User manual
DSO-1102 USB
DSO-2202 USB
USER’S MANUAL 25
4. BW Limit: Reject the frequency component higher than 20MHz.
2.5 The Trigger System
Click “Trigger” in main menu.
The following figure shows the trigger system control.
1. Mode: Sets the trigger mode to Edge trigger
2. Sweep: Selects the trigger sweep mode to AUTO, NORMAL or SINGLE
3. Source: Selects the trigger source to CH1, CH2, ALT, EXT., EXT./10.
4. Slope: Selects the edge trigger slope to Positive or Negative slope
5. When PW: Selects the pulse width trigger condition
6. 50%: Sets the trigger level to the center of the waveform amplitude
7. HF Rejection: Eliminates trigger high-frequency (20M above)
The user can drag the trigger icon to adjust the trigger level and the trigger level will be
displayed on the top right corner.