A vital type of transformer circuit including {TAIL ~ a saturable core transducer} having {HEAD ~ an input} and an output winding 
A vital type of transformer circuit including { TAIL ~ a saturable core transducer } having { HEAD ~ an input } and an output winding
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH