Filter to add movement and character, Rast Sound “Mad Filter” is available for free.
Don’t let its being free fool you, filter and drive circuits in Mad Filter are state-of-the-art, warm and sweet, it can suddenly become your go to filter.
Analog-like Filter & Drive Circuits
Mad Filter comes with state-of-the-art drive and filter circuits, they sound warm, analog-like and rich.
One-of-a-kind Filter Type Transition
You can transition between different filter types (lpass, hpass, bpass, notch) to create unique movements. Mixing filter types in such a way is only available through Mad Filter.
Complex LFO Motion & Mad States for Playful Randomness
You can click small circles on top of each knob to trigger natural, complex LFO movements and further add playful randomisation with 2 level ‘Go Mad’ button.