\section{Keithley} \label{group___d_d_c}\index{Keithley@{Keithley}} \subsection*{Classes} \begin{CompactItemize} \item class {\bf Keithley\_\-485} \begin{CompactList}\small\item\em This class manage 485 Keithley type. \item\end{CompactList}\item class {\bf Keithley\_\-486} \begin{CompactList}\small\item\em This class manage 486 Keithley type. \item\end{CompactList}\item class {\bf Keithley\_\-487} \begin{CompactList}\small\item\em This class manage 487 Keithley type. \item\end{CompactList}\item class {\bf Keithley\_\-617} \begin{CompactList}\small\item\em This class manage 617 Keithley type. \item\end{CompactList}\item class {\bf Keithley\_\-6512} \begin{CompactList}\small\item\em This class manage 6512 Keithley type. \item\end{CompactList}\end{CompactItemize}