This one uses LEDs as the light sensor and mosfets to drive the output to rotate on a single axis. He even reduced the duty cycle on the fets so no heatsink is needed. Mounting in a peanut butter ...

The best outdoor motion sensor lights enhance the security of your property by deterring intruders and offer you automatic ...

Or you can go back to basics and build this reflective RGB sensor from an LED and a photocell. The principle behind [TechMartian]’s approach is simplicity itself: shine different colored lights ...

Amazon is today introducing its latest Fire TV Omni TV series, and it’s the first to feature Mini LED backlighting for ...

Officials believe the sensor's failure caused a booster rocket from the first stage to malfunction and hit a fuel tank, which led to the loss of stabilisation and the emergency landing.