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["FFT calculation with EXCEL ",null,null,"256 DATA POINTS"]
[]
["Checklist :","Do not run inside browser, download first (Save Target As). Set Macro Security to Medium (Tools | Macros | Security ) and enable macros"]
[null,"To calculate the FFT, you need to have the Analysis Toolpak (& VBA functions) installed. Select Add-ins from the Tool menu, select Analysis Toolpak and Analysis Toolpak VBA)"]
[null,"Change only items with GREEN background "]
[null,"STEPS: ","Adjust sampling rate"]
[null,null,"Paste sampled time history (256 data values) into column C"]
[null,null,"Press Calc FFT, when prompted select \"OK\" to overwrite data"]
[]
[null,"Sample Rate",1000]
[null,"Number of Samples",256]
[null,"Time Period T",0.256]
[null," fmin",3.90625,null,"Fourier Frequencies"]
[{"$nulls":6},"Fourier Coefficients"]
["Sample","Time","Sampled  signal","complex FFT coefficients","Freq. Index","Fre-quency","An (Cosine Term)","Bn (Sine Term)","Amplitude Cn","Power Pn"]
[1,0,0,"0",0,0,0,null,0,0]
[2,0.001,0,"0",1,3.90625,0,0,0,0]
[3,0.002,0,"0",2,7.8125,0,0,0,0]
[4,0.003,0,"0",3,11.71875,0,0,0,0]
[5,0.004,0,"0",4,15.625,0,0,0,0]
[6,0.005,0,"0",5,19.53125,0,0,0,0]
[7,0.006,0,"0",6,23.4375,0,0,0,0]
[8,0.007,0,"0",7,27.34375,0,0,0,0]
[9,0.008,0,"0",8,31.25,0,0,0,0]
[10,0.009,0,"0",9,35.15625,0,0,0,0]
[11,0.01,0,"0",10,39.0625,0,0,0,0]
[12,0.011,0,"0",11,42.96875,0,0,0,0]
[13,0.012,0,"0",12,46.875,0,0,0,0]
[14,0.013,0,"0",13,50.78125,0,0,0,0]
[15,0.014,0,"0",14,54.6875,0,0,0,0]
[16,0.015,0,"0",15,58.59375,0,0,0,0]
[17,0.016,0,"0",16,62.5,0,0,0,0]
[18,0.017,0,"0",17,66.40625,0,0,0,0]
[19,0.018,0,"0",18,70.3125,0,0,0,0]
[20,0.019,0,"0",19,74.21875,0,0,0,0]
[21,0.02,0,"0",20,78.125,0,0,0,0]
[22,0.021,0,"0",21,82.03125,0,0,0,0]
[23,0.022,0,"0",22,85.9375,0,0,0,0]
[24,0.023,0,"0",23,89.84375,0,0,0,0]
[25,0.024,0,"0",24,93.75,0,0,0,0]
[26,0.025,0,"0",25,97.65625,0,0,0,0]
[27,0.026,0,"0",26,101.5625,0,0,0,0]
[28,0.027,0,"0",27,105.46875,0,0,0,0]
[29,0.028,0,"0",28,109.375,0,0,0,0]
[30,0.029,0,"0",29,113.28125,0,0,0,0]
[31,0.03,0,"0",30,117.1875,0,0,0,0]
[32,0.031,0,"0",31,121.09375,0,0,0,0]
[33,0.032,0,"0",32,125,0,0,0,0]
[34,0.033,0,"0",33,128.90625,0,0,0,0]
[35,0.034,0,"0",34,132.8125,0,0,0,0]
[36,0.035,0,"0",35,136.71875,0,0,0,0]
[37,0.036,0,"0",36,140.625,0,0,0,0]
[38,0.037,0,"0",37,144.53125,0,0,0,0]
