Hi Jim, Both ends of the pair should *need to) be balanced...
There is a way to get the packets back from another location but it's well past the scope of this forum. cheers, skipp > Jim Brown <[EMAIL PROTECTED]> wrote: > > Skipp, I did have transformer coupling on the audio > lines out at the repeater with both sides of the > twisted pair isolated from ground, but did not try > putting transformers in the line back at the computer. > That would certainly be easy enough to do if I ever > hook it up again. One side of the twisted pair was > hooked to the ground of the computer. (The repeater > cabnet is bolted to the side of the tower out in the > middle of a pasture) > > We have a wireless ISP at this site, and the ISP > provider decided to take away the public IP address > and assign us a private IP address, which no one can > reach from the internet. We can do everything we need > to do on the internet, but packets that were not asked > for cannot find their way back to the router here . > UDP packets in particular have no way to reach us. > > 73 - Jim W5ZIT

