Welcome Nick -

16 pin accy port - http://www.batlabs.com/images/maxacc.gif

Thanks Bill, I've seen that diagram, but it's got 16 pins, mine has 13, as do most of the GP Series from what I've seen, I've ordered a programming cable and I've got a handpice for it, which will let me know what a lot ...

Thanks for your info,
I'll keep scouring the net see if I can find more info on the speaker output and mic inputs, if that fails I'll hook it up to my scope and see what it looks like. I'm thinking then I'll feed it into a Microcontroller that way I have the rules to limit transmit duration. What ...

Hi all,
I purchased a few GP328's on eBay a while ago, and I've just started learning about them and really getting into them, I'm a bit of an electronics tinkerer, and I'd like to build my own repeater. What I'm thinking here is as simple as it gets - two radios hooked up some distance apart via ...