Sharon Lee

The movie fills your field of view (that’s why you bought a big TV). Now you want a soundbar to make explosions loud and dialogue … Read more

A perfectly square room is easy to measure: take measurement of its length and width, then multiply them together. Unfortunatley, real rooms aren’t so nice … Read more

Subwoofer placement can be more of a science than a guessing game. Too often people moves the box around, hoping it will sound good, but … Read more

When you go shopping for a motion sensor, you’re hoping that it will turn on the lights whenever you enter a room. So, you plug … Read more

The good news is that Ethernet works by laws of physics, so it’s all about performance as well as connectivity. That means you should take … Read more

Battery life isn’t just about basic math. Smart locks is notorious for dying at bad moments. The power draw are determined by factors like battery … Read more

Many photographers don’t pay attention to a number… But it’s the difference between a good wide shot and a distorted image. You’re shooting a product … Read more

Everyone buys a security camera for its looks/appearance/resolution, then realizes they can’t see the front door in the video. It’s typically less about the lens … Read more

Mount the cameras. Configure the Wi-Fi. Sit down to buy a hard drive. And that’s where the math go wrong. Storage is sold in gigabytes. … Read more

It’s probably no surprise to you that speaker wire is made of copper. But type of copper and its thickness make a difference in how … Read more