13.07.2015 Aufrufe

DG8SAQ VECTOR NETWORK ANALYZER VNWA HILFE - SDR-Kits

DG8SAQ VECTOR NETWORK ANALYZER VNWA HILFE - SDR-Kits

DG8SAQ VECTOR NETWORK ANALYZER VNWA HILFE - SDR-Kits

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subsequent conversion to impedance z (function s2z).Subexpression 2 contains the Q-factor.Subexpression 3 contains the "Equivalent Series Resistance" formula.Subexpression 4 contains the dissipation factor formula.Subexpression 5 contains the power factor.The main expression can use any of the subexpression aliases, e.g. the dissipation factor DF.Available SyntaxAvailable special constantspi = 3.14...e = Eulers number 2.718...i = complex unit (mathematician's choice)j = i = complex unit (engineer's choice)clock = DDS input clock [Hz]Available operators+ = complex addition- = complex subtraction* = complex multiplication/ = complex division^ = complex power Hint: exp(x) is more CPU efficient than e^xAvailable data functions:f = frequencyw = 2*pi*frequencys = complex frequency = i*wt = time as shown in the time domain displaysS21 = measured data S21S11 = measured data S11S12 = measured data S12S22 = measured data S22Mem1 = data space Mem1 dataMem2 = data space Mem2 dataMem3 = data space Mem3 dataMem4 = data space Mem4 dataP1 = data space Plot1 dataP2 = data space Plot2 dataP3 = data space Plot3 dataP4 = data space Plot4 datas_11...s_33= 3-port measured datagated = gated responsea_ = reflect calibration coefficient ab_ = reflect calibration coefficient bc_ = reflect calibration coefficient cM21= raw, uncorrected measured data for S21M11= raw, uncorrected measured data for S11M12= raw, uncorrected measured data for S12M22= raw, uncorrected measured data for S22SS = <strong>VNWA</strong> source reflection coefficient as calculated from calibration dataSL = <strong>VNWA</strong> load reflection coefficient as calculated from calibration datan = data point numberdelay_s21 = group delay of S21 = -d Arg(S21(w))/d wdelay_s11 = group delay of S11 = -d Arg(S11(w))/d wdelay_s12 = group delay of S12 = -d Arg(S12(w))/d wdelay_s22 = group delay of S22 = -d Arg(S22(w))/d wdelay_mem1 = group delay of Mem1 = -d Arg(Mem1(w))/d wdelay_mem2 = group delay of Mem2 = -d Arg(Mem2(w))/d wdelay_mem3 = group delay of Mem3 = -d Arg(Mem3(w))/d wdelay_mem4 = group delay of Mem4 = -d Arg(Mem4(w))/d wSub1...Sub6 = subexpression 1...6Available complex mathematical functions:- 326 -

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