Quadrupled sampling frequency (horizontal)

0100 0110 1001 1010 1100 1101 1110 1110 1111 1110 1110 1101 1011 1001 1000 1001 1001 1000 0100 0101 0110 1000 1010

"http://www.physics.udel.edu/~watson/scen103/sample/sample6.html"
Last updated Dec. 5, 1996.
Copyright George Watson, Univ. of Delaware, 1996.