资讯

Aiming at the needs of more accurate and efficient radio propagation models for complex urban environments, the wireless channel transmission power and traffic flow information in this environment are ...
The Kent Amateur Radio Society team meets outside President Chris Cote's bus configured to receive satellite communications.
The Indiana County Amateur Radio Club hosted its annual Amateur Radio Field Day program Saturday at Blue Spruce Park.
Dielectric, in partnership with SCMS, hosted Radiovana at Sebago Lake, a two-day showcase to demonstrate its commitment FM ...
Ulster University’s Dr Begum Korunur Engiz wants to develop tech that not only connects people but also understands and ...
It’s an interesting problem because we still don’t actually have an explanation for what those anomalies are,” explained ...
Propagation of electromagnetic waves in forest environments at medium and high (1-100 MHz) frequencies is examined for the case where both the transmitting and receiving points are situated within the ...
It's not uncommon to have such missions go astray, but NASA workers were shocked when the satellite suddenly emitting an intense radio pulse, briefly becoming the brightest object in the sky in a ...
The average number of heat waves the U.S. experiences today has doubled since the 1980s, and the length of the dangerous heat wave season has increased from about 40 days to roughly 70.
Heat waves are lasting longer and peaking at higher temperatures than in the past due to climate change. The average number of heat waves the U.S. experiences today has doubled since the 1980s, and ...