ɪn kˈɑːntɹæst, dˈʊɹɹɪŋ ɐn ˈæbsəlˌuːt kˌælɪbɹˈeɪʃən, ðɪ æntˈɛnə bˌiːɪŋ tˈɛstᵻd ɪz mˈuːvd vˈaɪəɹ ɐ ɹˈoʊbɑːt sˌoʊ ðˌæɾə pɚtˈɪkjʊlɚ sˈæɾəlˌaɪt ɪz ɹᵻsˈiːvd æt dˈɪfɹənt ˈæŋɡəlz baɪ ðə tˈɛst ænd ɹˈɛfɹəns æntˈɛnəz.
In contrast, during an absolute calibration, the antenna being tested is moved via a robot so that a particular satellite is received at different angles by the test and reference antennas.