This simple STM setup utilises a piezoelectric actuator constructed by deliberately cutting a piezo speaker into four quadrants. With individual drive wires attached to the four quadrants.

Motherson Sumi Wiring India Ltd., incorporated in the year 2020, is a Small Cap company (having a market cap of Rs 22,459.23 Crore) operating in Auto Ancillaries sector. Motherson Sumi Wiring India ...

But jump starters are there for the worst of times. When you need to drive your car, but the battery has drained flat, a jump starter can be a lifesaver. And if your battery hasn’t degraded enough, a ...