📶🔊🌊➡️👤

#ultrasound physics #sound waves #high frequency sound #acoustic imaging #sonography principle #transducer

🔊🎯🖥️

#sonar scope #ppi display #sonar ping #target detection #acoustic imaging #sonar screen

🌊👂🖼️

#echography principle #echo location #sound imaging concept #acoustic imaging #wave visualization