- Established in 1951, Sinclair Technologies is a leading manufacturer of mobile and fixed antennas, duplexers, multicouplers, transmitter combiners, cavity filters, and specialized communcications shelters.www.sinctech.com
- Rf and microwave and communication products ...www.rf-spectrum.com
- Wireless 2000 Engineering Advisory Group specializes in providing professional engineering, R&D and consulting services to wireless communications industry ...www.wireless2000.com