LittleLabs IBP Jr.The IBP Junior is the new, economical, basic version of the Little Labs IBP Analog Phase Alignment Tool. The Little Labs family of IBPs (In between Phase) easily eliminate the undesirable hollow sound when combining out of phase and partially out of phase audio signals. Designed as a phase problem solving device, the IBP Analog Phase Alignment Tool has quickly become popular among audio engineers as not only a "fix it" tool but as a controlling audio