By Jason Newman

“Can you hold on one sec?,” asks the voice with a British accent that assures politeness. “I’m just finishing up something.” From the control room in the studio of New York label Allido Records, producer-DJ-Allido co-owner Mark Ronson cues up a track that may or may not end up on Version, his highly anticipated all-covers album due out in April. The mix is rough, but you can already hear the musical elements that are quickly becoming the “Ronson sound”: crisp hip-hop breaks, prominent bass lines and a thunderous horn section recalling The JB’s, The Memphis Horns and countless deep-funk one-hit wonders.

Perhaps it’s fitting that the first time I meet Ronson- by his peers’s accounts, a classic perfectionist-he’s working in the studio. Although, with a lean frame and stylish fashion sense, he wouldn’t be out of place at your …