{HEAD ~ The following function tables} describe the operation of a grey level generator 2 for producing {TAIL ~ the 1/2 duty cycle grey level} 
{ HEAD ~ The following function tables } describe the operation of a grey level generator 2 for producing { TAIL ~ the 1/2 duty cycle grey level }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL