Qi (pronounced “chee”) charging is a wireless standard using inductor coils to punt power over a limited distance. We’re taking a look at the Qi Receiver part of the system. Generally used in cell phones I’m examining them this Component Monday for a (very low power) battery charge circuit. I purchased in two different parts…
Category: Electronics
3D Printer Repair – Replacing and Rewiring a Power Supply
Clean power for your 3D printer is a must-have item if you don’t want mystery problems cropping up. In todays segment on 3D printer repair I’m re-wiring this one of my printers and replacing the sketchy no-name power supply with a (better) quality Mean Well unit. There’s no part of a 3D printer that touches…
Glowing with LED LightBulb Filament
LEDs are the lighting of choice for economy and conservation. But they don’t have to look like sets of glowing dots. I have some attractive LED filament elements on my workbench to share with you today. These faux lightbulb filaments are yellow silicone or rubber diffusers over the tiniest bar light you’ve ever seen. When…
SMD Spool Up for a Clean Workbench – DIY Solution
Spooling up loose SMD part tape for surface mount components makes sense. So you’re suffering under the weight of plastic bags filled with tiny parts on paper rolls? Read on for a slick SMD Spool solution for storing them. Suddenly realizing my workbench was too cluttered (in the Phrozen Sonic Mini review) I decided to…
New Bright RC Car Teardown – Even cheaper than it looks
My first step to any electronics mod is to do a teardown and see what I’m working with. New Bright’s RC F150 truck looks like an ideal candidate from the outside. But is it going to make the cut for replacement electronics? And that’s what I was aiming to find out by digging into the…
Data East Karate Champ “My Arcade” Teardown
Data East released Karate Champ, a twin stick fighter, nearly 40 years ago in 1984. Fast forward to 2017 and “My Arcade” releases one of their mini arcades based on it. And I’m tearing it apart. These mini arcade boxes are fairly similar to the Genesis clone I recently took apart. Although they lack a…
Quick Switched LED Light Circuit Using Just 4 Components!
LED light circuits are a fun component to add to any build. I’m adding one to the Sega Genesis clone I recently looked at! In this video I take a look at electronic components I commonly use to make cheap DIY LED lights.