roll-off是什么意思?
问题描述：
roll-off是什么意思?
是在下句读到的：“LTC1264 exhibits steeper roll-off than an equivalent 8th order Bessel filter”
答
roll off （信号）衰减
LTC1264 exhibits steeper roll-off than an equivalent 8th order Bessel filter
LTC1264显示出比同等8级贝塞尔滤波器更陡的衰减率.