The ACO-CA40-KMKM-0.5M from Atlantic Microwave is a RF Cable Assembly with Length 19.5 Inch, Delay 4.35 ns/m, Frequency DC-40 GHz, Temperature -55 to 135 Degrees, Velocity of Propagation 77% Nominal. More details for ACO-CA40-KMKM-0.5M can be seen below.