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5432: add setup for FEXT plot 

Updates #28.
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occheung 2022-01-14 15:29:31 +08:00
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commit db090c8807
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5432.tex
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@ -207,6 +207,14 @@ Output noise are measured after 15 cm IDC cable, IDC-SMA, 100 cm coax ($\sim$50
\caption{Step response (switching from +10V to -10V)} \caption{Step response (switching from +10V to -10V)}
\end{figure} \end{figure}
Far-end crosstalk is measured using the following setup.
\begin{enumerate}
\item CH1 as aggressor, CH0 as victim
\item CH0, 2-7 terminated, CH 8-31 open
\item Aggressor signal from BNC passed through 15cm IDC26, 2m HD68-HD68 SCSI-3 shielded twisted pair, 15cm IDC26, converted back to BNC with adapters between all different cables \& connectors.
\end{enumerate}
\begin{figure}[hbt!] \begin{figure}[hbt!]
\centering \centering
\includegraphics[width=3.3in]{zotino_fext.png} \includegraphics[width=3.3in]{zotino_fext.png}