10 FOR J=124 TO 0 STEP -5

20 FOR K=0 TO 15 STEP 3

30 SOUND 0,(J*2),10,K

40 SOUND 1,J,10,K

50 NEXT K

60 FOR K=15 TO 0 STEP -3

70 SOUND 0,(J*2),10,K

80 SOUND 1,J,10,K

90 NEXT K

100 NEXT J

RUN

READY