K&L Microwave is a subsidiary of Dover Corporation, a diversified global manufacturer with annual revenue of approximately $7 billion. K&L is recognized by top-tier defense contractors and wireless infrastructure providers as a world leader in the design and manufacture of RF and microwave filters, duplexers and integrated assemblies. K&L is AS9100 and ISO 14001 certified and offers customers the most extensive range of filter-based products in the industry, spanning from 0.3MHz to 94GHz. K&L is the industry's premier filter supplier for both military and commercial markets. Over 410 employees represent the engineering, sales and marketing, manufacturing and support personnel that enable K&L to support such a broad product and customer base. K&L designs and manufactures a full line of RF and microwave filters, duplexers and subassemblies, including ceramic, lumped element, cavity, waveguide and tunable filters. K&L supplies many of today's most significant military and homeland security defense electronics programs. Applications include satellite communications, radar, radio communications, fire control radars, telemetry applications, missile guidance systems, mobile radio base stations and air traffic control and communications. Commercial products include high-performance receive and transmit filters, delay line filters, duplexers and diplexers, combiners, receive multi-couplers, wireless system assemblies for base station requirements and lower-cost ceramic and lumped element parts.