FIG. 1 is a perspective view form the front and left of an ultrasonic transducer assembly controller showing our new design, the broken line showing is for illustrative purposes only and forms no part of the claimed design.

FIG. 2 is a top view thereof.

FIG. 3 is a bottom view thereof.

FIG. 4 is a left-side view thereof.

FIG. 5 is a right-side view thereof.

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.