7/26/2019 Lecture 11 - Electrical and Electonic Principles

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Electrical andElectronic

PrinciplesLECTURE # 10BYHYATT QURESHI

7/26/2019 Lecture 11 - Electrical and Electonic Principles

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Recap

2 port netor!

T netor!

Pi netor!

7/26/2019 Lecture 11 - Electrical and Electonic Principles

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Atten"ators are passie deices$

Atten"ators ea!en or attenuatet&e &i'& leel o"tp"a si'nal 'enerator) (or e*a+ple) to proide a loer lesi'nal (or so+et&in' li!e t&e antenna inp"t o( a sensiradio receier$ ,-i'"re .elo/

7/26/2019 Lecture 11 - Electrical and Electonic Principles

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esi'nin' a T Atten"ator

T&e ta.le in -i'"re .elo lists resistor al"es (ort&e Tatten"ator to +atc& a 0 so"rce3 load) as is t"s"al re4"ire+ent in radio (re4"enc5 or!$

7/26/2019 Lecture 11 - Electrical and Electonic Principles

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La. session

esi'n a T section s5++etrical atten"ator to proidolta'e atten"ation o( 20dB and &ain' a c&aractero( 06