The MRC-200 Tactical Repeater System is designed to extend the range of modern multiband handheld radios. The repeater is manportable, but it also can be installed in vehicles for mobile operations.

The circuit was designed to create an automatic repeater that would retransmit a received signal over the amateur radio frequency band. Repeater – a device that regenerates information at a higher ...

[Mark J Hughes] volunteers as a part of a local community fire watch which coordinates by radio. The La Habra Heights region of Los Angeles is an area of peaks and valleys, which makes direct radio ...