After swapping the engine out in his scooter, [James Stanley] made an unfortunate discovery. The speedometer was digitally controlled, and while the original engine had a sensor which would generate ...

I use bicycle speedometers on my five old Harley Sportsters. They’re smaller, lighter, and far more accurate than a mechanical speedometer. I tried several brands over the years, but have found an ...

How many times have you found yourself suddenly confronted by a speed limit sign, then in a panic you look at the bouncing speedometer pointer and immediately start doing math in your head. "Let's see ...