A two-pole active filter produces a roll-off rate of –20 dB/decade.

More Questions from Basic Op-Amp Circuits

• The control element in a basic shunt voltage regulator is a zener diode.
• A Wien-bridge oscillator uses _________.
• In order to sustain oscillations in a feedback oscillator, the gain should be _________ so the Acl _______.
• The reference voltage for the comparator in the given circuit equals ______.
• In the given circuit, VIN1 equals ______.
• The ______________ input makes the summing amplifier circuit possible.
• A mathematical operation that determines the rate of change of a curve is called __________.
• A mathematical operation for finding the area under the curve of a graph is called __________.
• The rate of change of the output voltage in the given circuit equals ______.
• The given circuit is a two-pole, active ______ filter.

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