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Basic Op-Amp Circuits
The effectiveness of a filter in rejecting signals beyond cutoff frequency is a function of the filter roll-off rating.
True
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True
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Basic Op-Amp Circuits
For a Wien-bridge oscillator to produce a sustained sine-wave output, the phase shift around the positive feedback loop must be greater than 0°.
A two-pole active filter produces a roll-off rate of –20 dB/decade.
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 __________.
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