Industry proven and Mitsubishi’s original digital color space control circuit or digital color balancing and blending circuit, compensates for color and brightness discrepancies among the display wall cubes. Mitsubishi’s color space control circuit can adjust gain for Red (R), Green (G), and Blue (B) values in each primary color (R/G/B) as well as other mixed colors, giving consistent color blending and brilliance uniformity over multi screen configurations of the rear projection display wall cubes.