In this Retro Teardown, we will open up the Sega Genesis (also known as the Mega Drive) to see how these were designed.

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Vishay’s take on the 1N4148 data sheet (PDF), describing it as a switching diode.

When looking across the discret

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This is the continuation of a series where I create a PCB in every software suite imaginable. Last week, I took a look at KiCad, made the schematic representation for a component, and made

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If you were a computer enthusiast in the late 1980s or early 1990s, the chances are that one of your objects of desire would have been a Commodore Amiga. These machines based on the 68000 line o

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If your introduction to digital electronics came more years ago than you’d care to mention, the chances are you did so with 5V TTL logic. Above 2V but usually pretty close to 5V is a logic 1, belo

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[Marcelo Maximiano’s] son had a school project. He and a team of students built “The Pyramid’s Secret”–an electronic board game using the Arduino Nano. [Marcelo] helped with the electronics, but th

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A proper battlestation — or more colloquially, computer desk — setup can sometimes use a bit of technical flair to show off your skills. [fightforlife2] has shared their DIY ambilight monito

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An analysis of QS-5100 reflow solder profiles for Tin/Lead solder

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It’s fairly easy and cost-saving to replace the cells on rechargeable battery packs.

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We’ve known a few people over the years that have some secret insight into antennas. To most of us, though, it is somewhat of a black art (which explains all the quasi-science antennas made out o

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