Profile: Raditek, Inc. provides solutions for the wireless and microwave telecommunications industry. Our products include isolators, circulators, splitters & combiners, couplers, filters, diplexers & triplexers, connectors & cable assemblies, oscillators and amplifiers. The RDKF(C) series of isolators and circulators are designed to meet microstrip requirements. All thin film isolator circuits are gold on copper, suitable for soldering (very easy with regular solder ), or gold thermo-compression bonding.