inductive means having {TAIL ~ variable inductance} in response to {HEAD ~ a control signal} and coupling the second main conduction path electrode to the control electrode, 
inductive means having { TAIL ~ variable inductance } in response to { HEAD ~ a control signal } and coupling the second main conduction path electrode to the control electrode ,
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH