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MenuSkip to contentTag Archives: Mr. Carlson’s LabRadio Waves: Crossband thử nghiệm Postponed, VI3RA sự kiện Videos, WWII Radio, & Look Inside a Panasonic RF-4900
Radio Waves: Stories Making Waves in the World of Radio
Because I keep my ear lớn the waves, as well as receive many tips from others who bởi vì the same, I find myself privy khổng lồ radio-related stories that might interest giasuviet.edu.vn Post readers. To lớn that end: Welcome to the giasuviet.edu.vn Post’s Radio Waves, a collection of link to interesting stories making waves in the world of radio. Enjoy!
Many thanks to giasuviet.edu.vn Post contributors Harald Kuhl, Michael Bird, và Carel Kuijer for the following tips:
Annual Armed Forces Day Crossband thử nghiệm Postponed (ARRL News)
Due to the ongoing COVID-19 response và mitigation actions, the 2020 Armed Forces Day (AFD) Crossband thử nghiệm scheduled for Saturday, May 9, has been postponed. Because it’s uncertain just when stay-at-home orders will be lifted across the US, AFD planners chose to lớn postpone this year’s event, because the government stations that typically support this event may not be available. Armed Forces Day Crossband thử nghiệm planners are considering scheduling a November sự kiện in honor of Veteran’s Day, depending on COVID-19 mitigation actions. During the AFD Crossband Test, military stations in various locations transmit on selected military frequencies and announce the specific yêu thích frequencies they are monitoring lớn work radio amateurs. — Thanks khổng lồ US Army MARS Program Chief Paul English, WD8DBY
Radio Australia sự kiện – Antenna Overview (Mount Evelyn DX Report)
Thanks lớn Lee VK3GK for this short đoạn clip of the antennas used for the recent Radio Australia sự kiện using the hotline sign VI3RA. Take what will possibly be a final look at the feeders, switching boxes & antennas before they are pulled down & junked!
Also here is the final transmission of the sự kiện weekend with, of course, the famous Radio australia music box interval signal.
Click here to lớn view both videos at the Mt Evelyn DX Report.
World War II and Radio (All Things Radio)
I have added an article I wrote some years back on the code breaking efforts of the Allies during WWII. While certainly not exhaustive, I found many of the connections between countries và equipment rather fascinating, and new things continue lớn pop up regarding Bletchley Park’s role in training officers and decoding texts. While most famously known for breaking the Enigma code, also significant was the breaking of the Lorenz Cipher.
Click Here to tải về the article in PDF format.
73, Robert K4PKM
Look Inside This Radio Receiver! The Collectible Panasonic RF 4900 (Mr. Carlson’s Lab – YouTube)
Let’s look inside this Panasonic RF-4900 radio receiver, & see what we have khổng lồ restore.
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