4410: add asf vs v_rms
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199
4410-4412.tex
199
4410-4412.tex
@ -581,6 +581,205 @@ Harmonic content of the DDS signals from 4410 DDS Urukul is tabulated below\foot
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\newpage
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The RMS voltage of a 4410 DDS Urukul channel at different amplitude scale factor is measured.
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The DDS channel is directly connected to an oscilloscope with a 50\textOmega~termination.
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The reported values are obtained from the oscilloscope.
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\begin{multicols}{2}
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\begin{figure}[H]
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\begin{tikzpicture}
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\begin{axis}[
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% title={RMS Voltage with 50\textOmega~termination \& 0dB attenuation},
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xlabel={AD9910 Amplitude Scale Factor},
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ylabel={DDS RMS Voltage ($V_{rms}$)},
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xmin=0, xmax=1,
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ymin=0, ymax=1,
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xtick={0, 0.2, 0.4, 0.6, 0.8, 1},
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ytick={0, 0.2, 0.4, 0.6, 0.8, 1},
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legend pos=north west,
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ymajorgrids=true,
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grid style=dashed,
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]
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\addplot[
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color=black,
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mark=square,
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samples=11
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] coordinates {
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(0.0, 0) (0.1, 0.087924) (0.2, 0.176157) (0.3, 0.262437) (0.4, 0.345833) (0.5, 0.429203)
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(0.6, 0.512235) (0.7, 0.59130) (0.8, 0.66877) (0.9, 0.73344) (1.0, 0.78761)
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};
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\addplot[
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color=blue,
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mark=square,
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samples=11
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] coordinates {
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(0.0, 0) (0.1, 0.089807) (0.2, 0.179723) (0.3, 0.268852) (0.4, 0.354310) (0.5, 0.441055)
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(0.6, 0.526386) (0.7, 0.61233) (0.8, 0.69044) (0.9, 0.75856) (1.0, 0.81703)
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};
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\addplot[
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color=green,
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mark=square,
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samples=11
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] coordinates {
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(0.0, 0) (0.1, 0.093101) (0.2, 0.186762) (0.3, 0.277704) (0.4, 0.369172) (0.5, 0.459391)
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(0.6, 0.548191) (0.7, 0.63607) (0.8, 0.71469) (0.9, 0.78221) (1.0, 0.84139)
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};
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\addplot[
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color=red,
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mark=square,
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samples=11
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] coordinates {
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(0, 0) (0.1, 0.092502) (0.2, 0.184728) (0.3, 0.276224) (0.4, 0.366914) (0.5, 0.457255)
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(0.6, 0.544924) (0.7, 0.62991) (0.8, 0.70582) (0.9, 0.77104) (1.0, 0.82737)
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};
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\legend{200 MHz, 100 MHz, 50 MHz, 10 MHz}
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\end{axis}
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\end{tikzpicture}
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\caption{RMS voltage, 0dB attenuation}
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\end{figure}
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\begin{figure}[H]
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\begin{tikzpicture}
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\begin{axis}[
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% title={RMS Voltage with 50\textOmega~termination \& 15dB attenuation},
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xlabel={AD9910 Amplitude Scale Factor},
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ylabel={DDS RMS Voltage ($mV_{rms}$)},
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xmin=0, xmax=1,
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ymin=0, ymax=200,
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xtick={0, 0.2, 0.4, 0.6, 0.8, 1},
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ytick={0, 40, 80, 120, 160, 200},
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legend pos=north west,
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ymajorgrids=true,
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grid style=dashed,
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]
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\addplot[
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color=black,
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mark=square,
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samples=11
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] coordinates {
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(0, 0) (0.1, 16.1805) (0.2, 32.1530) (0.3, 48.2039) (0.4, 64.172) (0.5, 80.452)
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(0.6, 96.405) (0.7, 112.427) (0.8, 128.776) (0.9, 144.967) (1.0, 161.148)
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};
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\addplot[
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color=blue,
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mark=square,
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samples=11
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] coordinates {
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(0, 0) (0.1, 16.6691) (0.2, 33.3762) (0.3, 49.8844) (0.4, 67.055) (0.5, 83.652)
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(0.6, 99.970) (0.7, 116.906) (0.8, 133.368) (0.9, 150.839) (1.0, 167.033)
