- API 2520 op-amp - Adjustable threshold -20db to + 10db - Selectable ratio, attack and release times - Patented highpass filter in the detector path - With variable link between left and right channel - Selectable "old" and "new" envelope curve - Typical behaviour as with API525, 1176 and Fairchild - Auto or manual "Gain make up" - Sidechain inputs - Ideal sum compressor EUR 3599.00 - See more - Buy online