Withclosed loop speed control, the fan controller ensures that the fan isrunning at the desired speed by measuring the actual speed and adjustingthe duty cycle accordingly. Here the host specifies the ...

The bathroom exhaust fan might be the least glamorous item in your home. It’s small, it’s noisy and most days you probably ...

The bathroom exhaust fan might be the least glamorous item in your home. It's small, it's noisy and most days you probably flip it on without a second thought. But this modest little device plays a ...