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