Owon TAO3000 Series User Manual page 33

(4) Select Ratio from the bottom menu, select the vertical magnification in the left
menu. The voltage scale of the magnifier window will also change accordingly.
(5) Select Window from the bottom menu. Select Vertical in the right menu, click
or to adjust the vertical position of the selection. Select Hori in the right
menu, click
also turn the upper knob to adjust it.
Magnifier settings menu description：
Function Menu
Magnifier
Ratio
Window
Horizontal
zoom factor
Vertical zoom
factor
Note：
 When the waveform is stopped, if the channel voltage scale is changed,
the magnifier function will be turned off.
 You can drag the red selection box directly.
 It is recommended to set the performance mode to 14-bit, the effect after
amplification is better.
 When the wave selection is small, a dotted box appears outside the
selection to make the selection more recognizable.
4.Advanced User Guidebook
or to adjust the horizontal position of the selection; you can
Setting Description
ON Turn on Magnifier
OFF Turn on Horizontal Zooming.
2X Set the vertical magnification. Because the
4X magnifier window size does not change, the
8X larger this multiple is, the smaller the vertical
16X height of the waveform selection area is.
32X
Vertical Set the vertical and horizontal position of the
Hori selection.
Wave selection
(Drag it to move)
Voltage division of
Magnifier window
Time base of
Magnifier window
Figure 4-3 Magnifier Mode
27
Main Window
Magnifier Window