Opto 22's LED Dimmer Connects to Serial Networks
Product News 1/29/2013 7 comments A new dimmer recently introduced by Opto 22 uses pulse width modulation (PWM) technology to control brightness from 0-100 percent for 9-30 to control VDC constant voltage LED lighting assemblies such as lamps, bulbs, strips, ropes, and bars.
NHTSA Wants Hybrids, EVs to Be Noisier
News 1/16/2013 60 comments In an effort to make streets safer for pedestrians, the National Highway Traffic Administration has proposed a rule that could require engineers to add more sound to hybrids and electric vehicles.
Plastic Makes a Better Light Bulb
News 1/8/2013 35 comments Wake Forest University scientists have devised a shatterproof, white light, flicker-free lighting device based on field-induced polymer electroluminescent (FIPEL) technology.
The word “smart” is becoming the dumbest word around. It has been applied to almost every device and system in our homes. In addition to smartphones and smart meters, we now hear about smart clothing and smart shoes, smart lights, smart homes, smart buildings, and every trendy city today has its smart city project. Just because it has a computer inside and is connected to the Web, does not mean it is smart.
Are you being paid enough? Do you want a better job? According to a recent survey Manpower released just before Engineers Week, employers and engineers don't see eye-to-eye about the state of US engineers' skills and experience.
Two issues have been the bane of the plastics industry for as long as one can remember: The ban on plastic grocery bags and whether the use of bisphenol A (BPA) in plastics such as polycarbonate and PVC is harmful to humans.
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.