Installation Procedure
ComTec GmbH
2-6
Fig. 2.7: MPA4 Settings and 'Coincidence Definition' dialogs
Click the
ADC Coincidences
button to open the
ADC Coincidence Definition
window. It should
look like Fig. 2.7. Click the
<<All
button below the „Singles no coinc.“ box to remove all ADCs out
of the list, then click the
>>
button to enter ADC1 again. Close the window with
OK
.
No we must set the range of the ADC to 1k. For this, click
ADC Settings...
Change the
ADC
Settings – Range
to 1k = 1024 (ref. Fig. 2.8) and click
OK
. The spectrum display of ADC1 in the
MPANT window changes to a full scale range of 1024 channels.
Be sure you connected an external pulse height analyzing ADC (set to 1k conversion gain) to the
ADC1 port. Input analog signals to that ADC, e.g. from a pulser.
Now start data acquisition by a click on the START button
(ref. Fig. 2.9). Recognize that when
you move the mouse pointer over a button a help message appears in the lower left corner of the
MPANT window. In this case it is 'Erases and starts a measurement' meaning that the contents of
Fig. 2.8: Set ADC range to 1k range