Display Waveform Data
3.
Push
Impedance
repeatedly to select the
input impedance to use.
Set the input impedance (termination) to 50
Ω
,
75
Ω
, or 1 M
Ω
if using DC or Gnd coupling.
Input impedance is automatically set to 1 M
Ω
when using AC coupling.
For more information on input impedance, see
Quick Tips
4.
Push
Invert
to invert the signal.
Select
Off
for normal operation and
On
to invert the polarity of the signal in the
preampli
fi
er.
5.
Push
Bandwidth
, and select the desired
bandwidth from the resulting side-bezel menu.
The set choices are: Full and 20 MHz.
Additional choices may appear, depending on
the probe that you use.
Select
Full
to set the bandwidth to the full
oscilloscope bandwidth.
Select
20 MHz
to set the bandwidth to 20 MHz.
6.
Push
Label
to create a label for the channel.
148
DPO3000 Series Oscilloscopes User Manual
