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OA646

Information - Help 
ID = 42233
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Developer: Werk für Bauelemente der Nachrichtentechnik (WBN), Teltow, VEB, RFT (Ostd.) - vorm. DRALOWID 
Tube type:  Solid-State-Diode   RF/IF-Stage 
Identical to OA646 = OAA646
Similar Tubes
Other shape (e.g. bulb type):
  GA109
Successor Tubes GA109  

Base Wires
Filament Solid State
Description

Paarweise ausgemessene OA645 für Ratiodetektor.
Im Handel nicht einzeln, nur als 2OA646, veraltete Bezeichnung OAA646.
Material/Aufbau: Germanium Punktkontakt;
Form/Case: Allglas, ähnlich DO-6;
Daten/electr.data: I F: 5 mA; U F: 1 V; I sp: 15 µA; U sp: 10 V; Imax: 10 mA; Umax: 40 V; tmax: 60 °C.
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Literature
 
diodenpaar_2oa646.jpg
OA646: W.E.
Wolfgang Eckardt

 
do29_171.gif
OA646: DVT 1971 ECA
Günther Stabe

 
oa646_dat.png
OA646: KTT 4.Aufl. Franzis-Verlag
Heinz Höger


Usage in Models 1= 1962 ; 1= 1964?? ; 1= 1964 ; 1= 1965 ; 1= 1966? ; 1= 1966 ; 1= 1968?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7


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