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Chapter 3. Device Setting
Beat Volume: Available options are 1, 2, 3 and Off. Select "Off" to mute the heart beat sound.
Rhythm Lead: The Rhythm lead can be one of the leads I, II, III,aVL, aVR, aVF, V1, V2,
V3,V4, V5 and V6.
Length of Rhythm Rec: Press to set duration of Rhythm lead recording. Available options are
30, 60, 90, 120, 150 and 180 seconds.
Low Pass Filter: Press to toggle between F1=25, F2=35, F3=75 and F4=150 Hz.
Do not use 25 Hz and 35 Hz filters for diagnostic cases. These
filters may cause low quality ECG signal especially in P, QRS waves.
HUM Filter: Press to toggle between 50 Hz, 60 Hz and Off. Select this filter with regard to your
local AC frequency.
Drift Filter: Press to switch On or Off. This filter is used to reduce signal oscillations.
Drift filter is used to remove signal baseline oscillations and does
not have any effect on ST Segment analysis.
EMG Filter: Press to toggle between On and Off. This filter is used to reject muscular noise
between 15 to 25Hz.
Figure 3-8 Hospital/Ward
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