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”

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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”
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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”
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”

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”
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.