The app is available from the Google Playstore. AN-10 API Interface – simple API interface details for configuring and controlling the OPS241, OPS242, and OPS243 as well as system level products OPS7242 and OPS7243 ( video).ĪN-11 Cosine Error – explains the cosine error related to the reported speed ( video).ĪN-12 Android Phone Radar Gun – how to enable an Android phone radar speed gun to read data from an OPS241-A, OPS242-A or OPS243-A.