Mini-Circuits was founded by Harvey Kaylie in 1968 and is headquartered in the United States. Mini-Circuits products are widely used in commercial, industrial and military applications, including: cellular wireless, aerospace, satellite, military specifications, CATV / broadband, RFID, test instruments, diagnostic imaging and more. Mini-Circuits products include: adapters, amplifiers, attenuators, cables, couplers, modulators / demodulators, oscillators, phase detectors, phase shifters, RF chokes, switches, and transformers.