www.tunnelvisionmusic.com - The El Grande Bass Fuzz, the latest offering from MXR Bass Innovations, is a versatile and brutal fuzz designed just for bass. We took a classic 70s fuzz circuit, re-tuned it for more low end, and added a DEEP switch that delivers up to +15dB of monstrous bass that is internally adjustable between 87Hz - 113Hz. And thats not all: Volume, Tone, and Fuzz controls let you sculpt your tone with precision to get everything you need—from searing, sustained upper ...