ETL Systems offers a series of Variable Gain Amplifiers operating in the L-band (850-2150 MHz). These amplifiers have 0 to 30 dB gain settable in 1 dB gain steps with a built in regulator. Model options are available with end-to-end connectors or connectors on the same face, and are either in-line powered or externally powered. Field applications for these devices include telecom infrastructures, satellite systems, microwave links, test and instrumentation, military communications, and radar networks.