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