The circuit 4 wherein {TAIL ~ the inductive means} is a transformer having a primary and {HEAD ~ a secondary winding} 
The circuit 4 wherein { TAIL ~ the inductive means } is a transformer having a primary and { HEAD ~ a secondary winding }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD