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ID = 69528
Brand: Matsushita tubes; Osaka
Tube type:  Solid-State-Diode   Detector 
Identical to MA51A
Similar Tubes
Normally replaceable-slightly different:
  1N60 ; AA138 ; MA51 ; OA70

Base Wires

Germanium point contact diode intended as demodulator

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
10 x 4 x mm / 0.39 x 0.16 x inch
Weight 1 g / 0.04 oz

do_29~~46.gif MA51A: DVT 1971 ECA
Günther Stabe † 19.8.20

Usage in Models 1= 1960 ; 1= 1961 ; 1= 1962??

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


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