Bnc 970 Portable Multi-Channel Analyzer (MCA) Manuel d'utilisateur télécharger pdf (Page 14)

Model 970 Instruction Manual 11

Select/Change automatically disables the 970’s HV supply to allow for safe changing of

detectors. A new detector is selected from the list in a manner similar to that performed

during SNAP-MCA startup. Once a new detector has been selected, that detector’s

settings (Hardware Settings, Energy and Efficiency Calibrations, and the last-used ROI

with that detector) are loaded, and the HV is enabled.

If the Disable High Voltage menu item is selected, the 970’s HV will be set to zero volts and

the Hardware Status Bar will display that the HV is off. This menu item will change to Enable

High Voltage and, if selected, will re-set the HV to the last-used Hardware Setting.

Fine Tune opens a window to begin an automatic Fine Gain adjustment routine.

Energy Calibrate opens a window for performing an Energy Calibration.

The next seven menu items (Full Screen through Sample Data Panel) are identical in function

to the seven buttons in the Button Panel on the lower right of the Spectrum Display. Each

of these opens a panel for a specific function along the bottom of the Spectrum Display,

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Bnc 970 Portable Multi-Channel Analyzer (MCA) Manuel d'utilisateur Page 14