Hi Alison, This morning we received the package with SiPMs, which had been on loan to USM. It contains the 10+30 (first-article) +1 (pre-production unit). Thanks! -- Elton Smith Jefferson Lab MS 12H5 12000 Jefferson Ave STE 16 Newport News, VA 23606 (757) 269-7625 (757) 269-6331 fax