We live in the age of “smart” homes, where all household fixtures and appliances can be controlled through automation. A time switch can enable this in your home. It is used to regulate an electric ...
iDevices was one of the first companies to announce plans for producing HomeKit-compatible products, focusing primarily on switches and outlets but also branching out a bit with a thermostat. Earlier ...
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 ...
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