Trigger Tab - Keysight M8121A User Manual

3 Soft Front Panel

Trigger tab

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The Trigger tab is used to configure the trigger inputs of the M8121A
module.
This tab has the following options:
• Trigger Mode - Use this drop-down list to select the trigger mode
value.
The following options are available:
• Continuous – Signal generation starts immediately after pressing
the Run button. No trigger needed.
• Triggered – Signal generation starts after a trigger is received.
• Force Trigger - Use this button to force a trigger when waiting for front
panel trigger. This option is enabled only when Triggered option is
selected under the Trigger Mode drop-down list.
• Trigger Threshold - Sets the threshold for trigger and event input.
• Polarity - Sets the polarity for the input.
The following options are available:
• Positive – Rising edge
• Negative – Falling edge
• Either - Both
• Impedance - Sets the impedance of the input.
The following options are available:
• Low (50 Ohm)
• High (1k Ohm)
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