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GFT22

Information - Help 
ID = 34053
       
Country:
Germany
Brand: TeKaDe (TKD), Süddeutsche Telefon-Apparate- Kabel- und Drahtwerke; Nürnberg
Tube type:  Transistor   Audio Frequency 
Identical to GFT22
Similar Tubes
Normally replaceable-slightly different:
  GFT-3V4 ; OX7005
Different maximum ratings:
  OC604 ; OC72
First Source (s)
Mar.1956 : -- Collector info (Sammler)

Base Wires
Filament Solid State
Description Material/Aufbau/Pol.: Germanium Flächen PNP;
Form/Case/Outline: ~ TO-5;
Daten/electr.data: I F: __ mA; U F: __ V; Isp: __ µA; ß (beta): ___; N: 80 mW; Imax(Ic): 50 mA; Umax(Uce): -10 V; f g(FT): 1.3 MHz; tmax j: 75 °C.
Varianten: GFT22/15 (Umax = -15V); GFT22R; GFT22/30 (Umax = -30V);GFT22/60 (Umax = -60V);
Dimensions (WHD)
incl. pins / tip
9 x 7 x 8 mm / 0.35 x 0.28 x 0.31 inch
Weight 1 g / 0.04 oz
  gft22-gft34.png
  GFT22
Egon Strampe
 
gft2215.jpg
GFT22: NL
Nikolaus Löwe

 
to5_tvt_288.gif
GFT22
Günther Stabe

 

Usage in Models 1= 1959 ; 1= 1960? ; 1= 1967

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


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