Amateur Radio Weekly – Issue 115
ARRL June VHF Contest this weekend
For amateurs in the US and Canada (and their possessions) to work as many amateur stations in as many different 2 degrees x 1 degree Maidenhead grid squares as possible using authorized frequencies above 50 MHz.
ARRL
Hey, which coaxial cable should I use?
We’ll focus on the most popular cables, with 50 ohm impedance to match the output impedance of our transceivers.
Ham Radio School
Is DMR the digital voice winner in Amateur Radio?
It was standing room only at the DMR Forum at Dayton this year.
KB6NU.com
AM: The original speech transmission mode
AM radio has been in slow decline for decades, indeed it’s disappearing completely in some European countries.
Hack A Day
Deceptive Sun
A quick glance at Sunday’s sun reveals a spotless environment, something we will likely be seeing more often in the years to come.
VE7SL
Digital Video Transmission using LimeSDR and GNU Radio
One of the reasons why I find the LimeSDR interesting is that it can transmit high data rates over a wide frequency spectrum. It covers many ham radio bands where we can legally transmit wide signals using high power.
MYRIAD RF
ARES volunteers take part in search for missing plane
Amateur Radio Emergency Service (ARES) volunteers in Kentucky recently joined other volunteer organizations, law enforcement, firefighters, and emergency managers in an effort to locate a missing single-engine private aircraft.
ARRL
Mark’s battle with RFI & EMI
Everyone involved in radio comms will suffer this insane problem at some stage of their hobby career. Interference from cheap and nasty technology destroying listening pleasure!
Delta Alfa
Bouvet… so far away…
Why isn’t the Intrepid DX Group announcing plans to activate Bouvet? It all comes down to money. Lots of money is needed.
N6PSE
Decoding NOAA weather satellite telemetry beacons
The telemetry not only contains data such as the current spacecraft time, day and ID, but also contains scientific data from on-board instruments.
RTL-SDR.com
Wrap it up: Icom sums up Hamvention 2016
Icom America