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Fluke 190 Series II
Users Manual
Suppressing High Frequency Noise
Switching the glitch detection off (Glitch: Off) will
suppress the high frequency noise on a waveform.
Averaging will suppress the noise even more.
1
Display the
SCOPE
2
Open the
F4
menu.
3
Select Glitch: Off, then select
Average: On... to open the
ENTER
AVERAGE
4
Select Average 8 .
ENTER
Using Average for Smoothing Waveforms
See also
on page 21.
Glitch capture and average do not affect bandwidth.
Further noise suppression is possible with bandwidth
Working with Noisy Waveforms
limiting filters. See
page 27.
24
key labels.
SCOPE
WAVEFORM OPTIONS
menu
on
www.
Shop for Fluke products online at:
Acquiring Waveforms
Setting the Acquisition Speed and Waveform
Memory Depth
To set the acquisition speed, do the following:
1
SCOPE
2
F4
3
ENTER
MyFlukeStore
1.877.766.5412
.com
Display the
key labels.
SCOPE
Open the
WAVEFORM OPTIONS
menu.
Select Acquisition:
Fast – for fast trace update rate;
shortest record length, decreased
zoom rate, no readings possible.
Full – maximum waveform detail;
10,000 samples per trace record
length, maximum zoom rate,
lower trace update rate.
Normal – optimal trace update
rate and zoom range combination
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