Transistor 186 is preferably a 2N6546 which may require heat sinking, and such transistor also has {HEAD ~ its base} coupled to {TAIL ~ a voltage divider} comprising resistors 182 and 184 via a resistor 180 
Transistor 186 is preferably a 2N6546 which may require heat sinking , and such transistor also has { HEAD ~ its base } coupled to { TAIL ~ a voltage divider } comprising resistors 182 and 184 via a resistor 180
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH