Amateur radio operators like to say that working a contact in space can be done with a simple handheld transceiver and a homemade antenna. And while that’s true, it’s true only for low Earth ...

From there it’s as simple as attaching the two measured lengths of wire for the target band and hoisting the center of the antenna up somehow. In [W3CT]’s case he’s using a mast which would ...

This is a home-made, extended-range RFID antenna made from cooking gas copper pipes in Professor Wool's lab. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases ...

The City of London Police said an illegitimate telephone mast was used to send messages that bypass mobile phone networks’ systems used to block suspicious text messages. The incident is ...