You can see the antenna in the video below. Loop antennas aren’t ideal–but neither is any other small antenna. Because the loop is tightly tuned to a particular frequency, it requires retuning ...

[G3OJV] knows the pain of trying to operate a ham radio transmitter on a small lot. His recent video shows how to put up a workable basic HF antenna in a small backyard. The center of the system ...

Increasingly, ‘small cell’ solutions (smaller Wi-Fi cells with a limited number of users) with a larger number of access points per train carriage are being implemented in trains, which significantly ...