Acoustic antenna includes grid of identical circular cylindrical electro-acoustic transformers long axes of which belong to one plane. To decrease level of side tabs of characteristic of antenna direction transformers are equipped with closed cylindrical layers made of same material with finite acoustic transparence. Long axles of layers and respective transformers coincide and thicknesses of layers increase with transformer approaching ends of grid.
申请公布号
UA31601(U)
申请公布日期
2008.04.10
申请号
UA20070014855U
申请日期
2007.12.27
申请人
DIDKOVSKYI VITALII SEMENOVYCH;KANDRACHUK IVAN VIKTOROVYCH;LEIKO OLEKSANDR HRYHOROVYCH;TKACHENKO BORYS VIKTOROVYCH
发明人
DITKOVSKYI VITALII SEMENOVYCH;KANDRACHUK IVAN VIKTOROVYCH;LEIKO OLEKSANDR HRYHOROVYCH;TKACHENKO BORYS VIKTOROVYCH