API 2500 Stereo Compressor

The API 2500 Stereo Bus Compressor With tried-and-true discrete circuitry based around the 2520 op-amp, a secret weapon for your final mix. Flip between feed-forward and feedback compression, switch between soft and hard knee with the touch of a button, and give your track a major helping of low-end impact with API's patented "THRUST" circuit.