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[<--Single rotator interface|Rotator module version 3.3] Two wire azimuth potentiometer hardware addon from [DM2RM|https://blog.dxham.de] [https://remoteqth.com/img/wiki-rot-2wire-dm2rm-2.jpg|noborder] * '''R1''' = your Azimuth potentiometer * '''Vaz''' = about 3,75V (input 5V - loss on controller) * '''R2 = R1/(Vaz/1,25-1)''' * Accurate measurement can be achieved by reducing voltage AREF input to the maximum value of the azimuth potentiometer (Vaz). * LM317 rezistor [online calculator|https://www.google.cz/search?q=lm317+online+calculator]