1.   The system emits a beep that becomes more insistent, eventually as a single tone, the closer the vehicle gets to the object.

2.   Virtually all systems emit an audible alarm.

3.   When the Rangers take the ice at Madison Square Garden, the speaker system emits a current rock hit about getting knocked down and getting back up again.

4.   Over the next several weeks, she adjusted the rate, amplitude and pulse width of the electrical signals the system emits.

5.   ROTHR is opposed by farmers and environmental groups who argue the system will emit a high dosage of electric emissions that could harm the environment and the people.