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 ...

30 May 2007 MASHHAD -- Iranian technicians have managed to produce the Piezo electronic speedometer sensor. Akbar Amini, the manager heading the research team, said the sensor will be used to estimate ...

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 ...