Hi All, The Magister build is scheduled for the first week of December with boards available from TAPR before the end of the year. Magister is the new USB interface to replace the Ozy board. Check here for specific differences between Ozy and Magister: http://www.hamsdr.com/dnld.aspx?id=1016 73, Scotty WA2DFI 1258696857.0