FMCG/Operating procedure: Difference between revisions

Before proceeding with a noise measurement, it is a good idea to measure the rubidium absorption in each of the cells.

# On the array, switch the detectors to SUM mode. This is accomplished by moving both the 4-socket leads from the detector and the 2-socket leads that carry signals out of the room to the set of header pins denoted by a '''Σ''' or '''+''' label.