The 50P-2068 from JFW Industries is a solid state programmable attenuator that operates from 0.1 to 18 GHz. It has an attenuation range of 0 to 31 dB dB with 1 dB steps. The attenuator has a fast switching speed of 1 micro second and can handle an input power of up to 20 dBm. It is available in a module with SMA female connectors and a USB port for power/control.