15v Dc Power Supply Circuit Diagram

My first variable power supply using lm317 Supply circuit lm317 power variable dc 30v 1a regulator using diagram 2v first voltage adjustable output 3a eleccircuit low simple

My first variable power supply using LM317 - Elec Circuit

My first variable power supply using LM317 - Elec Circuit

My first variable power supply using LM317 - Elec Circuit

My first variable power supply using LM317 - Elec Circuit