#pcb

2 entries tagged pcb.

• ESPHome desk control board

  ongoing
  2025-02

  A six-key panel with a PIR sensor, buzzer and OLED, mounted under the desk. Custom PCB, printed keycaps, wired into Home Assistant.

• ECG phone case

  shipped
  2022-06

  A smartphone case that measures a single-lead ECG through printed electrodes, built to test whether everyday objects can do opportunistic heart-health sensing.

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