It’s a smarter, more personalized version of basic automatic climate control systems that let you set a single temperature for the whole cabin. Related: Crank It or Leave It? We Tested Auto ...

The incandescent bulb is used in the negative feedback path as an automatic gain control; the tungsten filament’s initial low resistance makes for high gain to kick off oscillation, after which ...

automatic lighting. Smart lighting is one of the most popular use cases in the smart home, but it can be fiddly to set up and frustrating to control. With this new capability, Amazon is looking to ...