Rides In The Storm QEG Quad Loopable ADSR Envelope Generator Module Posted on January 7, 2024 by admin QEG Quad Loopable ADSR Envelope Generator with 16 Trigger and Mix Outs. Quad Loopable ADSR Envelope Generator with 16 Trigger and Mix Outs. Quad Version of FEG plus Trigger Outs. Module Type Envelope Module.