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Installation instructions for RRP660 ntercom and mobile radios Step #1: Location for intercom and radio Find a good location to mount intercom and mobile radio. If possible mount mobile radio no more than 3 feet from intercom. Standard mobile radio to intercom interface cables are 3 ft.
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Step #4 Push to talks If you’re using headset direct cables the push to talk on the headset will be active for car to car transmitting. If you’re using the intercom cables with Nexus style blue jack, remote push to talks will need to be installed.
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Step #6 Antenna and coax cable Find a good location for the antenna. For best performance mount the antenna on a metal or aluminum roof in the center. The ½ wave NGP antennas do not require a ground plane but it is always best to have enough metal surface area over 2’x 2’...
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Step #9 Car to car radio operation Turn on car to car radio and select the channel you wish to transmit on. The incoming volume of the other cars is controlled by the radio. If the incoming car to car audio is too loud or too low simply adjust the volume control on the radio.
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Optional accessory cable The RRP600 has the ability to connect cell phones, in car cameras, and stereo systems with the rear 9 pin detachable Molex plug. When not installing these devices this cable will not be used. But if you are using these devices simply plug in the accessory cable into the AUX post on the back of the intercom.
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