I would like to build a Panel mount Tachometer for my auto garage.Once the engine come from the service station i wanted to check th e rpm of the same.instead of using readymade handheld tachos ,i would like to build my own digital panel mount one.Sensor unit should be seperate and display unit should be seperate.
Would any have the idea to do this.if so pls help me in this regard.
Would any have the idea to do this.if so pls help me in this regard.