This is a flashing led lights circuit powered from a 12V DC power supply that uses the well known 555 IC. Flashing lights have many and varied applications in life. They are used as warning lights on ...
GREEN CREEK - A dangerous intersection that one resident has campaigned to make safer will receive a makeover in an attempt to reduce the number of crashes. The intersection of Ohio 101 and Sandusky ...
The city of Boulder is considering a number of ways to improve the safety of pedestrian crosswalks. Here’s a look at some of the options being studied. Install “visors” over LED flashing lights at ...