\begin{table}%t11%t12
\caption{\label{tab11}LFI characteristic internal frequencies.}
\par
%\centering
 {
\begin{tabular}{p{2cm}ll}
\hline\hline\noalign{\smallskip}
 $\nu$ &  Origin &  Unit  \\
\hline
1 Hz \dotfill    &Housekeeping acquisition frequency&DAE BEU \\
1 Hz \dotfill     &Synchronisation signal&DAE BEU, REBA \\
10 Hz \dotfill    &Internal timer&SCS \\
1 kHz \dotfill    &Locking clocks&SCS \\
4096 Hz  \dotfill &Phase Switch&FEM, DAE BEU \\
100 kHz \dotfill  &5~V \& 12~V DC/DC&SCS \\
131~072 Hz \dotfill &DC/DC converters&DAE Power box \\
131~072 Hz \dotfill &On-board clock signal&DAE BEU, REBA \\
131~072 Hz \dotfill &LOBT clock&SCS \\
200 kHz \dotfill   &12~V DC/DC&SCS \\
1 MHz  \dotfill    &Command link from the BEU box&DAE power box \\
1 MHz \dotfill     &Internal transfer of digital data&DAE BEU, REBA \\
8 MHz  \dotfill    &ADC clock&SCS \\
10/80 MHz \dotfill &1355 serial data digital interface&DAE BEU, REBA \\
16 MHz  \dotfill   &DSP processor clock&SCS \\
17.46 MHz \dotfill &Clock frequency of the DSP&REBA \\
20 MHz  \dotfill   &Sequencer internal clock&DAE BEU \\
\hline
\end{tabular}}
\vspace*{3mm}
\caption{\label{tab12}LFI data rate summary.}
\par
%\centering
\par
\begin{tabular}{p{4.5cm}ccc}
\hline\hline\noalign{\smallskip}
 &30 GHz&44 GHz&70 GHz \\
\hline
Number of detectors \dotfill          &8&12&24 \\
Angular resolution (nominal) \dotfill            &33\rlap{\arcm}&24\rlap{\arcm}&14\rlap{\arcm} \\
Beam crossing time [ms] \dotfill       &92&64&39 \\
Sampling rate [Hz]  \dotfill           &32.51&46.55&78.77 \\
Science data rate [Kbps] \dotfill      &8.32&17.87&60.49 \\
\hline
Total science data rate  \dotfill      &&86.69 Kbps \\
\hspace*{4mm} after compression  \dotfill&&36.12 Kbps \\
Total LFI data rate   \dotfill         &&45.41 Kbps \\
\hline
\end{tabular}
\end{table}