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Santa Ana Data Center (4953-03-2631) <br />Northridge-Newhall, NS, DBE <br />Response Spectra <br />2.5 - <br />2.0 - <br />J <br />1.5 - <br />1 11 <br />1.0 - i <br />N <br />0.5 - <br />i <br />0.0 - <br />0 0.5 1 1.5 2 <br />Acceleration (g) <br />, <br />2.5 3 3.5 4 <br />Period (sec) <br />Target Spectrum ---- Original Time History --- Matched Spectrum ; <br />Response Spectra <br />2.5 - <br />11 . 11, <br />, !11'1 1:1 <br />1 !1 <br />2.0- <br />1 1!1 1 1.Lt 'i,I1 1 , ! il1 1:111 1 ... .1- Elt i illt 1 '/ ,1 :Ii <br />0|· <br />1, , ', ; i 2 1i'l.r 1 *. . 111 <br />11 01, 1 1 11.0 - <br />0.5 - - . -I . - I · - ·i · - i. 1 'f-r : , i ; i <br />1 ,F 1 I i #<1 - t-1, <br />0.0 ,11 1 <br />0.01 0.1 1 10 <br />Period (sec) <br />Target Spectrum ---- Original Time History --- Matched Spectrum <br />By: ial <br />Date: 8/27/2003 9:00 AM <br />Checked by: 0111\ <br />Date: 15-66-G <br />FIGURE 13.3