The RFSP4TA0003GUSB from RF-Lambda is an Absorptive PIN Diode SP4T Switch that operates from 20 MHz to 3 GHz. It has a switching speed of 250 ns and provides more than 60 dB of isolation. This switch can handle up to 30 dBm (1 W) of input power and has an insertion loss of less than 2.7 dB. It is powered and controlled via the USB 2.0 interface and has easy-to-use control software. The switch is available as a module that measures 1.393 x 2.288 x 0.577 inches and has SMA-female connectors. It is ideal for automated tests, aerospace, and military applications.