Phillips Recording got his start, and a studio in Tupelo, Mississippi for demos. The Nashville and Tupelo studios were short-lived. Sun Records' many artists recorded there until 1969, when the label was sold to Mercury Records producer Shelby Singleton of Nashville. Phillips Recording continued operating, and hosted recordings by a newer generation of rock-and-roll groups like the Cramps, starting in 1979, drawn in part by the mystique of Sam Phillips. Numerous Memphis veteran sessions musicians of several genres, from soul to country, rock and others, have worked there over the years, and the studio still records various musical styles. Sam Phillips' son
Recording studio specific orders never to mop the bare wooden floor for fear it might alter the acoustic properties of the hall. There were several other features of studios in this period that contributed to their unique "sonic signatures". As well as the inherent sound of the large recording rooms, many of the best studios incorporated specially-designed echo chambers, purpose-built rooms which were often built beneath the main studio. These were typically long, low rectangular spaces constructed from hard, sound-reflective materials like concrete, fitted with a loudspeaker at one end and one or more microphones at the other. During a recording session,