{TAIL ~ A direct voltage flyback converter} includes a primary winding of {HEAD ~ a transformer} in series with the switching path of a controllable switch which is connected in turn to a control device  
{ TAIL ~ A direct voltage flyback converter } includes a primary winding of { HEAD ~ a transformer } in series with the switching path of a controllable switch which is connected in turn to a control device
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH