In still other embodiments of the present invention {HEAD ~ steps} 74 can be carried out by controller 34 operating on a bitstream from {TAIL ~ meter} 30 
In still other embodiments of the present invention { HEAD ~ steps } 74 can be carried out by controller 34 operating on a bitstream from { TAIL ~ meter } 30
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH