Sine waves and grinding feedback
https://schlappiengineering.com/products/angle-grinder/This offer was fetched from reverb.com. You cannot contact the seller via ModularGrid. You have to visit their site.
Look up onAngle Grinder is a quadrature sine wave oscillator or filter and distortion effect.The function of the Angle Grinder depends on both the position of the knobs and the presence of an input signal

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