[39,0.038,0,"0",38,148.4375,0,0,0,0]
[40,0.039,0,"0",39,152.34375,0,0,0,0]
[41,0.04,0,"0",40,156.25,0,0,0,0]
[42,0.041,0,"0",41,160.15625,0,0,0,0]
[43,0.042,0,"0",42,164.0625,0,0,0,0]
[44,0.043,0,"0",43,167.96875,0,0,0,0]
[45,0.044,0,"0",44,171.875,0,0,0,0]
[46,0.045,0,"0",45,175.78125,0,0,0,0]
[47,0.046,0,"0",46,179.6875,0,0,0,0]
[48,0.047,0,"0",47,183.59375,0,0,0,0]
[49,0.048,0,"0",48,187.5,0,0,0,0]
[50,0.049,0,"0",49,191.40625,0,0,0,0]
[51,0.05,0,"0",50,195.3125,0,0,0,0]
[52,0.051,0,"0",51,199.21875,0,0,0,0]
[53,0.052,0,"0",52,203.125,0,0,0,0]
[54,0.053,0,"0",53,207.03125,0,0,0,0]
[55,0.054,0,"0",54,210.9375,0,0,0,0]
[56,0.055,0,"0",55,214.84375,0,0,0,0]
[57,0.056,0,"0",56,218.75,0,0,0,0]
[58,0.057,0,"0",57,222.65625,0,0,0,0]
[59,0.058,0,"0",58,226.5625,0,0,0,0]
[60,0.059,0,"0",59,230.46875,0,0,0,0]
[61,0.06,0,"0",60,234.375,0,0,0,0]
[62,0.061,0,"0",61,238.28125,0,0,0,0]
[63,0.062,0,"0",62,242.1875,0,0,0,0]
[64,0.063,0,"0",63,246.09375,0,0,0,0]
[65,0.064,0,"0",64,250,0,0,0,0]
[66,0.065,0,"0",65,253.90625,0,0,0,0]
[67,0.066,0,"0",66,257.8125,0,0,0,0]
[68,0.067,0,"0",67,261.71875,0,0,0,0]
[69,0.068,0,"0",68,265.625,0,0,0,0]
[70,0.069,0,"0",69,269.53125,0,0,0,0]
[71,0.07,0,"0",70,273.4375,0,0,0,0]
[72,0.071,0,"0",71,277.34375,0,0,0,0]
[73,0.072,0,"0",72,281.25,0,0,0,0]
[74,0.073,0,"0",73,285.15625,0,0,0,0]
[75,0.074,0,"0",74,289.0625,0,0,0,0]
[76,0.075,0,"0",75,292.96875,0,0,0,0]
[77,0.076,0,"0",76,296.875,0,0,0,0]
[78,0.077,0,"0",77,300.78125,0,0,0,0]
[79,0.078,0,"0",78,304.6875,0,0,0,0]
[80,0.079,0,"0",79,308.59375,0,0,0,0]
[81,0.08,0,"0",80,312.5,0,0,0,0]
[82,0.081,0,"0",81,316.40625,0,0,0,0]
[83,0.082,0,"0",82,320.3125,0,0,0,0]
[84,0.083,0,"0",83,324.21875,0,0,0,0]
[85,0.084,0,"0",84,328.125,0,0,0,0]
[86,0.085,0,"0",85,332.03125,0,0,0,0]
[87,0.086,0,"0",86,335.9375,0,0,0,0]
[88,0.087,0,"0",87,339.84375,0,0,0,0]
[89,0.088,0,"0",88,343.75,0,0,0,0]
[90,0.089,0,"0",89,347.65625,0,0,0,0]
[91,0.09,0,"0",90,351.5625,0,0,0,0]
[92,0.091,0,"0",91,355.46875,0,0,0,0]
[93,0.092,0,"0",92,359.375,0,0,0,0]
[94,0.093,0,"0",93,363.28125,0,0,0,0]
[95,0.094,0,"0",94,367.1875,0,0,0,0]
[96,0.095,0,"0",95,371.09375,0,0,0,0]
[97,0.096,0,"0",96,375,0,0,0,0]
[98,0.097,0,"0",97,378.90625,0,0,0,0]
[99,0.098,0,"0",98,382.8125,0,0,0,0]
[100,0.099,0,"0",99,386.71875,0,0,0,0]
[101,0.1,0,"0",100,390.625,0,0,0,0]
[102,0.101,0,"0",101,394.53125,0,0,0,0]
