Sealey TA4000 Manual page 58

The user can turn on "HF Rejection" to eliminate triggering higher-frequencies. (20M above).
Set Pulse Trigger
Pulse trigger occurs according to the width of pulse. The abnormal signals can be
detected through setting up the pulse width condition.
Mode: Select the trigger mode to Pulse.
Sweep: Set the sweep mode to AUTO, NORMAL or SINGLE.
AUTO: Acquire waveform even if no trigger occurs.

Original Language Version
TA4000 Issue: 1 - 06/09/11