In a preferred embodiment, the pole piece is smaller than the substrate such that the signal contacts and part of {HEAD ~ the ground} are not covered by {TAIL ~ the pole piece} 
In a preferred embodiment , the pole piece is smaller than the substrate such that the signal contacts and part of { HEAD ~ the ground } are not covered by { TAIL ~ the pole piece }
OTH OTH OTH OTH OTH 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 TAIL TAIL TAIL TAIL TAIL TAIL TAIL