simple diy solar tracker system schematic. solar tracking components. Advertisement. T1, T3 = BD239, BD139; T2, T4 = BD240, BD140; A1, A2 = 1/2 of LM324; Diodes = 1N4001; ... circuit diagrams and ...

Schematic of the Arduino Solar Tracker Circuit As you can see in the schematic all that you need to make the electrical part is the board, one servo, 2 LDRs and 2 x 10K resistors. Usually the servo ...