Matrixsynth points out this nice little collection of relatively simple music synthesizer schematics – hmmm, the IR/CV Light Controller looks quite interesting. Building circuits @ home is a great way to learn about electronics. One doesn’t need to know how every component works at first – it’s a lot of fun to learn by ‘doing’. […]
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I love all of the wacky things people are doing with Joule Thief projects. Here, MAKE Flickr Pool member rhonea riffs on the theme. Rhonea’s joule thieves [Thanks, Patti!] Related: A cuddlier joule thief Make a Joule Thief – Weekend Projects Video Podcast The Joule Thief
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From the MAKE Flickr pool Flickr member fdecomite built an LED ring light on perfboard and took some gorgeous macro shots with it! Here’s another design using SMD parts – HOW TO – LED Ring Light for Cameras and Magnifying Glasses Color temperature seems a pretty important variable for this type of project – anyone […]
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In case you’ve been waiting to take peek under the hood of an Eye-Fi wireless memory card – I know it’s tempting to have a look inside all the gadgets and gizmos that help and hinder our daily lives, but this often comes at a cost – the danger of breaking something you’ve paid good […]
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A wireless tactile communication device for the blind using finger braille – Tactile information transfer is a mapping problem. To simulate this mapping, we have developed a glove embedded with accelerometers, magnetometers, and a controller. When the glove operator taps Braille codes using his/her fingers, the controller maps them to ASCII codes. Conversely, when ASCII […]
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Amazing! Check out Kenneth A. Kuhn’s huge collection of vintage HP test equipment – This is a view of my collection of vintage HP oscillators, meters and related equipment from the 1940s and 1950s. This is the first phase of the museum to be mostly completed. There is still more HP equipment than what you […]
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For electronics projects simple and small, consider using an old 9V battery case It provides a built in snap, easily connecting it to a new battery for power. When using a battery as a case, keep in mind that: – the inside of the battery should be insulated (with blue masking take in my case) […]
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