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Several people (including me) were curious about that cheap inverter from the latest mailbag, so time to dive in and see what its ...

I've got a nice easy kit to play with today. But it's interesting to see how it does what it does. MISTAKE WARNING: the device at the ...

Watch this awesome smd soldering practice project featuring both SMD and through-hole components with LDR (Light ...

In this tutorial, I'll show you the basic soldering techniques, explain the process, and help you avoid common mistakes. First, I'll ...

Watch, learn, and subscribe to Haseeb Electronics for more repair tips, SMD identification, and electronics tutorials.

An interesting electronic key / employee tracking device. Turns out, it's not too exciting inside, but you never know these things ...

Learn the difference between Class A, Class B, Class AB, and Class D audio amplifiers in this short video. See how each amplifier ...

Back in mailbag#80, I received a gift of this T-12 style soldering iron. Now that I've got my hands on some tips for it, I thought I'd ...

Semiconductors are in everything from your cell phone to rockets. But what exactly are they, and what makes them so special?

I sat down to sort out the assortment of zener diodes from a mailbag a while back, and this is the result. Sadly, the result is a bit ...

A whistle-stop tour of how computers work, from how silicon is used to make computer chips, perform arithmetic to how programs ...

New version available at: http://www.youtube.com/watch?v=f5fwdGFBrwU Table of content: 00:05 Introduction 00:32 Jacks / test ...

This tutorial deals with the very basics of transistor amplifiers. Starting with different types of transistors, the video focuses on the ...

Recently, I acquired a cassette tape player from my brother. But it kinda sucked. Here's how I made it better! Doctors hate him!

a teardown of a Samsung SER-6500 electronic cash register comments are welcome on original post: ...

In this video tutorial series, young students learn about electronics by making hands-on projects. In this video, we will learn about ...

In this video, we will look at the different Arduino boards available on the Arduino web store. Chapters: 0:00 Intro 0:31 Most ...

This Tutorial describes two basic implementations of analog to digital converters, the flash converter and the successive ...

No-nonsense breakdown of the original ESP32, ESP32-S3, ESP32-C3 and ESP32-C6, ESP32-H2, and upcoming P-series chips!

How do you analyze a circuit with resistors in series and parallel configurations? With the Break It Down-Build It Up Method!