S. Mandayam/ ECOMMS/ECE Dept./Rowan Universi Electrical Electrical Communications Systems Communications Systems ECE.09.331 ECE.09.331 Spring 2008 Spring 2008 Shreekanth Mandayam ECE Department Rowan University http://engineering.rowan.edu/~shreek/spring08 /ecomms/ Lecture 14a Lecture 14a April 29, 2008 April 29, 2008
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Electrical Communications Systems ECE.09.331 Spring 2008
Electrical Communications Systems ECE.09.331 Spring 2008. Lecture 14a April 29, 2008. Shreekanth Mandayam ECE Department Rowan University http://engineering.rowan.edu/~shreek/spring08/ecomms/. Plan. Broadcast Transmitters and Receivers AM Broadcast Transmitter - PowerPoint PPT Presentation
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S. Mandayam/ ECOMMS/ECE Dept./Rowan University
Electrical Electrical Communications SystemsCommunications Systems
Series Tuned CircuitSeries Tuned Circuitfunction [f,A]=resonance(f0,Q)%ECOMMS Spring 08 Class Demo%S. Mandayam, ECE Dept., Rowan University%To illustrate series resonance and Q-factorclose all;%defining frequency axisf=f0-f0/2:0.1:f0+f0/2;%calculating relative responsey=(f/f0)-(f0./f);A=20*log10(1./(1+(y*Q).^2).^0.5);plot(f-f0,A);grid on;xlabel('Shift from resonant frequency in Hz');ylabel('Relative Response in dB');title('Series Tuning Circuit');