3 ms·
It doesn't even have to be nonlinearities, could also be sidelobes of the fundamental ultrasound frequency. There's no reason to filter those out if it's not ha
by etrautmann 13y ago
It doesn't even have to be nonlinearities, could also be sidelobes of the fundamental ultrasound frequency. There's no reason to filter those out if it's not harmful, which I'd like to think was carefully verified.