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This is how you modify a Maxon VOX unit for use with a computer for APRS.BOM (Bill of Materials):Maxon VOX Unit $2AA Battery Holder $13.5 mm to 2.5 ...
I got mine from All Electronics. But there's a problem! The battery goes dead quickly, and is non-replaceable!
Take off the back cover, and locate the battery connections at the bottom (here left) of the unit.
Solder the single AA battery holder as seen here: red to + on the PTT side, black to - (GND) on the other side. It's also quite simple ...
Now connect the coiled wire to your HT, put in a AA battery, and connect the two audio cables to your PC: the Mic on your PC goes ...
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