Figure 1 shows a simple system using comparators to do the level monitoring. The key advantages to using this method are cost and design simplicity. TI’s LM391x can be used as a precision analog ...
Pulse oximeters, a type of photoplethysmography (PPG) sensor, are electronic devices that measure a person’s blood-oxygen saturation (SpO 2) and heart-rate (HR) levels. Since their inception in the ...
This file type includes high resolution graphics and schematics when applicable. Digital signal processing brings DSPs (digital signal processors) to mind. The DSP algorithms need I/O so they tend to ...
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