Acquisition Setup
Lynx DSA User's Manual - 9240227J
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Figure 31: Acquisition Setup Controls in Genie 2000 for MCS
The External Control options have been enhanced in Genie 2000 version 3.1a.
Refer to your Genie 2000 documentation for additional information on these Genie
2000 settings, if required.
Counting Modes
Select the radio button for the counting mode desired.
•
LFC+
, Loss Free counting, or
PHA+
mode of Pulse Height Analysis. PHA+
is the initial default for the Acquire Setup screen.
•
MCS+
mode will be available only as the only selection for a MCS
datasource.
Time Preset
Defines a time-preset condition to terminate PHA acquisition. For PHA+ and LFC+
counting modes, select either
Live Time
or
Real Time
selections, then enter and select
the acquire time in seconds, minutes, or hours to establish the time preset that
terminates acquisition. Entering zero as the time implies infinity, or “count forever”.
MCS Presets
Defines a sweep-preset condition to terminate MCS acquisition. For MCS+ counting
mode, enter the Preset Sweep Counts. Entering zero as the Preset Sweep count
implies infinity, or “sweep forever”.
External Controls
Enabling the External Control logic in the Acquire Setup dialog allows a signal
present at the rear panel
PHA ACQ SS
(for PHA) or
MCS ACQ SS
(for MCS)
connector to control the storage of data once the acquisition has been ‘armed’ with a
Start acquire command. See “Arming the acquisition” below.
