Using Average For Smoothing Waveforms; Using Persistence To Display Waveforms - TECPEL OS Series User Manual

OS Series Handheld DSO & DMM

6.12 Using Average for Smoothing Waveforms

Using the Average acquisition mode, you can smooth out the displayed waveform by averaging
multiple data samples. The number of averaging is selectable from 4, 16, 64, and 128.
Note: In order for average mode to work in the best way, the waveform must be repetitive; As the
number of averaging increases, the slower the waveform update becomes.
1. Press the MENU key and the function menu appears on the right side of the screen.
Press MENU ▲ or MENU ▼ key to select ACQU MODE, with four items selectable
2.
displayed at the bottom of the screen.
3. Press the F3 key to select Average, then, press F4 key to jump to Averages 16 item. This
averages the outcomes of 16 acquisitions and shows the final averaging result on the screen,
shown as the following figures.
See the following figure 14:

6.13 Using Persistence to Display Waveforms

You can use Persistence to observe dynamic signals.
1. Press MENU key and the function menu appears on the right side of the screen.
Press MENU ▲ or MENU ▼ key to select DISP SET.
2.
3. Press F2 key to select Persist 1 sec, 2 sec, 5 sec, Infinite or OFF. In this case, jump to
Infinite and the observed dynamic is kept on the screen continuously. When the item OFF
is selected, the Persistence function is closed.
Figure 14: Average Factor Sampling Mode
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6-Using the Oscilloscope