Gadget Freak Case #203: Smart Recycle Can
Gadget Freak 1/17/2012 19 comments This recycler determines the type of material being entered, by scanning it in or entering it via a touchscreen; and an RC servomotor opens the trash flap, dropping the material in the can.
Gadget Freak Case #201: Plug & Play Sprout Board
Gadget Freak 12/22/2011 24 comments Jared Bouck found that off-the-shelf monitor systems were lacking the features he needed and were cost-prohibitive, so he created the sprout board, which is 100 percent open-source and totally customizable to the needs of implementations.
Gadget Freak Case #198: Build a Remote Fan Control
Gadget Freak 11/9/2011 11 comments Andy Morris has devised a propeller fan remote control that doesn’t require line-of-sight, which makes it easier to use in the dark. The gadget comes with off/on, three fan speeds, and multicolored LEDs to indicate the fan’s speed.
Gadget Freak Case #197: Controlling Solar Water Flow
Gadget Freak 10/25/2011 19 comments To make his solar water heater more efficient, Paul Westaway put together a differential controller that turns on the pump when the temperature of the solar panel or woodstove coils is higher than the temperature in the storage tanks and turns off when the temperature is lower.
These are the toys that inspired budding engineers to try out sublime designs, create miniature structures, and experiment with bizarre contraptions using sets that could be torn down and reconstructed over and over.
PowerStream is deploying the microgrid at its headquarters to demonstrate how people can generate and distribute their own energy and make their homes and businesses more sustainable through renewables.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.