Transistor 186 has its emitter grounded and {HEAD ~ its collector} coupled to {TAIL ~ a source} of potential, RECYCLE, via the primary winding Wp1 of a transformer 188 
coupled to
Transistor 186 has its emitter grounded and { HEAD ~ its collector } coupled to { TAIL ~ a source } of potential , RECYCLE , via the primary winding Wp1 of a transformer 188
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH