This Arduino based little digital tachometer was originally created for counting the speed of turntables and fidget spinners. There is another application to consider – a rear wheel tachometer for ...

Dear Car Talk: I have a new 2017 Honda Ridgeline. The speedometer is digital; it shows numbers only. It has no dial. However, it still has an analog tachometer. The transmission is an automatic ...

Honda H’ness CB350’s instrument cluster is a semi-digital unit. There’s a big dial that contains an analogue speedometer and a small digital display that shows info like fuel level, gear position ...

Not only do tachometers look tough hanging from the dash, they also provide a needed service: monitoring the rpm. Keeping track of the Rs on your truck may not seem like a big deal unless you're a ...

This digital DIY tachometer for bikes uses two reed switches to get the speed information of the bicycle. The reed switches are installed near the rim of the wheel where permanent magnets pass by. The ...

There are plenty of watches out there more or less inspired by cars, but someone on Kickstarter claims they designed a model like no other. Called Rallynetics, the affordable timepiece is specifically ...