Experimental technologies offer elegant, inexpensive solutions. Researchers are studying applications and materials for creating radio antennas that are sprayed onto a surface. Made from commercially ...

I believe legality is in the signal power.

On a gray, drizzling winter day in 1896, within the vine-carpeted walls of Toynbee Hall, the London press witnessed what seemed like an acoustic miracle. Spread out on a table was a curious modular ...

If you've ever looked at a vehicle in someone's garage or a truck driving down the highway with a tennis ball on the antenna and wondered why, there are actually some very good reasons for it. For ...

MEXICO CITY (Reuters) - The young technician shut off the electricity at a cellular tower in rural Mexico to begin some routine maintenance. Within 10 minutes, he had company: three armed men dressed ...

A new design for lightweight, flexible antennas, made from metallic 2-D materials, could one day be used connect household appliances and wearable devices to the internet (SN: 6/9/18, p. 18).

The CB radio has been a reliable communication tool since its wide adaptation in the 1970s. Today, most organized trail rides require participants to have their own ...

This antenna tuning unit (ATU) enables half-wavelength or longer wire antennas to be matched to the 50-ohm antenna input of 27-MHz Citizens’ Band (CB) rigs. The ATU is useful in those cases where a ...

Car antennas have come a long way since their inception in the early 20th century. First used in the radio body itself, they have evolved from external whip-style mast antennas to integrated radio and ...