radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

AF138

Information - Help 
ID = 33939
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Transistor   RF/IF-Stage 
Identical to AF138
Similar Tubes
Other shape (e.g. bulb type):
  OC169 ; OC612
Normally replaceable-slightly different:
  NKT685
Other base and data slightly different:
  35816 ; 35817 ; 35819 ; 35824
First Source (s)
Mar.1963 : Telefunken-Zeitung
Predecessor Tubes AF105   OC612   AF105a  

Base Wires
Filament Solid State
Description PNP germanium diffusion alloy transistor for high-frequency applications.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 10 x 5 mm / 0.20 x 0.39 x 0.20 inch
Weight 1 g / 0.04 oz
Literature -- Collector info (Sammler)   KTT 1969/70, TVT 1979 ECA
  af138.png
  AF138: Schema: Dorena 6402
Egon Strampe
 
af138_1.jpg
AF138: Sammlung
Karlheinz Fischer

 
to72l_ebcs_7.gif
AF138: TVT 73
Günther Stabe

 
af138_data1.png
AF138: Telefunken, Handbuch Halbleiter 1966/67
Michael Schlör


Usage in Models 2= 1962 ; 7= 1963? ; 11= 1963 ; 1= 1964?? ; 3= 1964? ; 35= 1964 ; 3= 1965?? ; 7= 1965? ; 54= 1965 ; 1= 1966?? ; 3= 1966? ; 37= 1966 ; 2= 1967?? ; 7= 1967? ; 32= 1967 ; 1= 1968? ; 25= 1968 ; 1= 1969? ; 16= 1969 ; 11= 1970 ; 2= 1971? ; 2= 1971 ; 1= 1972? ; 1= 1977?? ; 1= 1978? ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):267


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg