Retro Instruments Doublewide Tube Compressor for the 500 SeriesThe Retro Doublewide is a true variable mu tube compressor module designed from the ground up for the 500 series. It's authentic Retro compression for the masses. The Doublewide delivers the tube compression sound you expect because it is exactly that. While not precisely like any other tube compressor, the Doublewide methodology takes after the Sta Level. As such, it excels at processing delicate sources like bass and vocals. It's all Retro and is