3H Communication Systems is a premier high value microwave and RF company supporting the military and commercial markets with RF Filters, Duplexers/Diplexers, Multiplexers, Multi-Function Assemblies, RF Front-End Solutions. The high degree of engineering and technical capability focused on innovation with decades of expertise for high value and high quality RF products allows 3H to offer premium microwave and RF filter products and solutions at discounted prices. Our engineering staff offers extensive modeling in custom housings to accommodate any configuration required by our customers. We use the most advanced software techniques to model electrical performance under extreme conditions including power and environmental conditions. Our software techniques allow 3H Communication Systems to accurately simulate performance thus reducing the proto-type time allowing for a short delivery of custom products. We offer filters from DC to 50 GHz in connectorized, Pins, SMT and Leadless packages. 3H Communication Systems maintains a full Quality Management System and maintains Quality Certification. Our management team continually strives for improvement and consistently audits our processes to maintain the highest quality standards for our customers. 3H Communication Systems complies with and is certified to AS9100 & ISO9001:2015. 3H Communication Systems stands behind every products we manufacture and includes a 5 year warranty for our passive filter products.