No... The mobiles use a RIB box, the MTR is serial direct to the radio. Here's a link to the pinout
http://batlabs.com/mtr2kcab.html Dave ________________________________ From: NORM KNAPP <[email protected]> To: [email protected] Sent: Wed, August 4, 2010 12:51:00 PM Subject: [Repeater-Builder] MTR-2000 mic jac is the mic jack pin-out the same on the MTR-2000 repeater as it is on a Maxtrac or GM300 or M1225? Thanks Norm N5NPO

