Category: Microwave

Amateur Radio Poised to Retain Full 76-81 GHz Band, Sharing with Vehicular Radars

In a draft Report and Order (ET Docket No. 15-26) to be considered at its July 13 open meeting, the FCC is proposing to lift a nearly 2-decade-old suspension of Amateur Radio access to 76-77 GHz, giving the Amateur and Amateur-Satellite services access to the full 76-81 GHz band on a secondary basis. The FCC […]

VHF/UHF/Microwave Pioneer Don Hilliard, W0PW, SK

A pioneer on VHF, UHF, and microwave bands, and the designer of a popular Yagi model, Don Hilliard, W0PW (ex-W0EYE), of Clayton, Oklahoma, died on March 25 following a lengthy period of ill health. An ARRL member, he was 81. “Over the decades, Don made numerous contributions to the hobby and specifically in the VHF, […]

via HACKADAY: Put That Amateur Radio License to Use on 915 MHz

Amateur radio enthusiasts in the US will be interested in Faraday, an open-source digital radio that runs on 915 MHz, which amateur radio enthusiasts may know better as the 33 cm band. You can transmit on 915 MHz without a license (in the US), taking advantage of the Industrial, Scientific, and Medical (ISM) exemption. This […]

via the RSGB: New terahertz band NoV

Frequencies above 275 GHz, the terahertz bands, are a new area for experimentation and propagation research. Ofcom have generously enabled low-power NoV access for Full licensees in order to facilitate innovation at the cutting edge of RF technology. The NoV includes a number of conditions related to frequency bands, and protection zones around key UK […]

via HACKADAY: A Lot Of WiFi Power, A Yagi, And A Sniper’s ‘Scope

Do you remember the early days of consumer wireless networking, a time of open access points with default SSIDs, manufacturer default passwords, Pringle can antennas, and wardriving? Fortunately out-of-the-box device security has moved on in the last couple of decades, but there was a time when most WiFi networks were an open book to any […]

via the ARRL: Amateur 47 GHz Allocation Avoids 5G Juggernaut in the US for Now, Worldwide Defense Continues

There’s good news regarding the future of Amateur Radio’s primary allocation at 47 GHz in the US. Still a test bed for point-to-point propagation experimentation by dedicated enthusiasts, the 47-47.2 GHz band is among those under consideration at the next World Radiocommunication Conference in 2019 (WRC-19) to accommodate so-called 5G wireless broadband devices. Early this […]

via HACKADAY: Two Great Radios Taste Great Together

[Johan Kanflo] sent us his latest recipe: a blend of one part RFM69 sub-gigahertz radio transceiver with one part ESP8266 module. The resulting dish looks absolutely delicious! We’re all charmed with the ease of use that the ESP8266 brings to the table — plug it in and you’re talking to your existing WiFi network — […]

Phase-4A Geostationary Amateur Radio Transponder Video

Es’hail 2 is a geostationary satellite which will carry two amateur radio transponders. The launch of the Es’Hail-2 satellite into a geostationary orbit is planned for the 1st quarter of 2017. The coverage area of the Narrowband (NB) and Wideband (WB) transponders should extend from Brazil to Thailand. The two “Phase 4” amateur radio non-inverting […]

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