Although north Indian classical music is generally considered to be, well, Indian, it actually owes much to the period when the region was ruled by the Persian-rooted Mughals. The last surviving master of the stringed rudra vina, Asad Ali Khan performs in the style known as dhrupad, the stately, austere technique associated with the 17th-century Mughal court. Tonight he’s accompanied by pakavaj (drum) player Mohan Shyam Sharma at 7:30 p.m. at the Freer Gallery’s Meyer Auditorium, 12th & Jefferson Dr. SW. FREE. (202) 357-3200. (Mark Jenkins)