User’s Manual of
OWON
Colour Digital Storage Oscilloscope
27
(1).
Press the
CH1 MENU
button and call out the
CH1 SETUP
menu.
(2).
Press the
F2
menu selection button and select the Channel as
OFF,
with
Channel 1 switched off.
(3).
Press
F2
menu selection button again, select the channel as
ON
, with
Channel 1 is switched on.
3. Regulate the Attenuation Ratio of the Probe
In order to match the attenuation coefficient of the probe, it is required to adjust
the attenuation ration coefficient of the probe through the operating menu of the
Channel accordingly. If the attenuation coefficient of the probe is 1:1, that of the
oscilloscope input channel should also be set to 1X to avoid any errors presented
in the displayed scale factor information and the measured data.
Take the Channel 1 as an example, the attenuation coefficient of the probe is 1:1,
the operation steps is shown as follows:
(1).
Press the
CH1 MENU
button, access CH1 SETUP menu.
(2).
Press the
F3
menu selection button and select 1X for the probe.
The Fig.17 illustrates the setting and the vertical scale factor when the probe of
the attenuation coefficient of 1:1.is used.
Fig.17
Regulation of the Attenuation Ratio of the Probe
A List of the Attenuation Coefficients of Probes and the Corresponding Menu
Settings.
