02:23

5v to 1.5v Converter For Wall Clock | 3.7V to 1.5V Converter for Wall Clock

02:11

How to Make Automatic Emergency Light Circuit |Science project

02:02

How To Make Lithium Battery Charger | 3.7v , 4.2v Lithium Battery Charger

01:14

If people Know This | No Polarity issue | Bridge Rectifier

02:14

VERY USEFUL BC547 TRANSISTOR PROJECT, You've Never Seen It Before

02:02

Can you believe the circuit will work | How to Connect 3vLed light to 220v Ac

02:04

7805 Voltage Regulator Circuit |12v to 9v 8v 7v 6v 5v converter |7805 IC

01:23

Push button On Off Switch Circuit - NE555 IC circuit

01:52

AC to DC Battery Charger Circuit Kaise Banaye || How To make battery Changer Circuit 4v - Useful

01:53

How To Make 220v Ac to 12v Dc Circuit Using Diode bridge IC

01:54

How to Charge a power bank the proper way | Power bank Using 5v Lead Acid battery

01:29

220v tο 12v 2a without Transformer | Transformer less supply | Ac to Dc

02:20

How to make short circuit | Amazing Idea short circuit Tool

01:54

DIY Short Circuit | Overcurrent Protection | 1V to 20V Short Circuit Protection

01:47

12v to 1.5v dc converter- DIY only in Rs2

02:19

2 simple ways 12V to 5V / Reduce Voltage with Resistor / 6v-30v to 5v 0.5 A

01:50

Why this Device should be in every home, Without Multimeter every Components Testing, 100% Helpful

02:14

Fixing Headphones 🖌 || A Detailed Guide

02:37

Door Bell Repairing | How to repair door bell | Door bell kaise repair karen | AD&KING

02:07

You Haven't Seen Before / How to Use an Optocoupler INSTEAD OF LDR / Great idea

02:08

how to make powerful battery from capacitor trick #diyprojects #capacitorpower #batterycapacity

02:29

Turning 12v into 1.5v with ONE simple trick! | 12V to 1.5V Conversion circuit

01:38

Digital Volt-Amp panel meter installation! accuracy, 08-30v range and more

02:46

Clever Fix Soldering Iron | Soldering Iron Tip Not Melting Solder | Soldering Iron Repair At Home

03:02

Perfect Device for All !! Without Multimeter, all Components Testing AD&KING

01:30

9v to 3v Converter | How to make 9v to 3v Converter | Compare

02:05

12v to 35v converter | 12v to 35v converter high amp | How to make 12v to 24v converter

03:19

Home Made LED and Diode Tester Auto Voltage / led tester / Simple and Useful...

04:33

mosquito killer kaise banaya mosquito killer machine kaisa banaen |how to make mosquito killer

02:49

How to Test Triac BT137 BT134 using Digital Multimeter in English

02:03

Crt Tv Colour Problems,tv colour,tv repair,crt tv repair

02:54

How to Repair Heating pad not power supply | blast circuit

02:13

Make a Audio Amplifier Using A BC547 Transisitor, mini Amplifire

02:06

How to connect 7 segment LED Display with source of 5v, 12v and Multimeter

07:12

toys Racing Car Repair, One Common Problem Racing Car toys, With RC Remote

02:03

How to make voltage tester using bc547 | wireless current tester

07:16

What is inside a 43 Years Old video Cassette Recorder ( VCR ) | Inside a working VCR Player

02:15

How to Led Bulb Beep Sound Problems | Solution

02:01

कोई भी led Bulb Repair करे चुटकियो में || 100% Guarantee || led bulb protection

03:01

voltage regulator circuit diagram | Amazing Invention, voltage controller #dry #led

02:54

LED light tester DIY, Simple LED tester and LED voltage tester #howto #ledtester

02:17

Apple charger repair | Apple ka 20W USB-C Power adapter kesy kholain

01:53

How TO Make LED Driver Circuit Using / 3W 6W 9W 12W 24W LED

01:10

How to make touch sensor with Bc547 transistor, touch switch

03:02

How to make blink light at home without IC #diy #electronic #emergency #cops

03:01

How To Make Bc547 Transistor Simple Project #dry

02:02

Simple 12v Touch Switch, Project IRFZ44N MOSFET, Mind-Blowing mosfet #irfz44n #dry

02:38

How to convert 220v to 3v Led light, Using diode and resister. directly with 220v AC

03:01

How to make simple oscillator, flashing, Strobe Light, Without IC & Transistor Using #emergency #diy

03:22

AC regulator circuit , AC voltage adjustable controller | Dimmer circuit

02:01

12V DC to 220V AC Converter 30W Inverter - Finel School Project

03:01

Smallest Amplifier With Very Loud And Clear Sound,Homemade Powerful loud Amplifier

02:29

All In One Multi LED Light Tester Circuit | Very Useful || 0v -25v

01:01

Invisible Magic light For Secret Messages || Magic UV Light

02:01

How to make Mini Flasher, diy led light bc547 transistor flasher

02:54

How to Test tv led backlight without multimeter Hindi

03:22

AC 250V 110V 220V 2CH Receiver and RF Remote Controls || Fan, LED TV, LED Bulbs

02:51

Convert 220v power to 12v dc driver without converter || 3v-6v-9v-12v-24v-48v-98v-120v

01:18

RONIN R-8500 sound Junction Wireless Speakers | Speaker Unboxing

04:22

Unveiling the Secrets of Wireless Power Transfer Systems