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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

SLAU384A–December 2011–Revised April 2012 ADS1x9xECG-FE Demonstration Kit

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