The Stereo Image Bigger Maker in 19″ rack format BiG [Studio] spectacularly enlarges the stereo image and opens up new creative ways of sound shaping. BiG [Studio] expands the possibilities of sound shaping with a new tube circuit. The Tube Harmonics control refi nes the harmonic spectrum of every signal, making it more vivid, detailed and increased in size – bigger than life! Visually, BiG [Studio] sports the black design of the SPL Studio series. The internal audio voltage of +/-18V ensures great sound!RangeWith the Range control, the frequency range whichshould be processed can be selected.StageWith the Stage control, the frequency range previously selectedwith the Range control can be moved backwards or forwards onthe stereo stage.BignessThe Bigness control adjusts the intensityof the stereo image shaping.Black magic?In BiG [Studio] a diff erence signal derived from the input signal isprocessed by an analog fi lter network before mixed back to the originalsignal in a special mixing stage. This is not M/S processing but acompletely diff erent and new way of stereo-processing.The processed stereo signal, when summed to mono, creates aclean mono signal without phase shift s, cancellations, or otherunwanted artifacts.