The 50P-2055 from JFW Industries is a solid state USB programmable attenuator that operates from 20 MHz to 3000 MHz. It has an attenuation range of 95 dB, a step size of 0.5 dB and a switching speed of 4 us. The attenuator can handle an input power of up to 27 dBm. It has SMA connectors at the input and output ports which are matched to 50 ohms.
