Exam-style question
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What is the primary function of a summing amplifier in signal processing?.
- A.To amplify a single input signal
- B.To combine multiple input signals into one output
- C.To filter out noise from signals
- D.To convert analog signals to digital signals
Model answer
What a good answer should say
- To combine multiple input signals into one output
Explanation
Why this works
A summing amplifier takes multiple input signals and produces a single output that is the weighted sum of those inputs, making it essential for combining signals in various applications.
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