Here are two simple Junk Box but extremely useful circuits. They are designed to amplify those flimsy 2.4 GHz Pinhole cameras with such annoyingly low power and short range. The two transistor version ...

The new DCS-1000W doesn’t look anything like a Web cam, and that’s good, since that is not what this unit is meant to be. Were it not sporting twin antennas, it could probably be mistaken for a ...

You live your life at 2.4 GHz. Your router, your cordless phone, your Bluetooth earpiece, your baby monitor and your garage opener all love and live on this radio frequency, and no others. Why? The ...

In 1998, a handful of companies focused on wire replacement for mobile voice and data came together to form the Bluetooth Special Interest Group (SIG), an entity that would grow to include tens of ...

As more and more companies produce products that use the 2.4-GHz portion of the radio spectrum, designers have had to deal with increased signals from other sources. Regulations governing unlicensed ...