I am working on a repair of a mixer that has this PSU (): I have never seen a configuration like this before and I am unsure of how it functions. Specifically how the diode bridges are wired up and C's that seem to be in series..? All the U00x parts are either 78xx or 79xx...
Figure 5. Profile of phenolic compounds obtained by UHPLC-DAD-ESI-MSn in negative ion mode in the four propolis samples (retention times and peak areas of the chromatogram obtained by diode array detector, in logarithmic units). A PCA was performed to analyse the mass spectrometry composition...