The potential power savings of expensive LED traffic lights may be worth it

Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's actually a good idea.
EDN

Cree’s LMR4 LED light module: What’s inside, and how TrueWhite works

Cree sent me an evaluation kit for its LMR4 LED light module. Teardown time! The past two teardowns, the LED tube light and the EcoSmart bulb, were replacement lights for existing fluorescent or ...
CBS News

LED Traffic Lights: Unintended Consequences Of Energy Savings

DENVER (CBS4) - Janet Lane strains to bend and unload dishes from her dishwasher following a traffic accident in March that she blames on a traffic light near her home. The same type of light emitting ...
Popular Mechanics

The Huge Advantages (and One Problem) of LED Traffic Lights

When cities started replacing the old, incandescent bulbs of traffic lights with new LED arrays, it came with all kinds of wonderful upsides. LED arrays last much, much longer than bulbs, which need ...
Yahoo

The Potential Power Savings Of Expensive LED Traffic Lights May Be Worth It

Add Yahoo as a preferred source to see more of our stories on Google. Traffic light with red light and green arrow for free right turn - Blue Traffic Light/Shutterstock LED signal lights generally ...