\begin{table}%T1
\caption{\label{tbl:rx}Odin frontend and backend frequency specifications. AC1 and~AC2 denote the two correlators, for which the four main configurations
are listed.}
%\centering
\par
\begin{tabular}{lc|lcc}
\hline\hline%\noalign{\smallskip}
frontend & tuning & backend & band- & channel \\
         & range  &         & width & spacing \\
         & GHz    &         & MHz   & MHz     \\
\hline
%\noalign{\smallskip}\hline\noalign{\smallskip}
549 A1 & 541--558     & AOS     & 1050      & 0.61 \\ 
%\noalign{\smallskip}\cline{3-5}\noalign{\smallskip}
\cline{3-5}
495 A2 & 486--504     & AC1/AC2 & 800       & 1.0 \\
555 B1 & 547--564     &         & 400       & 0.5 \\
572 B2 & 563--581     &         & 200       & 0.25 \\
119 C  & 118.75       &         & 100       & 0.125 \\
\hline
\end{tabular}
\end{table}