QuinStar Technology is a leading supplier of millimeter wave antennas and associated products for frequencies ranging from 18 to above 140 GHz. The range of products offered covers virtually every application and functional requirement. Several options in terms of physical construction or operating principle are generally available to achieve an optimal solution for a specific application or requirement. Custom products are designed to meet special requirements and configurations specific to a system application. Key product families produced by QuinStar and their associated technology are described here.