Harmony's awesome remote controls come with one big limitation: how many devices they can command. That limit is arbitrary. Here's how to circumvent it. David leads the editorial team at CNET. We ...

One problem with ham radio these days is that most hams live where you can’t put a big old antenna up due to city laws and homeowner covenants. If you’re just working local stations on VHF or UHF, ...

Infrared, IR, Communications technology is used to link consumer equipment such as a remote control with a television since the late 1970’s. Over the years manufacturers have developed a multitude of ...