A system for detecting movement of a forcer of a motor directed for effecting movement of {HEAD ~ a forcer} in a first direction in response to {TAIL ~ command pulses} 
A system for detecting movement of a forcer of a motor directed for effecting movement of { HEAD ~ a forcer } in a first direction in response to { TAIL ~ command pulses }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL