Check the listing for details. MXR M-82 Bass Envelope Filter. Condition: New. Listed at 169.99 USD. MXR M-82 Bass Envelope Filter The MXR M-82 Bass Envelope Filter. FREE shipping in the USA! The Bass Envelope Filter delivers classic, analog, envelope filter sounds in an easy-to-use and compact pedal designed specifically for bass. Separate Dry and Effect controls let you dial in the perfect mix of effected and direct signals, so you can bring the funk without losing the low end. It’s wide range of filter tones can be shaped with the Decay and Q controls, and a simple twist of the Sensitivity knob can tailor the pedal for your attack—as well as adjust for passive or active basses. The Bass Envelope Filter’s power supply circuitry is designed to withstand over-voltage or polarity mishaps, and its true-bypass switching preserves your tone in bypass mode. It’s all packaged in a durable, lightweight, Phase 90-size aluminum housing for the ultimate in portability and pedalboard space-saving dimensions. Features:• Classic envelope filter sounds• True Bypass• Separate Dry and Effect signal controls• Small, durable, and lightweight housing• Analog circuitry for rich and organic tone