Welcome to our Web site. We are a manufacturer of Repeaters, Cross-Band Repeaters, Link Repeaters, Transmitters, Receivers, Voting Systems, Small Power Amps, and Controllers.  All products manufactured by us carry a full two year warranty. The frequency range of the products are as follows: 144-174 MHz, 210-230 MHz and 420-512 MHz. All repeaters are custom built to fit most needs and are easily interfaced to most controllers.