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PPG Pulse sensor Module electronics 3V with integrated voltage regulation 3V with integrated voltage regulation setting up automated alerts when core temperature exceeds 80 degrees Celsius to prevent thermal throttling during intensive workloads Biofeedback and Meditation Trainer: Build a calming biofeedback device that uses heart rate and HRV data to guide breathing exercises Lie Detector Polygraph Prototype: Combine the PPG pulse sensor with a GSR (Galvanic Skin Response) sensor and a respiration sensor to build an educational polygraph system
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