Wednesday, June 10, 2015

5-28:Signal with Multiple Frequency Component



Today we thought about what happens to circuit elements as the frequency increases.

The graphs show what happens to the impedance of those circuit elements as the frequency is increased.
 The goal of the experiment was to calculate the gain, so the voltage across the resistor was divided by the input signal, and we were left with our formula for our voltage divider. This formula came to be realized as shown below. 

This picture show that the  the gain in the output signal decreases as the frequency increases
The input voltage is a sinusoidal sweep from 100Hz to 10 Khz in 20 msec:



For this lab, we learn about the frequency response of a circuit is determined by the variation in its behavior with change in signal frequency.

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