DC to DC Adjustable Power Supply Using LM317

Part List : R1  ...  R2 220E C1 3300µF – Capacitor Electrolytic C2, C5 100nF – Capacitor Ceramic C3 10µF – Capacitor Electrolytic C6 100µF – Capacitor Electrolytic B1 KBL406 (600V/4A) or Diode 4X1N4007 D1 1N4007 – Diode IC1 LM317T LED1 Led 5mm P