Using the Oscilloscope 3
Keysight U1610/20A User’s Guide 63
Trigger holdoff
Press and use the or key to set the amount of time that the
oscilloscope waits before re-arming the trigger circuitry.
To get a stable trigger on the pulse burst shown below, set the holdoff time to be
>40 ms but <160 ms.
Noise rejection
Toggle to turn on/off noise rejection, which adds additional hysteresis
to the trigger circuitry and reduces the possibility of triggering on noise.