2 layers45.9 × 25.6 mm

KiCad boards from 3 GitHub repositories tagged “ppg”, the most starred first; open any of them in PCBKit.


roepkefeller/business-card-pcb
A PCB business card that shows you your own pulse. Optical PPG sensor drives a ten-LED heart; NFC tag serves the vCard with the card switched off. ATtiny1616, MAX30102, CR2032.

Gene0Grey/cuffless-bp-monitor
Cuffless blood-pressure monitor (pulse transit time): ESP32 + AD8232 ECG + 4x MAX30102 PPG via TCA9548A. Single-sided KiCad carrier PCB, generators and firmware.