[103,0.102,0,"0",102,398.4375,0,0,0,0]
[104,0.103,0,"0",103,402.34375,0,0,0,0]
[105,0.104,0,"0",104,406.25,0,0,0,0]
[106,0.105,0,"0",105,410.15625,0,0,0,0]
[107,0.106,0,"0",106,414.0625,0,0,0,0]
[108,0.107,0,"0",107,417.96875,0,0,0,0]
[109,0.108,0,"0",108,421.875,0,0,0,0]
[110,0.109,0,"0",109,425.78125,0,0,0,0]
[111,0.11,0,"0",110,429.6875,0,0,0,0]
[112,0.111,0,"0",111,433.59375,0,0,0,0]
[113,0.112,0,"0",112,437.5,0,0,0,0]
[114,0.113,0,"0",113,441.40625,0,0,0,0]
[115,0.114,0,"0",114,445.3125,0,0,0,0]
[116,0.115,0,"0",115,449.21875,0,0,0,0]
[117,0.116,0,"0",116,453.125,0,0,0,0]
[118,0.117,0,"0",117,457.03125,0,0,0,0]
[119,0.118,0,"0",118,460.9375,0,0,0,0]
[120,0.119,0,"0",119,464.84375,0,0,0,0]
[121,0.12,0,"0",120,468.75,0,0,0,0]
[122,0.121,0,"0",121,472.65625,0,0,0,0]
[123,0.122,0,"0",122,476.5625,0,0,0,0]
[124,0.123,0,"0",123,480.46875,0,0,0,0]
[125,0.124,0,"0",124,484.375,0,0,0,0]
[126,0.125,0,"0",125,488.28125,0,0,0,0]
[127,0.126,0,"0",126,492.1875,0,0,0,0]
[128,0.127,0,"0",127,496.09375,0,0,0,0]
[129,0.128,0,"0",128,500,0,0,0,0]
[130,0.129,0,"0",127]
[131,0.13,0,"0",126]
[132,0.131,0,"0",125]
[133,0.132,0,"0",124]
[134,0.133,0,"0",123]
[135,0.134,0,"0",122]
[136,0.135,0,"0",121]
[137,0.136,0,"0",120]
[138,0.137,0,"0",119]
[139,0.138,0,"0",118]
[140,0.139,0,"0",117]
[141,0.14,0,"0",116]
[142,0.141,0,"0",115]
[143,0.142,0,"0",114]
[144,0.143,0,"0",113]
[145,0.144,0,"0",112]
[146,0.145,0,"0",111]
[147,0.146,0,"0",110]
[148,0.147,0,"0",109]
[149,0.148,0,"0",108]
[150,0.149,0,"0",107]
[151,0.15,0,"0",106]
[152,0.151,0,"0",105]
[153,0.152,0,"0",104]
[154,0.153,0,"0",103]
[155,0.154,0,"0",102]
[156,0.155,0,"0",101]
[157,0.156,0,"0",100]
[158,0.157,0,"0",99]
[159,0.158,0,"0",98]
[160,0.159,0,"0",97]
[161,0.16,0,"0",96]
[162,0.161,0,"0",95]
[163,0.162,0,"0",94]
[164,0.163,0,"0",93]
[165,0.164,0,"0",92]
[166,0.165,0,"0",91]
[167,0.166,0,"0",90]
[168,0.167,0,"0",89]
[169,0.168,0,"0",88]
[170,0.169,0,"0",87]
[171,0.17,0,"0",86]
[172,0.171,0,"0",85]
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[174,0.173,0,"0",83]
[175,0.174,0,"0",82]
[176,0.175,0,"0",81]
[177,0.176,0,"0",80]
[178,0.177,0,"0",79]
[179,0.178,0,"0",78]
[180,0.179,0,"0",77]
[181,0.18,0,"0",76]
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[183,0.182,0,"0",74]
[184,0.183,0,"0",73]
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