Attention project studio/home-recording musicians! Hyde Street Studios (S.F.) has begun offering a series of classes designed for those who want to learn how to improve a project's audio quality. The first 8-week course is Basic Recording Techniques for Musicians; the studio plans to add a series of workshops and additional courses (for a total of 10). These classes vary in length from a single four-hour workshop to an eight-week-long series of classes that total 24 hours of instruction. The cost varies according to length, running from $95 to $450. Visit hydestreet.com for additional information.