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air king 325B

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10-14-2013, 07:11 PM

bob91343

VideoKarma Member

Join Date: Nov 2010

Posts: 745

Germanium usually are PNP and run from a positive ground power supply. Opposite for silicon. Earliest solid state were germanium.

If you can get to the leads, measure with a VOM to see which polarity they are. Take some pics and we can make an educated guess.

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