Unit installation

1-7

and the controller. This link will take the place of the short cable that is used when the patch is

mounted inside the controller. The radio that is plugged into the radio card should be wired just

like the repeater. The radio that plugs into the patch will be interfaced slightly differently; the

audio in and out will be swapped and the COR and PTT will be swapped. This makes the radio

link appear to the controller to be a straight-through DB-9 cable, even if it is miles long.