Friday, November 18, 2016

How to make 1.5v to 12 v battery eliminator

It is tutorial to make versatile power supply or battery eliminator

you can use any voltage between 1.25 to 12 v by adjust controller

parts list  -

12 - 0 - 12 transformer

2x 1N4007 diode

2200mfd /25 v condencer

Ic LM317

240 ohm resistor

10 k variable resistor ( volume control)

10 mfd /25v condencer

vero board


ac main cord


make a 12v dc power supply and joint it with a voltage regulator circuit

12 v power supply circuit diagram

this is making video

1 comment:

  1. Where is the complete kit available and at what price in INR