Sadchenko, A. V., Kushnirenko, O. A., Al’khamidi, M. T., & Alkhadi, A. M. (2016). Method of measuring the amplitude directivity pattern of parabolic mirrored antennas in the audio frequency range. Technology and Design in Electronic Equipment, (1), 8-12. https://doi.org/10.15222/TKEA2016.1.08