Make your own transistor tester

Electronics
Thread starter John1397
Start date Oct 11, 2018
Tags

Transistor

In summary, a transistor tester is a device used to test and identify the characteristics of transistors. It works by applying a small voltage to the terminals of the transistor and comparing the resulting current flow to a database of known values. To make one, you will need a microcontroller, voltage regulator, display, buttons, and other basic electronic components. It is possible to build a transistor tester yourself with experience in electronics and programming, and doing so allows for customization and cost savings. It can also be a fun and educational experience for electronics enthusiasts.

Oct 11, 2018

John1397

This tester has been in use for 28 years no problem yet. Made out of left overs.

Physics news on Phys.org

Oct 11, 2018

berkeman

Mentor

Cool, do you have the schematic?

Oct 11, 2018

John1397

Oct 12, 2018

YoungPhysicist

Insights Author

Really useful when you have a couple thousand transistors with unclear operation status

1. What is a transistor tester?

A transistor tester is a device used to test and identify the characteristics of transistors, such as the type, polarity, and gain. It is an essential tool for troubleshooting and repairing electronic circuits.

2. How does a transistor tester work?

A transistor tester works by applying a small voltage to the terminals of the transistor and measuring the resulting current flow. It then compares the measured values to a database of known values to determine the type and polarity of the transistor.

3. What components are needed to make a transistor tester?

To make a transistor tester, you will need a microcontroller, a voltage regulator, a display, buttons, resistors, capacitors, and a few other basic electronic components. You will also need a breadboard or PCB to assemble the circuit.

4. Can I build a transistor tester myself?

Yes, you can build a transistor tester yourself if you have experience in electronics and programming. There are many DIY tutorials and kits available online that provide step-by-step instructions for building a transistor tester.

5. What are the benefits of making your own transistor tester?

The main benefit of making your own transistor tester is that it allows you to customize the design and features according to your specific needs. It also allows you to save money compared to buying a commercial transistor tester. Additionally, building your own tester can be a fun and educational experience for electronics enthusiasts.