Nick Jennison takes a closer look at the latest entry to the Foxgear pedal lineup: the Rainbow Reverb. The Rainbow is based on the well-known and reliable DSP FV-1 used in most of the boutique pedals in the market, and offers 5 reverb presets that include two mind-blowing shimmering algorithms in addition to the other two classic reverb effects and an innovative and inspiring "RotaryVerb."