n1: 0.00 sawtooth -1 10
    0.1 n1 control halfperiod 11
    0.2 n1 control halfperiod 10
    0.3 n1 control halfperiod 9
    0.4 n1 control halfperiod 10
    0.9 n1 control stop 1
1.00 square 2.9 20
1.95 tempo 60
n2: 2.00 sawtwo -1 40
    2.1 n2 control halfperiod 42
    2.2 n2 control halfperiod 40
    2.3 n2 control halfperiod 38
    2.4 n2 control halfperiod 40
    2.9 n2 control stop 1
3.00 square 0.9 80
4.00 end


