In an illustrative embodiment, the circulator uses {HEAD ~ edge wrap metallization} to wrap {TAIL ~ a microstrip line} down a side of the substrate to connect with a corresponding contact 
In an illustrative embodiment , the circulator uses { HEAD ~ edge wrap metallization } to wrap { TAIL ~ a microstrip line } down a side of the substrate to connect with a corresponding contact
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH