{TAIL ~ The sensor output current} may be inspected for {HEAD ~ any significant signal content} at the fixed frequency, such as through a signal demodulation process 
{ TAIL ~ The sensor output current } may be inspected for { HEAD ~ any significant signal content } at the fixed frequency , such as through a signal demodulation process
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH