{TAIL ~ a first oscillator} in electrical input communication with said output means of said {HEAD ~ electrical energy source}, said first oscillator further having electrical output means 
{ TAIL ~ a first oscillator } in electrical input communication with said output means of said { HEAD ~ electrical energy source } , said first oscillator further having electrical output means
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH