Sentences with phrase «emits ultrasonic frequencies»

Each repeller emits ultrasonic frequencies switching from 22 - 65 KHz to repel pests.

It's humane and will not emit ultrasonic frequencies.

Not exact matches

Klimley became a pioneer in both, setting up stations for detecting ultrasonic acoustic tags that emitted signals at frequencies far beyond what the human ear could sense.

This involves the use of hand instruments and ultrasonic scalers utilizing high frequency sound waves which are emitted along with a steady spray of water from a hand piece, and polishing with a dental pumice.