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};
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\addplot[
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color=green,
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mark=square,
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samples=11
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] coordinates {
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(0, 0) (0.1, 17.0562) (0.2, 34.0713) (0.3, 51.0456) (0.4, 68.241) (0.5, 85.241)
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(0.6, 102.328) (0.7, 119.279) (0.8, 136.584) (0.9, 153.737) (1.0, 170.829)
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};
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\addplot[
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color=red,
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mark=square,
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samples=11
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] coordinates {
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(0, 0) (0.1, 16.8030) (0.2, 33.6407) (0.3, 50.4039) (0.4, 67.348) (0.5, 84.127)
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(0.6, 100.852) (0.7, 117.618) (0.8, 134.415) (0.9, 151.267) (1.0, 168.160)
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};
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\legend{200 MHz, 100 MHz, 50 MHz, 10 MHz}
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\end{axis}
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\end{tikzpicture}
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\caption{RMS voltage, 15dB attenuation}
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\end{figure}
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\columnbreak
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\begin{figure}[H]
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\begin{tikzpicture}
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\begin{axis}[
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% title={RMS Voltage with 50\textOmega~termination \& 0dB attenuation},
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xlabel={AD9910 Amplitude Scale Factor},
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ylabel={DDS RMS Voltage ($V_{rms}$)},
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xmin=0, xmax=1,
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ymin=0, ymax=1,
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xtick={0, 0.2, 0.4, 0.6, 0.8, 1},
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ytick={0, 0.2, 0.4, 0.6, 0.8, 1},
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legend pos=north west,
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ymajorgrids=true,
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grid style=dashed,
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]
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\addplot[
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color=blue,
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mark=square,
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samples=11
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] coordinates {
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(0.0, 0) (0.1, 0.089807) (0.2, 0.179723) (0.3, 0.268852) (0.4, 0.354310) (0.5, 0.441055)
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(0.6, 0.526386) (0.7, 0.61233) (0.8, 0.69044) (0.9, 0.75856) (1.0, 0.81703)
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};
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\addplot[
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color=blue,
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samples=2,
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very thick,
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dotted
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] {0.089807*10*x};
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\legend{Measured, Linear Model}
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\end{axis}
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\end{tikzpicture}
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\caption{RMS voltage at 100 MHz, 0dB attenuation}
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\end{figure}
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\begin{figure}[H]
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\begin{tikzpicture}
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\begin{axis}[
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% title={RMS Voltage with 50\textOmega~termination \& 15dB attenuation},
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xlabel={AD9910 Amplitude Scale Factor},
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ylabel={DDS RMS Voltage ($mV_{rms}$)},
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xmin=0, xmax=1,
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ymin=0, ymax=200,
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xtick={0, 0.2, 0.4, 0.6, 0.8, 1},
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ytick={0, 40, 80, 120, 160, 200},
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legend pos=north west,
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ymajorgrids=true,
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grid style=dashed,
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]
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\addplot[
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color=blue,
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mark=square,
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samples=11
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] coordinates {
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(0, 0) (0.1, 16.6691) (0.2, 33.3762) (0.3, 49.8844) (0.4, 67.055) (0.5, 83.652)
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(0.6, 99.970) (0.7, 116.906) (0.8, 133.368) (0.9, 150.839) (1.0, 167.033)
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};
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\addplot[
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color=blue,
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samples=2,
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very thick,
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dotted
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] {16.6691*10*x};
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\legend{Measured, Linear Model}
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\end{axis}
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\end{tikzpicture}
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\caption{RMS voltage at 100 MHz, 15dB attenuation}
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\end{figure}
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\end{multicols}
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\newpage
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\begin{multicols}{2}
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\begin{figure}[H]
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