Recent content by Not essential

Is there a relationship between frequency and objects being sought, among the other factors? Maybe take an ideal condition of lossless medium etc. - how would it be chosen then?

Hi. My understanding of sonar is that the choice of frequency of the pulse, or of the frequncy sweep, is related to the size of what is being sought. That is, a frequency resonant with the range of likely objects, will reflect more strongly, and a non-resonant one be scattered more. Is this...