The improvement 1 wherein said circuit means includes {HEAD ~ a slip ring assembly} connected between {TAIL ~ each transducer} and said telemetry circuit for accommodating rotation of said pivot shaft about said axis of rotation 
The improvement 1 wherein said circuit means includes { HEAD ~ a slip ring assembly } connected between { TAIL ~ each transducer } and said telemetry circuit for accommodating rotation of said pivot shaft about said axis of rotation
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH