Keeley Electronics’ GC-2 Limiting Amplifier has controls for Compression, Threshold, Gain, and a Threshold indicator. It uses dbx-inspired circuitry and produces a range of compression from 1:1 to 1:Infinity, and a boost up to 30dB. It’s hand-built in the U.S. and includes true-bypass switching.Visit www.rkfx.com.