[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 is a ...

The purpose of this article is to explain, in detail, the process involved in building and tuning a high-frequency (HF) RFID antenna, which would operate at 13.56 MHz. Some concepts will be explained ...

SAN DIEGO, Aug. 10, 2021 (GLOBE NEWSWIRE) -- GBT Technologies Inc. ( OTC PINK: GTCH ) ("GBT” or the “Company”), is now evaluating and testing self-tuned antenna technology in order to enhance its ...

Fraunhofer IAF and the Max Planck Institute for Radio Astronomy have provided 145 high-performance low-noise amplifiers for the ALMA radio telescope array in Chile’s Atacama Deser ...