How To Make 1V to 30V LED Tester | DIY Universal LED Tester Circuit | Explained in Urdu

Описание: In this video, I will show you how to make a 1V to 30V LED Tester at home using simple and easily available electronic components. This adjustable LED tester circuit is perfect for testing all types of LEDs including 1V, 3V, 5V, 12V, high-power LEDs, and LED strips up to 30V.

This project is very useful for electronics beginners, repair technicians, and hobbyists who want a reliable and LED testing tool.

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✅ Test single LEDs
✅ Test high voltage LEDs
✅ Adjustable voltage output (1V–30V)
✅ Easy and low-cost circuit
✅ Step-by-step explanation

In this tutorial, I explain:

Complete circuit diagram
Required components list
Working principle
Testing demonstration

1V to 30V LED Tester
LED Tester Circuit
DIY LED Tester
How to Make LED Tester
Adjustable LED Tester
LED Testing Circuit
Variable Voltage LED Tester
LED Checker Circuit
Homemade LED Tester
DC LED Tester

1V to 30V Power Supply
Adjustable Voltage Circuit
LED Voltage Test
High Power LED Tester
SMD LED Tester
Multicolor LED Testing
Electronics DIY Project
Simple Electronics Projects
Beginner Electronics Project
LED Repair Tool

How to make 1V to 30V LED tester at home
DIY adjustable LED tester circuit
1V to 30V LED testing power supply
How to test high voltage LED
LED tester without transformer
Simple LED tester for beginners
Variable DC LED tester circuit

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