This is a brilliantly simple smart lighting solution. But it’s also simplistic, lacking the advanced features that smart-home enthusiasts will want. There are ...

When you want to make your lights smarter without changing the bulbs, you’re likely looking at upgrading to a smart light switch. One of the more vital functions of a smart switch is its ability to ...

At a glance Expert's Rating Pros ・Matter certified ・Relatively clean room-facing design ・Quick onboarding and easy management ...

Most switch-mode power supplies rely on a PWM (pulse-width-modulated) output that is controlled via voltage feedback. A 555-timer IC can inexpensively perform PWM. The circuit in Figure 1 shows how to ...