A London taxi driver has invented a special indicator system for cyclists in a bid to cut the number of accidents on the road. The revolutionary system, called Signum, mimics car indicators using LED ...

The circuit was developed to create a voltmeter that will be used to test car batteries while showing an indication using LEDs. Voltmeter – a device or an instrument used for measuring the electrical ...

It turns out there's a precise science to indicator timing in cars. Here's our deep dive to find out whether or not they all blink at the same speed. Do all car indicators blink at the same rate?

Skoda continues to tease its facelifted Superb, with only a few days remaining until the model’s debut in Bratislava on May 23. This latest teaser focuses on the refreshed Superb’s lighting system, ...

This LED DC voltage indicator circuit is a voltmeter, rather than simply a battery tester. As such it may measure voltages as low as 3V. It utilizes venerable LM741 operational amplifiers applied as ...