Bhala phantsi amandla esignali ngexesha lokufakelwa kokuqala kwe-transmitter kunye nee-transducers. Xa amandla esignali ehla nge-50%, nangona imitha isenokusebenza ngokuqhelekileyo, amandla esignali ehlile kakhulu xa kuthelekiswa nokufakelwa kokuqala. Okwangoku, kucetyiswa ukuba ususe ii-transducers kumbhobho, uphinde ufake i-coupling agent, kwaye uzifake kwakhona ukuqinisekisa ukuchaneka kokulinganisa kunye nokuzinza.
Ixesha leposi: Sep-18-2025