From Manufacturer
The IBP JR. Analog Phase Alignment Tool from Little Labs easily eliminates the undesirable hollow sound when combining out-of-phase and partially out-of-phase audio signals. It is designed as a phase problem solving device and as a controlling audio phase creative, tonal color tool.
Allows mics to be placed where they sound best individually
No compromising mic place do to phase problems when using IBP technology
Rackmountable, 4 units fit in a 1U space
Real-time all analog phase sweep between 0° and 180°