Figures 12 and 13 show typical low- and high-frequency SSB phase-noise performance (our priority interest ... As we’ve learned, modern wireless communications systems (mainly superheterodyne radio ...

The Caribbean Safety and Security Net was founded decades ago as a Ham and SSB radio resource for cruisers and was focused on alerting the cruising community to danger areas, such as the coast of ...

Abstract: We show that state-of-the-art phase noise and high frequency stability could be simultaneously achieved in a microwave oscillator based on the sapphire-loaded cavity resonator. Two 9 GHz ...

The Whites' 2-0 defeat at fellow newly-promoted side Burnley on Saturday means they have won just one of their last eight games, which leaves them just three points above the relegation zone. Leeds ...

West Ham are still waiting for their new manager bounce under Nuno Espirito Santo. The Portuguese coach has not won any of his three Premier League matches since taking over. The last Hammers manager ...

Abstract: The multi-frequency multipath observations of temporal variations in the Doppler spectra and signal amplitudes of HF radio waves reflected from the ionosphere, which accompanied ionospheric ...

Stories, Music, Life, including The Rewind from 1pm to 2pm with Anna. Local BBC Radio joins BBC Radio 5 Live through the night on a weekday.

Eleanor Oldroyd presents the day's sports news. Matt Chorley brings you big political guests, the key news of the day, and your views on the issues that matter to you. Text 85058 (charged at your ...

Apasionado por la aviación, la historia, la política y la defensa. Editor-in-Chief en Aviacionline Defensa, combinando estos conocimiento para ofrecer un contenido valioso sobre temas estratégicos y ...

The Boeing MH-47G helicopter is in service with the US Army Special Operations Aviation Command (USASOC). Boeing has also introduced the Block II variants for the H-47 series. Credit: Boeing. The ...

TY0RU Team will be active again from Benin, starting 18 November 2025. Team - members of the Russian DX Pedition Team. People travel for many reasons. While some travel for business, others travel as ...