OLED display, WiFi interface, LiPo and battery voltage monitoring for the MightyOhm Geiger Counter

Twitter user @joeyhagedorn recently posted photos of his hacked MightyOhm Geiger Counter kit. He added an OLED display from Adafruit, a LiPo battery, Particle Argon WiFi interface, and a battery monitoring circuit that uses an AD8244 high impedance buffer to avoid loading down the HV supply.

Interested in building your own open source Geiger counter kit? Geiger Counter kits are in stock and shipping now.

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