A RPi4 compatible HAT for astronomy equipment

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A RaspberryPi4 compatible hat for all your astronomy equipment. Features include:

  • 6 12V controllable outputs @ 3A each with current monitoring (2 PWM controllable for dew heaters)
  • Temperature, Humidity and Pressure sensor port (external module)
  • 1 adjustable 6-12 V output
  • Port for serial communication and power to external device (GPS)y
  • Automotive grade electonics and design


Schematic and PCB are designed on KiCAD v5.1


Licensed under the CERN OHLv1.2 and CC-BY-SA v4 for the Documentation. 2019-2021 Pierros Papadeas.