Oscilloscope – Velleman LAB2 User Manual

Page 6

Select the triggering at a falling or rising

edge of the input signal

Oscilloscope

FRONTPANEL

1 Signal and menu display

BNC input connector :

Maximum input 100Vp !

3 Menu button

- Press briefly for the short menu
- Keep pressing to access the extended menu

4 Up and Down buttons

The up or down buttons are used to change or adjust a selected
parameter

5 Last selected function indicator

6 Parameter indicators

Time/div, Trigger mode, AC/DC/GND, Volt/div and readout

7 Signal position indicators (X and Y scroll bar)

8 Trigger level and slope indicators

SHORT MENU

access by briefly pressing the menu button

Enlarge or reduce vertically the signal by adjusting the voltage per division, or
select AUTO for automatic signal display

Adapt the scope readout to the probe setting "x1 or x10"

Time base: More or less signal cycles will be visible by modifying the time per
division; or select AUTO for automatic signal display
Select the input coupling AC / DC or choose a 0 voltage reference level (GND)

Select the desired voltage readout (Volt, dB, audio power measuring...

EXTENDED MENU

access by keeping the menu button pressed

Select the desired trigger mode (run, normal)

Move the trigger level
Move the signal vertically over the display (Y scroll bar)
Move the signal horizontally over the display (X scroll bar)
Increase or decrease the contrast until the desired contrast is reached

The oscilloscope is used to monitor or measure electrical signals. The oscilloscope features a full auto set up
function. This function can be used in most cases. For special purposes, use the menu options.

The short menu is used to change the most common parameters like volt per division or time base.
For more special functions, the extended menu can be used.
Briefly press the menu button to select and highlight the desired parameter

Note: The last selected extended menu option will appear in the short menu, until an other parameter is selected.

Note: The menu will exit automatically if no button is pressed for a few seconds. Or exit by a long press on the menu button.

Parameters in reverse= automatic mode.

INTRODUCTION

Briefly press the menu button to select and highlight the desired parameter

Oscilloscope