Use of a test setup for measuring the impact of radar antenna covers, which antenna covers are not automotive radome bodies, the test set up comprising: - a test antenna configured to generate radar radiation and to receive radar radiation - a radar sensor antenna configured to receive radar radiation emitted by the test antenna and to generate radar radiation to be received by the test antenna - a radar sensor antenna cover - an analyzer unit , wherein the test antenna comprises several antenna elements in elevation and/or azimuth direction, characterized in that the analyzer unit is configured to compare measurement data taken with the radar sensor antenna cover , which covers the radar sensor antenna , and measurement data taken without the radar sensor antenna cover , wherein for measuring the angular accuracy effects caused by the radar sensor antenna cover , the radar sensor antenna is designed to measure the elevation and azimuth angle of the received signal gone through the radar sensor antenna cover , and the analyzer unit is designed to compare this data with the measurement data of the elevation and azimuth angle of the radar sensor signal not gone through the radar sensor antenna cover , and that for measuring the antenna beam pattern distortion caused by the radar sensor antenna cover , the test antenna is designed to measure the radar signals, emitted by the radar sensor antenna , gone through the radar sensor antenna cover and the analyzing unit is designed to compare this data with the measurement data obtained when the test antenna receives the radar radiation emitted by the radar sensor antenna without going through the radar sensor antenna cover . the test set up comprising: - a test antenna configured to generate radar radiation and to receive radar radiation - a radar sensor antenna configured to receive radar radiation emitted by the test antenna and to generate radar radiation to be received by the test antenna - a radar sensor antenna cover - an analyzer unit , - a test antenna configured to generate radar radiation and to receive radar radiation - a radar sensor antenna configured to receive radar radiation emitted by the test antenna and to generate radar radiation to be received by the test antenna - a radar sensor antenna cover - an analyzer unit , wherein the test antenna comprises several antenna elements in elevation and/or azimuth direction, characterized in that the analyzer unit is configured to compare measurement data taken with the radar sensor antenna cover , which covers the radar sensor antenna , and measurement data taken without the radar sensor antenna cover , wherein for measuring the angular accuracy effects caused by the radar sensor antenna cover , the radar sensor antenna is designed to measure the elevation and azimuth angle of the received signal gone through the radar sensor antenna cover , and the analyzer unit is designed to compare this data with the measurement data of the elevation and azimuth angle of the radar sensor signal not gone through the radar sensor antenna cover , and that for measuring the antenna beam pattern distortion caused by the radar sensor antenna cover , the test antenna is designed to measure the radar signals, emitted by the radar sensor antenna , gone through the radar sensor antenna cover and the analyzing unit is designed to compare this data with the measurement data obtained when the test antenna receives the radar radiation emitted by the radar sensor antenna without going through the radar sensor antenna cover . <EOS>