Author: mqzkf

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PUT PLASMA TO work WITH THIS basic TOOLKIT

fair warning: [Justin Atkin]’s video on how to make plasma, fusors, and magnetrons is a bit long. but it’s worth viewing because he’s laying a foundation for a series of experiments with plasma, which looks like it will be a lot of fun. After a good primer on the physics of plasma, [Justin] goes into some […]

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Digital Electronics

TESLA COIL built FROM trash

Greg Miller prides himself on his dumpster-diving ability. To motivate others to take up the terrestrial sport he developed this Tesla coil built completely from trash (Coral cache link). The power supply is from a neon indication he discovered behind a frat house. The capacitor bank is built from high voltage caps discovered in televisions. […]

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Digital Electronics

WAKE as much as FRESH COFFEE!

Be cautious what you state when you are shown a industrial product that you believe you might make yourself, you may discover yourself having to make great on your promise. When he was shown a crowdfunded alarm clock coffee maker, [Fabien-Chouteau] said “just provide me an espresso maker as well as I can do the same”. […]

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Digital Electronics

DESIGNING products WITH INJECTION MOLDING IN MIND

3D printing is a technique we’ve all been using for ages at home, or via Shapeways, but if you are designing a product, 3D printing will only get you so far. It’s crude, slow, expensive, and has lots of limitations. While it’s great for the prototyping stage, ultimately products manufactured in volume will be manufactured […]

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HACKADAY links

The firmware link for the Linksys PAP2 unlocking was dead when the link increased yesterday. [ian] discovered one more site with the directions as well as firmware. It mentions that Staples has the PAP2 for $50 as well as a $50 rebate that doesn’t need a Vonage subscription. They’re are out of stock online; tomorrow […]

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REPLICATING A VICTORIAN era CONSOLE

[Dt99jay] lives in a historic Victorian-era district in the UK.  Most homes in the area have ornate exterior window dressings with stone consoles holding up heavy stone hood molding. The window hood molding turned out to be wood — many likely the result of damage repaired after the blitzkrieg bombings of WWII. The 1940’s era work is […]

mqzkf 
Digital Electronics

REFLOW SOLDERING IMPROVED WITH CARBON DIOXIDE

This is exactly what it looks like. [Oleg] calls it soldering in inert atmosphere, but it’s just a toaster oven reflow hack dropped into a container full of carbon dioxide. Why go to this trouble? It’s all about solder wetting. This is the ability of the molten solder paste to flow into all of the tinned areas […]

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3W HANDHELD LASER increases hope FOR A genuine LIGHTSABER SOMEDAY

That banner picture may seem a bit bit theatric, however it’s a great representation of what this 3W handheld laser can truly do. turn the thing on in a somewhat smoky space as well as it looks precisely like a thin beam Lightsaber. What type of techniques would you expect this thing to perform? maybe […]

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Digital Electronics

“HELLO BARBIE” UNDER THE knife

In February, Google and Mattel introduced their hi Barbie Internet-connected toy. This Barbie has an internal microphone, a WiFi connection to Google’s voice recognition services, and a speaker to carry on a “conversation” with the targeted child. Like the folks at Somerset Recon, we’d say that this is an Internet of things (IoT) device that’s […]

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