HandFlex® Interconnect Cables Mini-Circuits HandFlex® Interconnect Cables feature a 50Ω impedance rating, 2' to 2m length range, and maximum 40GHz frequency. These HandFlex cables are hand-formable to almost any shape and offer straight, right-angle, and bulkhead mounting styles. Mini-Circuits HandFlex Interconnect Cables are ideal for communication receivers and transmitters, environmental and test chambers, and military and aerospace system applications.