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Evaluation of ECG and Respiration Specific Functions
Figure 40. Frequency Response for the MBF Filter (50Hz Notch)
Figure 41. Frequency Response for the MBF Filter (Sharp cut off Around 150Hz)
Band Pass Filter
PC application allows the selection of a 161 order muscle artifact filter, which has a passband of 0.67 Hz
to 40 Hz. This filter provides a sharp cut-off at 40 Hz with attenuation of 30 dB at the stop band. The
frequency response for the filter is shown in
Figure 42
.
Figure 42. Frequency Response for the Band Pass Filter
35
SLAU384A – December 2011 – Revised April 2012
ADS1x9xECG-FE Demonstration Kit
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