This is the instrument performance plot for the GIRAFFE gain. Only the 
'normal' read mode is monitored.</font><p><font size="2">

The QC1 parameter is called CONAD by mistake, it should read gain. The
reference value (2.3 e-/ADU) is currently identical to the median of the measured
values.</font><p><font size="2">

The label 'new CCD' refers to the current CCD in use since May 2008.