此效果为模拟音讯的升降KEY,其中程式码14行的pit_ratio为升降系数大于1为升KEY小于1为降KEY -This effect is to simulate the movements of audio KEY, in which the code 14 for the lift coefficient of the line pit_ratio greater than 1 is less than 1 liter KEY to drop KEY

ChucK is a modern audio processing language - this code uses ChucK to simulate most generic features found in old analogue voltage-controlled synthesizers.