Calabasas-based National Technical Systems, Inc. an integrated testing and IT staffing company has acquired Phase Seven Laboratories. Located in Santa Rosa, Phase Seven provides performance testing for new and emerging technologies and their integration to legacy systems. The testing in question will focus on the voice, data and video industries. A sale price was not released. In its last financial report for the quarter ended October 31, 2004, NTS claimed revenues of $26.3 million with a net income of $319,000. At the close of Nasdaq trading on March 25, NTS’ stock sold for $4.32 a share.