The original circuit has many overloaded parts and cannot produce 30VDC at 3A. It is also missing the calibration trimpots that are used in the improved version that can be set to exact maximums of 30.0V and 3.0A.
So Finally which version of schematic is correct / flawless to build the PSU ?
0-30 Vdc Stabilized Power Supply
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So Finally which version of schematic is correct / flawless to build the PSU ?