Active Components Amplifiers Antennas & Positioners Avionics Cables Connectors Passive Component (W.G./Coax) RF Photonics Satellite Communication System Sources up to 40 GHz Special Custom design Test & measurment solution Home   About us   Services   Suppliers   Clients   Contact Us Waveguide Filters MRI’s waveguide Bandpass filters covering the frequency range of 18-170GHz are available up to 30% bandwidths in nine waveguide bands. Company Web Site Developed & Powered By: Pluto-Group LTD.