Size is important, but the correct size for the TV-frequency band is most important. The simplest antenna is a half-wave ...

You've probably seen round-shaped dish antennas installed on rooftops. Most people assume they're just umbrellas, but do you know the technology behind them and how they work? Today, we'll not only ...

This wireless and batteyless transceiver provides an ergonomic interface for controlling your machines It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its ...

Jewelry can be used for both men and women - How to make copper wire jewelry by Lan Anh Handmade Can do the same with earcuff ...