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CD0021

Information - Help 
ID = 67881
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Solid-State-Diode   Universal 
Identical to CD0021
Similar Tubes
Normally replaceable-slightly different:
  CDG24
Other base and data slightly different:
  1N4148 ; 1N914
First Source (s)
Sep.1967 : -- Collector info (Sammler)

Base Wires
Filament Solid State
Description

Material/Aufbau/Pol.: Silizium Planar Diode (ex Transistor NPN);
Form/Case/Outline: TO-106;
Daten/electr.data: I F: __ mA; U F: __ V; Isp: __ µA; N: __ mW; Imax: __ mA; Umax: __ V; f g(FT): __ MHz; tmax j: 125 °C.
*) nach dem äusseren Erscheinungsbild sind es 3.Wahl-Transistoren mit intakter Basis-Emitter-Diodenstrecke, d.h. der C-Anschluss ist gekürzt;
Manufactured by Crimson Semiconductor Inc. N.Y.(USA)

 
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
  cd0021_umgeb1.png
  CD0021: (schematic) ITT Junior S
Günther Stabe † 19.8.20
 
to_106~~60.gif
CD0021: TTT Steidle 1981
Günther Stabe † 19.8.20

 

Usage in Models 2= 1968 ; 1= 1979

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

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