Electronics projects: Voltage Regulator Circuit

This post is written about voltage regulator circuit. By the circuit we can adjust any voltage between 1V to 9V. In the circuit the voltage is adjusted by a regulator IC LM-317T. Pin-1 of the IC is input, Pin-2 is the adjust pin, Pin-3 is the output

Circuit Diagram

Requirements

Diode -1N4001x4,

IC1-LM317T,

capacitor:C1-2200 mfd/25V,C2-0.22 mfd/160V,C3-10 mfd/40V,C4-10 mfd/40V,      

switch:S1-1 pole 6 way Switch.

Transformer-12 V, 1A Sec.