How To Make A Tester Circuit

By | September 14, 2023



Have you ever wanted to test out electronic components before using them in a project? Or perhaps you're a beginner in the world of electronics and want to learn how to make a simple tester circuit? Look no further, as we've got you covered with this easy and engaging guide on how to make your very own tester circuit.

First and foremost, let's understand what a tester circuit is and why it's important. A tester circuit is a simple electronic device that helps test the functionality of various components such as resistors, capacitors, and transistors. It's an essential tool for any electronics enthusiast or professional, as it helps ensure that the components being used are working correctly and will not cause any issues in the final project.

Now, let's dive into the steps of making a tester circuit. The first step is to gather all the necessary materials, which include a breadboard, a 9V battery, a 5V voltage regulator, a resistor, an LED, and jumper wires. Once you have all the materials, connect the positive terminal of the battery to the input pin of the voltage regulator and the negative terminal to the ground pin. Next, connect the output pin of the voltage regulator to the positive rail of the breadboard. Then, insert the resistor and LED into the breadboard, with the positive leg of the LED connected to the output pin of the voltage regulator and the negative leg connected to the ground rail. Finally, connect the ground rail of the breadboard to the negative terminal of the battery. And voila, your basic tester circuit is ready to use!

To test a component, simply insert its leads into the breadboard and observe the LED. If the LED lights up, it means that the component is functioning correctly. If it doesn't light up, it indicates a faulty component that needs to be replaced. You can also vary the resistance of the resistor to test different ranges of components.

In conclusion, making a tester circuit is a straightforward and essential skill for anyone interested in electronics. It not only helps ensure the functionality of components but also serves as a great learning tool. So go ahead and try making your own tester circuit, and let us know how it turns out! Happy experimenting!


4 Simple Continuity Tester Circuits Homemade Circuit Projects

4 Simple Continuity Tester Circuits Homemade Circuit Projects


2pcs Heavy Duty Automotive Circuit Tester Premium 6 24v Test Light With Extended Spring Leads Sharp Piercing Probe Voltage Replacement Indicator For Carvehicles Online In Taiwan

2pcs Heavy Duty Automotive Circuit Tester Premium 6 24v Test Light With Extended Spring Leads Sharp Piercing Probe Voltage Replacement Indicator For Carvehicles Online In Taiwan


Servo Tester Circuit

Servo Tester Circuit


Circuit Tester Components Primordial Ooze

Circuit Tester Components Primordial Ooze


3 Ways To Test A Circuit Wikihow

3 Ways To Test A Circuit Wikihow


How To Use Cheap Electrical Testers And Voltage Detectors Diy Family Handyman

How To Use Cheap Electrical Testers And Voltage Detectors Diy Family Handyman


Constant Cur Led Tester Page 3 Robot Room

Constant Cur Led Tester Page 3 Robot Room


Non Contact Ac Voltage Detector Circuit Diagram

Non Contact Ac Voltage Detector Circuit Diagram


How To Build A Continuity Tester Circuit

How To Build A Continuity Tester Circuit


Simple Circuit Tester Probe Pcb Fault Finder Homemade Projects

Simple Circuit Tester Probe Pcb Fault Finder Homemade Projects


Simple Continuity Tester Circuit Diagram Soldering Mind

Simple Continuity Tester Circuit Diagram Soldering Mind


How To Build Continuity Tester Circuit Diagram

How To Build Continuity Tester Circuit Diagram


How To Make A Non Contact Voltage Tester

How To Make A Non Contact Voltage Tester


3 Ways To Test A Circuit Wikihow

3 Ways To Test A Circuit Wikihow


Simple Continuity Testing Circuit Diagram Using 555 Timer Ic

Simple Continuity Testing Circuit Diagram Using 555 Timer Ic


Eee Project How To Make A Simple Servo Motor Tester Circuit Https Ift Tt 2d1v1m7 Facebook

Eee Project How To Make A Simple Servo Motor Tester Circuit Https Ift Tt 2d1v1m7 Facebook


Gem Tester Circuit

Gem Tester Circuit


How To Build Simple Servo Tester Circuit Diagram

How To Build Simple Servo Tester Circuit Diagram


Ir Remote Control Tester Circuit Diagram

Ir Remote Control Tester Circuit Diagram



4.5