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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 ...

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 ...

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

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

I spotted this interesting little G8 style LED light in the clearance bin at a local hardware store and it got me curious. Of course ...

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

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

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 ...

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 ...

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

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

mechanic #diy #car Keeping your transmission temperature low can help improve performance an increase durability. This is part ...

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

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

February 24, 2025 -- In this episode of Chalk Talk, Sarah Alqaysi from Siemens and Amelia Dalton investigate the Siemens ...

Playlist (with all related videos): https://www.youtube.com/playlist?list=PLhy2nHJciTED7xA_u5OyUj7oDEFf3BuZY This tutorial is ...

Let's have a look at optical cabling. Download PowerPoint: https://itfreetraining.com/handouts/ap11/4c50.pptx Optical Cabling ...

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

patchouli dot readthedocs dot io/en/latest/ discord dot gg/EGKbpjMyaB.

In this video, I explain how messages are transmitted over electromagnetic waves by altering their properties—a process known ...

Old power supplies sometimes go boom! In April 2021, YouTuber CuriousMarc made a horror film about a power supply that fried ...

This is the meter that I received in mailbag 61 - a meter that my patreon supporters suggested that I take a look at. Yes, it's another ...

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

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