Sierra Microwave Technology designs and manufactures microwave components and assemblies, including circulators, switches, filters, waveguides, and integrated assemblies for space, military, scientific, and commercial customers. The company focuses on engineering solutions with wide frequency range, low loss performance, high power, and exceptional technical performance. Sierra's core products include isolators, circulators, equalizers, filters, and pin-diode switches. They offer services such as inspection equipment, electrical test equipment, environmental test equipment, and high power electromagnetic analysis. Sierra Microwave Technology is part of HEICO Corporation's Electronic Technologies Group, specializing in electrical and electro-optical systems/components for niche segments of the space, aircraft, defense, communications, and computer industries.