The FMAT3900 from Fairview Microwave is a Programmable, USB Controlled Step Attenuator that operates from 0.1 to 18 GHz. This 5-bit step attenuator has an attenuation range from 0 to 30 dB with a step size of 1 dB. It has an insertion loss of 5 dB and a VSWR of less than 2.5:1. This attenuator is controlled and powered by USB 2.0 with driverless installation. It is available in a module that measures 2.25 x 1.00 x 0.33 inches with SMA female connectors and is ideal for military, radar, space, test & measurement, electronic warfare, and military communication system applications.
