But for a weekend project, [Vinod.S] took the ultrasonic transmitter and receiver from a distance-meter module and used amplitude modulation to send music ultrasonically from his laptop to a ...

Concerns have been raised about plans to install two 25m (82ft) communications masts in an area of designated wild land in the north-west Highlands. The steel towers, which would have antennas ...

Chinese-owned telecommunications masts will be replaced on the roof of an 18-storey tower block. Bracknell Forest Council has approved plans for Cellnex UK to replace its 5G masts on the roof of ...