Transducer Cone Angle 101: How to Pick the Ideal Cone Angle …
The cone angle on fish finder transducers, also known as a beam angle, determines how wide a beam of sound/radio waves are shot out into the water column towards the sea, river, or lake bottom.. A wider, bigger beam angle of sound waves will give you coverage of a larger area to see in an image on your display. For example, a sonar unit using 200 kHz sound waves …
