In {TAIL ~ addition}, {HEAD ~ a voltage} is induced in the secondary winding Ls of transformer T, such that terminal 20 of diode bridge network 16 will be at a relative positive potential as compared to terminal 22 of such bridge network 16 
In
In { TAIL ~ addition } , { HEAD ~ a voltage } is induced in the secondary winding Ls of transformer T , such that terminal 20 of diode bridge network 16 will be at a relative positive potential as compared to terminal 22 of such bridge network 16
REL TAIL TAIL TAIL TAIL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH