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UTD2000 Series User Manual
23
2.9 Digital Filter
Filter the frequency of specified waveband in signals by adjusting upper/lower frequency
limit.
Table 2-6 Digital Fiter Menu
Function menu
Setting
Description
Type
Digital filter
Digital filter
Source
CH1
Set CH1 as operation waveform
CH2
Set CH2 as operation waveform
Filter type
Low pass
Only when the signal frequency is
lower than current upper frequency
limit can the signal pass through.
High pass
Only when the signal frequency is
higer than current upper frequency
limit can the signal pass through.
Band pass
Only when the signal frequency is
higher than current lower frequency
limit and lower than current upper
frequency limit can the sigal pass
through.
Band stop
Only when the signal frequency is
lower than current lower frequency
limit or higher than current upper
frequency limit can the sigal pass
through.
Lower frequency limit
Lower limit
Adjust lower frequency limit through
multifunctional knob, for low pass
filter, lower frequency limit is invalid,
the menu is hidden.
Upper frequency limit
Upper limit
Adjust lower frequency limit through
multifunctional knob, for high pass
filter, lower frequency limit is invalid,
the menu is hidden.
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