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4 cards from this section. Quick, good the night before a test.
Define positive feedback in your own words.
Think about how outputs can affect inputs.
What is a feedback system?
Consider examples like thermostats or amplifiers.
Which type of feedback enhances the output signal?
Think about how feedback systems affect signal strength.
True or False: Negative feedback increases the stability of a system.
Remember the primary role of negative feedback.
Design a simple audio circuit that utilizes positive feedback. Outline potential benefits and risks.
Consider how audio feedback can enhance or detract from sound quality.
Given the equations for A and β in a feedback loop, how would you adjust them to stabilize the output?
Think about how changing feedback levels alters system dynamics.
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