3 - '. . . f - - - - - - ! f - - - - - - l . ~ \ Zc = 50 n...

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Unformatted text preview: '. . . f - - - - - - ! f - - - - - - l . ~ \ Zc = 50 n Signal Signal source \ . ) measurer son '-: ) r+ son . , I-- ~Q wn FIGURE 1.9 Use of coaxial cables with matched loads to connect a signal source to a signal measurer.- - - - - - - - - ----- --------------------- - -- - - -- - - - - - - - ---- ----.-.- _:LeL~~?- _S i:3 nee I !io oti:e Spec r-r;- c t lOll--- - - \t,-- , . - - . - - - - - - - - - - - . , - - - - R s- -- I ou-f='Icc I I I VOG I I ~._ ~gnal ~urce-.J + FIGURE 1.7 Specification of a signal source as a Thevenin equivalent circuit. . FIGURE 1.8 An equivalent circuit for the input to a signal measurer. 2 fl)aAc he 'd L OQd: R L z: 125 ~ Vcvf z: - 'lac PAYIJILA6L ~ PAYIlIL :::.= PaWa' DeL 'vertl To ,4 fYJq icfp/Lo q/ P L ::: Ac~ue{ POWF{' De liIJtr{)d 70 1Jf\( LouJ A ~ I ~ /2 PAVAIL ;: tRe[~ IL J;: ~f>e[~. R :] =~ :: .: 1 \ R(Y}~ ~(rrn5):: Iv L / 7 Uz 2 PAVt11L :: ~ (('/Y) -;) -:- RL- - ]2,f+eil PAvA I L ]S SrJ-D fd j r. d 8rn ' Vhu-t .i., VL (((y}5)? Va;U...
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3 - '. . . f - - - - - - ! f - - - - - - l . ~ \ Zc = 50 n...

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