![Signal Acquisition [OpenSignals]](https://plux.info/1125-large_default/fatigue-evaluation-evolution-of-median-power-frequency.jpg "Signal Acquisition [OpenSignals]")
![Signal Acquisition [OpenSignals]](https://plux.info/1125-thickbox_default/fatigue-evaluation-evolution-of-median-power-frequency.jpg "Signal Acquisition [OpenSignals]")
NB-PP-03
Raw data contained in the generated .txt, .h5 and .edf files consists in samples and each sample value is in a raw value with 8 or 16 bits that needs to be converted to a physical unit by the respective transfer function.
Generation of a time axis (conversion of samples into seconds)
Raw data contained in the generated .txt, .h5 and .edf files consists in samples and each sample value is in a raw value with 8 or 16 bits that needs to be converted to a physical unit by the respective transfer function.
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![Signal Acquisition [OpenSignals]](https://plux.info/1134-home_default/emg-sensor-unit-conversion.jpg "Signal Acquisition [OpenSignals]")
The current Jupyter Notebook is dedicated to the unit conversion procedure of signals acquired with EMG sensor.
The current Jupyter Notebook is dedicated to the unit conversion procedure of signals acquired with ECG sensor.
![Signal Acquisition [OpenSignals]](https://plux.info/1123-home_default/digital-filtering-pre-process-step.jpg "Signal Acquisition [OpenSignals]")
In this Jupyter Notebook it will be demonstrated how to digital filter the signal.
In spite of the unit conversion procedure has some common steps applicable to all sensors, the current Jupyter Notebook is dedicated to the unit conversion procedure of signals acquired with ECG sensor.