12v led

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New electronics reference sheet

New electronics reference sheet. Karl writes – Our microprocessor reference sheet has been a great success and a valuable resource for many DIY hackers out there. We are proud to introduce an…


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220v to 12v without transformer

Hello friends, today in this video I have shown how to make a 220v to 12v converter circuit. Please note, this circuit is not isolated from mains so don’t to...

Make automatic ON OFF room emergency Led light, diy idea

How to make automatic ON OFF room emergency Led light, diy idea. Today i will show you how to make automatic on off room emergency led light use pnp transist...

Outlook – free personal email and calendar from Microsoft

Get free Outlook email and calendar, plus Office Online apps like Word, Excel and PowerPoint. Sign in to access your Outlook, Hotmail or Live email account.

How to make optocoupler tester

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

convert 220v to 12v Dc power supply use 225j capasitor | connect 12v led to 220v without transformer

this video I will to show you how to make 220v Ac to 12v Dc power supply using 225j 400v capacitor used to make very simple and this circuit without any tran...

Zener Tester

Zener Tester: Hello,We will create an electronic device to test the zener diode voltage.First , Theoretically we will learn how the Zener diode work?Let's get started

Simple Door Alarm Circuit | Make Very Easy

Hi Friends,Today In This Video Have Shown Simple Door Alarm Circuit | Make Very Easy parts buzzer old dc fan 9v battery If You Have Enjoyed This Video Then P...