The digital value of {HEAD ~ the sine} of 1° is then multitude by the first sample, {TAIL ~ the sine} of 2° by the second, etc 
The digital value of { HEAD ~ the sine } of 1 ° is then multitude by the first sample , { TAIL ~ the sine } of 2 ° by the second , etc
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH