Solutions for HAM IV rotator by DM2RM

←Single rotator interface

Two wire azimuth potentiometer hardware addon from DM2RM

• 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).
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