A hallmark of Jackson’s albums, particularly Thriller and Bad , was the . Developed by Bruce Swedien, this was not a single piece of hardware but a methodology for capturing "true stereophonic sound imagery".
: Swedien famously avoided over-compressing Jackson's music, believing it "sucked out the excitement". He preferred using automation and subtle gain adjustments to maintain the dynamic life of the audio. The Voice as an Instrument Micheal Jackson Audio
: To keep the "punch" of the rhythm section, Swedien would record the drums on a 24-track tape and then put it away, never playing it again until the final mix. This prevented the tape from wearing down and losing high-frequency detail during months of overdubbing. A hallmark of Jackson’s albums, particularly Thriller and