This article is intended to introduce the beginner to the interesting and challenging art of high frequency radio design. It is also intended to entice the seasoned professional to take a deeper look ...
BELLEVUE, Wash.--(BUSINESS WIRE)--Wireless communications require radio frequency (RF) systems to transmit and receive radio signals, making both transmitters and receivers vital for enabling ...
German manufacturers Plisch and RFmondial have produced a VHF Band III Digital Radio Mondiale transmitter, which the companies said is the first of its kind. A spectrum analysis of a DRM signal in VHF ...
Mass production was key to survival during the Second World War. So much stuff was made that there continues to be volumes of new unpacked stuff left over and tons of used equipment for sale at ...
My friend, John Piliounis, a Planet Analog blogger with shortwave call-sign SV1OCS, wrote an intriguing article on the Spectrum Monitor in May 2017 entitled DRM—Digital Radio Mondiale: Spectrum within ...
Every two years, competitors from 25 different countries descend upon a forest, armed with the direction-finding tools of a bygone era. They wave large, pronged radio receivers — the kind you may find ...
Article 810 provides installation requirements for transmitter and receiver equipment as well as the associated wiring and cabling (Fig. 1). Article 810 applies to: VHF/UHF antennas, which receive ...
The Mechanically Based Antenna (AMEBA) program could enable radio communication directly between warfighters hundreds and ultimately thousands of kilometers apart. DARPA In the current day and age, it ...
When members of Rolling Meadows` Amateur Radio Club get together once a month to trade information, discuss new technology and watch equipment demonstrations, the outside world gets put on hold for a ...
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