MXR M152 Micro Flanger Fx Pedal All analog circuitry with bucket brigade technology. Two control knobs for simple operation. Faithful recreation of the classic 80s pedal. Based on the benchmark sounds of the MXR M117 Flanger, the MXR Micro Flanger features many of the same flanging effects of its big brother, but in a smaller and more convenient size. Originally released in the 80's, this faithful recreation features the same two critical controlsa Speed knob to control the rate of cycling and a Regeneration knob to manage the overall intensityand stays true to its 100% analog bucket brigade technology for the ultimate in warm and organic tone. The Micro Flanger has been updated with a true bypass switch so you don't lose any tone during bypass. Go from jet plane like sweeps to cool outer space type effects with the MXR Micro Flanger.