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