c******k
发帖数: 1140 | 1 示波器标称有200MHz的带宽，但是性能指标有一行是写着：
bandwidth limit: 20MHz limit at 2mv/div
这是说在调到2mv/div ，就只能测20MHz 带宽的信号了？请指点 | f*****0
发帖数: 489 | 2 you may remember gain bandwidth product specification for many (voltage
feedback) opamps.
the same thing is here: the higher gain, the more limited bandwidth. 2mv/div
means very high gain, and also very limited bandwidth. | z*****n
发帖数: 7639 | 3 Thanks, it makes sense to me.
div
【在 f*****0 的大作中提到】
: you may remember gain bandwidth product specification for many (voltage
: feedback) opamps.
: the same thing is here: the higher gain, the more limited bandwidth. 2mv/div
: means very high gain, and also very limited bandwidth.
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