimensions (WHD)
incl. pins / tip
6 x 6 x 5 mm / 0.24 x 0.24 x 0.20 inch
Weight 1 g / 0.04 oz
Information source -- Original-techn. papers.   ECA

Usage in Models 1= 1969?? ; 1= 1969 ; 1= 1972 ; 1= 1976?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
 

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