Tim writes in: What are the reasons we see light bulbs made up of lots of small LED’s instead of one large LED? As Collin showed us in his excellent video about the subject, LEDs pass electricity through “dies,” or little chips cut from a larger wafer of semiconductor; there is just a small active […]
Our pals at Adafruit have released kits for their most awesome Tweet-a-Watt, a kit that turns a lonely Kill-a-Watt power meter into a Twittering energy-usage reporter. Now you can tweet your ravenous power hunger to the entire world! The Tweet-a-Watt Starter Kit, with everything you need to create one outlet monitor (minus the Kill-a-Watt unit), […]
Phil sent me a link to this cool project that uses a Wii Nunchuck to control an Open Heart kit. Check out the link for a lot more information about the build, including the source code. You can purchase the Open Heart kit in the Maker Shed.Thanks Phil! Recently I ordered the kit for an […]
In case you were unaware, there’s a sale going on in the Maker Shed, with 15% off all craft kits and CRAFT T-shirts for only $7. When ordering kits, use the code UCRAFTER to get the discount. The sale ends on March 31st, so get while the gettin’s good! The Maker Shed
[pic of David Brooks’ photometer kit] In following up on his discussion, on the last episode on Make: Talk, of building Sun Photometers and measuring total column water vapor, Forrest Mims sent me the following info: The instrument that measures total column water vapor is a sun photometer with LEDs that detect at 940 nm […]
From the MAKE Flickr pool Matt the Modulator shares some key solder points on the SX-150 analog synth PCB, allowing for – envelope triggering frequency to voltage output self oscillating filter LFO to filter cuttoff To see the specific points in question, check out the photo’s notes on Flickr. He also points out that the […]
We’re excited about our Make: MINImarketplace section, which premiered in MAKE, Volume 17. Got something cool you want to sell, have a service to offer fellow readers, looking for some precious widget that only another maker might have stashed away in the garage? The Make: MINImarketplace offers a place for you to reach the maker […]
