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RC High-Pass Filter

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RC High-pass Filter

Introduction:
In this lab we used a series combination of a Resistor and a Capacitor to make a High Pass Filter.
To do this the output was taken across the Resistor. Then the output and the input were
compared to find out the gain and the phase difference was also calculated.

Components Used:
The value of resistor and capacitor used in this case is as follows:

R = 16kΩ

C = 10 nF

Cut Off Frequency:


The cut off frequency is
Fc = 995Hz

Phase and Gain Values:

Serial
No. Frequency Gain Phase
1 249.6 -11.76 60.5
2 503.2 -6.44 64.8
3 750 -4.16 51.124
4 Fc=933 -3.01 45.3
5 1000 -2.826 42.8
6 1201 -2.36 38.4
7 1509 -1.66 30
8 1754 -1.25 29.5
clc
clearall
closeall
f=[249.69 503.2 750 1000 1201 1509 1754 ];
e=[60.5 64.8 51.124 42.8 38.4 30 29.5 ];
subplot(211);
plot(f,e);

legend('Frequency verses phase plot');


xlabel('Frequency');
ylabel('phase');
gain=[-11.76 -6.44 -4.16 -2.826 -2.36 -1.66 -1.25 ];
subplot(212);
plot(f,gain);
legend('Frequency verses gain plot');
xlabel('Frequency');
ylabel('Gain');

Plots
The Bode Plot for the Magnitude and Phase are as follows:

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