Consumers need a cool and comfortable home, especially in the hot months of summer. When your air conditioner (AC) begins to make a louder noise than you may prefer, however, it can feel like a choice ...

One of the top contenders for “Most Underappreciated PC Component†definitely has to be the sound card. When it comes to spending money on upgrading our rigs, pristine sound quality typically takes ...

Explanation of how a diode divider can tame powerline noise on a zero-crossing detector's input circuit, improving ZCD sensitivity. To properly control ac sources using solid-state devices, you need a ...