Ibisobanuro bigufi:

FS1690 ni icyuma gikoresha ijwi rya digitale kibereye cyane mu bushakashatsi bwo mu nyanja mu bujyakuzimu bwuzuye. Kigizwe na poroseseri ya asonar na transducer ebyiri zifite umurongo wa 10.5 kHz na frequencies za 25 kHz. FS1690 ikora imikorere n'igenzura ryakozwe mu buryo bwa mudasobwa ikoresheje ikoranabuhanga ryo gutunganya ibimenyetso bya digitale (DSP) na ecran ya mudasobwa.
FS1690 ikoresha ikoranabuhanga ryo gutunganya ibimenyetso bya digitale na
Ikoranabuhanga ryo kwerekana amashusho ya mudasobwa kugira ngo rikore neza kandi rigenzure amajwi y’ubujyakuzimu. Ibikorwa byose bya sounder y’ubujyakuzimu bikorwa nta tubuto two kuyihindura. sounder y’ubujyakuzimu ifata DSP nk'ishingiro kugira ngo igenzure uburyo bwo kohereza no kwakira amakuru, igenzura rya TVG na AGC, gushyira mu buryo bwa dijitari no gutunganya ibimenyetso bya echo, gushakisha no gukurikirana echo yo hepfo.