Profile: MESL Microwave Ltd specializes in producing components & subsystems for the communications, radar, defence, aerospace and transportation industries. Our products can be found in wireless commercial communications, in airborne, ground & naval radar systems, on satellites and in their ground-based control systems. We design and manufacture waveguide components, from straightforward isolators to complex subsystems such as transmit/receive duplexers. We provide two different ranges of rotary switches, covering waveguide sizes WG6 (R14,WR650) through to WG25 (R620,WR15).