3H Communication Systems
Appliances, Electrical, and Electronics ManufacturingCalifornia, United States11-50 Employees
3H Communication Systems is a California-based supplier specializing in microwave and RF components for defense and commercial markets. Its product range includes RF filters, duplexers and diplexers, multiplexers, multi-function assemblies, and RF front-end solutions. The company emphasizes engineering-driven design, using performance modeling to anticipate behavior under power and environmental stresses and thereby shorten prototype cycles. Based in Irvine, California, the firm serves both military and commercial customers within the appliances, electrical, and electronics manufacturing sector. It maintains a formal Quality Management System with AS9100 and ISO 9001:2015 certifications and offers a five-year warranty on passive filter products. In 2018 it announced the launch of an ultra-wide cavity bandpass filter for the L-Band.