This flashing brake light circuit can be used for motorcycles. When brake-light switch S1 is closed, power is applied to U1 and U2. Two inverters of U2, a 4049 hex inverting buffer, are connected in a ...

Several years ago, we reviewed a prototype LED replacement brake light, custom made for us by Heavycycles. It was the first of its kind — an LED “system” light that completely replaced the original ...

Sometimes you use a Raspberry Pi when you really could have gotten by with an Arudino. Sometimes you use an Arduino when maybe an ATtiny45 would have been better. And sometimes, like [Bill]’s ...

This question comes up frequently: “Should I install one of those kits that converts turn signals to turn on with the brake lights?” In the absence of scientific evidence or studies on how vehicles ...