Active Filter
1. A ________ filter significantly attenuates all frequencies below fc and passes all frequencies above fc.
2. The gain of the multiple-feedback band-pass filter above is equal to which of the following? Assume C = C1 = C2
3. The bandwidth in a ________ filter equals the critical frequency.
4. Refer to the given figure. This circuit is known as a ________ filter, and the fc is ________.
5. Refer to the given figure. The roll-off of this filter is about
