Makes perfect sense. Thanks! When I got my hands on the radio, I read here about pin 10, but I didn't want to have to bother with having to supply 12 volts on that pin, so I just opened the radio up and replaced the fuse to negate that problem. I'm thinking that the 12 volts out @ .5 amp won't be ...

Hello Everyone,

I am in the middle of cabling up a M120 for APRS operation. I noticed a lot of people cable to pin 13, SW A+ Sense (http://www.batlabs.com/images/gmacc8.gif). What exactly is that? The Tinytrak documentation indicates it is V+ (assuming to power the tracker off of the radio power ...