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Content tagged with Gadget Freak posted in June 2012
Gadget Freak Case #218: Finally – A Decent Space Heater Thermostat
Gadget Freak 
6/29/2012  3 comments
Andrew Morris designed an electronic thermostat that senses actual room temperature. He tested and tweaked the design to get the proper control range and hysteresis.
Gadget Freak Case #217: Finding the Sun With a Microcontroller
Gadget Freak 
6/22/2012  Post a comment
Jerald Cogswell has created a gadget that finds the sun for solar applications.
Gadget Freak Case #216: Wirelessly Charged Indestructible LED Lantern
Gadget Freak 
6/11/2012  Post a comment
John Duffy created an indestructible LED lantern that can be recharged without opening its hard PVC shell.
Gadget Freak Case #215: Automating the Doggie Door
Gadget Freak 
6/5/2012  1 comment
Les Kelly’s remote opens or closes a pet flap, whether on a crate or a door, and can work through walls. A timer can be attached to let your pet out at a regular time of the day.




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A Frost & Sullivan study finds that increased cyber attacks are prompting a flurry of innovative protection tools.
Devices and interconnected systems are finding a foothold not only in our homes but in mainstream organizations. Here are three tips to mitigate the risk.
What makes this movie stand out from the typical high school sports story is that the teenagers are undocumented immigrants, and the big game is a NASA-sponsored marine robotics competition. Like many other Hollywood movies, however, Spare Parts only tells part of the story. What the film shows -- and doesn’t show -- raises important issues affecting STEM education in the US.
Instead of sifting through huge amounts of technical data looking for answers to assembly problems, engineers can now benefit from 3M's new initiative -- 3M Assembly Solutions. The company has organized its wealth of adhesive and tape solutions into six typical application areas, making it easier to find the best products to solve their real-world assembly and bonding problems.
Load dump occurs when a discharged battery is disconnected while the alternator is generating current and other loads remain on the alternator circuit. If left alone, the electrical spikes and transients will be transmitted along the power line, leading to malfunctions in individual electronics/sensors or permanent damage to the vehicle’s electronic system. Bottom line: An uncontrolled load dump threatens the overall safety and reliability of the vehicle.
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