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download searchable PDF of Circuit Design book - IEEE Global ...

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Program 84-2.<br />

Discrete Fourier Transform and Convolntion<br />

100 REM F-T & CONVO. LEYP2b9. TRC11/79.<br />

105 P["'3.1415626<br />

110 NF=27:NT=51<br />

115 DEF FNT(X)=TAN(ATN(TANfATNfTAN(ATN(X»»))<br />

120 DIM RE(NF) ,W(NF) ,HtNT),F[fNT),HF(NT)<br />

125 NU=25<br />

130 PRINT"CALC RE PT H(S)=l/(S+1) VS 000* FREQS:"<br />

132 PRINT<br />

135 TT=FNT50 SU-O<br />

560 FOR ",,"1 TO LS STEP 2<br />

~70 Su-5U+HF(M)+4tHF(H+l)+HF(M+2)<br />

sao NEXT 11<br />

590 YosOTlSU/3<br />

600 T-T+2'DT<br />

610 PRINT T,Y<br />

620 NEXT I<br />

63() END<br />

436

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