Remote control of the SDR receivers with SDRNode can also require to switch from one antenna to another, to control an external antenna rotator, to check solar panel voltage etc.
This can easily be done with an Arduino but then comes the issue to connect the external hardware to the SDRNode program.
(image from https://www.arduino.cc/en/Tutorial/Button )
We are experimenting some free “external accessories” features and would like to know if you would like to use it or not. Please take a few seconds to guide us :