But then he realized he didn't like water. His fish, however, do. One problem: The pump for the well that supplies water to his home runs even when the pressure fails to build up, posing the risk of pumping the well dry. To guarantee a steady water supply, Steve designed a control device that shuts down the pump under extreme low pressure.
Other supplies: Solenoid-operated gate valve, 10 ft of 12 gauge wire
Are you a gadget freak? Allied Electronics would like to send you on a shopping spree of up to $500 on its website at www.alliedelec.com. Email Design News (email@example.com) with your proposed project (must incorporate electronic components and involve sensing, motion, timing, and/or networking elements), along with a description of how it works and a parts list. If your project is selected, you'll receive the shopping spree of upt to $500 and will be featured in an upcoming edition of Design News.
Applied Research Associates has delivered several of its Pointman Tactical Robots to the CBP in Tucson, which the agency is using to explore drainage tunnels that run between Nogales, Ariz., and Nogales, Mexico. These tunnels are out of sight from border surveillance and are increasingly being used for illegal activity.