Multiple Choice
Figure 4 The circuit is a modulator for an audio signal.
-Refer to Figure 4. The input at Vin1 is the _ and the input to the input at Vin2 is the .
A) audio signal, high- frequency oscillator
B) high- frequency oscillator, audio signal
C) either A or B will work
D) none of the above
Correct Answer:

Verified
Correct Answer:
Verified
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