Ampex machine's high price tag. Ampex sold only about 50 or 60 ATR-124 machines, and withdrew from the professional audio tape recorder market entirely in 1983. By the 1990s, Ampex focused more on video recorders, instrumentation recorders, and data recorders. In 1991, Ampex sold their professional audio recorder line to Sprague Magnetics. The Ampex Recording Media Corporation spun off in 1995 as Quantegy Inc.; that company has ceased producing recording tape. Starting in the early 1950s, RCA, Bing Crosby and others tried to record analog video on very fast-moving magnetic tape. As early as 1952, Ampex developed prototype video tape recorders
Radio Recorders Toni Braxton, Brandy, No Doubt and others recorded there. The documentary "Standing in the Shadows of Motown" was also partially filmed there. Kenneth Crouch, Keith Crouch and Leon Sylvers were all house producers there at that time. In 2002, the studio gained two new partners, Pride Hutchison and Michael Dumas who brought the studio back to life under its original name Radio Recorders. In 2004, the property was declared a historic site by the city of Los Angeles. From 2002 to 2008 the studio welcomed many great projects and clients including Natalie Cole, Dwight Yoakam, Lucinda Williams, Lil' John, Exzihbit,