Amateur Radio Weekly – Issue 233

Amateur Radio Weekly

FCC looking for comments on enhanced Tech priveleges
This includes phone privileges at 3.900 to 4.000 MHz, 7.225 to 7.300 MHz, and 21.350 to 21.450 MHz and RTTY and digital privileges in current Technician allocations on 80, 40, 15, and 10 meters.

Keyless chaos as drivers mysteriously locked out of cars
Authorities are trying to locate the disruptive signal.

Of end-feds and feed-lines
Simulations suggest what feedline lengths to avoid and offer a confirmation why portable users with short feeds never seem to have trouble.

Top ten FT8 advantages for slackers
You have time to visit the restroom without missing any contacts.

All about RF coaxial cable connectors
Many standard connector formats, such as the D-type connectors and many other multiway connectors consist of a series of pins with connections in parallel to each other. RF connectors are typically very different and have some rather different characteristics.

3D printed telegraph
To actually put a key to use, you need a telegraph sounder on the receiving end to “play” the messages.
Hack A Day

Flooded batteries for off grid radio, revisited
Regular maintenance on flooded batteries should be done at least twice a year, or quarterly if your batteries are cycled often.
Off Grid Ham

Pistol crossbow antenna launcher
Generally, the higher you can get an antenna, the better off you will be.
Soliloquy Blog

Radio fun: Monitoring ISS answering student questions
The pass was high and mostly to my open south which meant it was one of the longest ARISS contacts I’m monitored.
The SWLing Post

2019 State of the Hobby Survey
This benchmark can help us determine what is working and what is not in the ham radio community. This can involve participation, recruitment, mentoring and licensing. It can also help identify new and emerging trends in amateur radio. Please take a few minutes to complete the survey and share with others in the hobby.


Running two instances of WSJT-X
A demonstration of two instances of WSJT-X, two radios, and two antennas. One computer.

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Amateur Radio Weekly is curated by Cale Mooth K4HCK. Sign up free to receive ham radio's most relevant news, projects, technology and events by e-mail each week at

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