Creating a low budget composting toilet For a number of years, we have used a composting toilet (often called a Joe Jenkins Sawdust Toilet) when our water / sewer solution would not support a flush toilet. up to 40% of our water usage is used to turn fertilizer into sewage, by mixing it with drinking water. Then we go out and buy chemical...By: sspence Continue Reading » DIY Energy Projects – Solar generators, wind power…
Youritronics: DIY, Electronics, IT and Gadgets As promised in my latest post I purchased the 5x5cm pcb prototype option from both Seeed and ITead in an attempt to compare the two services regarding PCB quality, e-test, shipping/processing times. As Ian from DP suggested in a comment the only difference I should expect to see is shipping/processing time. I’m more interested in finding scratch marks on the pads that would suggest they are using a flying probe machine for the e-test(this is related to my older post regarding ITead studio false 100% e-test). I submitted both of my orders approximately at 12:00 AM June 13th 2012(GMT+1). The design I sent is the one pictured above and it is a USB micro to USB-A bridge. I plan to use it for measuring current draw from USB port.
Forrest Bourke, Saarth Mehrotra, Michael Searing and Elliott Wyse from Olin College of Engineering built an interesting project called The Confectionary Cannon, it is a Face Tracking Marshmallow Shooting Gun! It uses air pressure which is released by a sprinkler valve to launch marshmallows to their victim using face tracking to get it done. Via: OhGizmo and Hack a Day ”After sketching out a few initial designs, we designed the entire system in Solidworks. Most of the parts are acrylic, which we chose primarily for its cost and ease of laser-cutting.
5 Secret Codes You Need to Know About Costco's Prices to Get Even Better Deals 12:01 AM — It's no surprise that Costco has great deals, and that's why millions pay annual fees for the privilege to shop in their wholesale outlets. Just take their hotdog and soda combo for $1.50—it's the same price now as it was 27 years ago. The best thing about Costco is that you don't even have to pay for a membership to get some of their deals. The famous hotdog combo can ...more