{TAIL ~ A waveform management method} for {HEAD ~ ballasts} for use in an electronic device, comprising: 
{ TAIL ~ A waveform management method } for { HEAD ~ ballasts } for use in an electronic device , comprising :
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH