Someone showed me this circuit and it's a cool addition to this library. It's an old project from Ele… | Diy guitar pedal, Electronics mini projects, Guitar effects
ambient swell guys, how do you do it? | The Gear Page
Pigtronix Gloamer: Auto Swell with Spicy Surprises!
Pigtronix Gloamer Volume Swell Effects Pedal With Compressor at Juno Records.