"good works, i am building my copters now, from describe,it has more characters than MK,such as auto take off and auto land,etc. expecting for the arducopter :)"
"hi Mark
i`m interested in your work.and i have a similar project with yours.My project want uss heli as a platform.The AHRS may use one heli autopilot record.The data process we will use ERDAS-LPS and other gis software.i am glad to hear any advice…"