Issue 308 November 25th, 2023

Top links

Scientists uncover aurora-like radio emission above a sunspot
These sunspot aurora emissions occur at frequencies ranging from hundreds of thousands of kHz to roughly 1 million kHz.
New Jersey Institute of Technology

SKYWARN Recognition Day is ready to go
The 2023 SKYWARN Recognition Day is December 2 from 0000z to 2400z.
ARRL

Will AI help us have more fun with Amateur Radio?
Your personal agent could monitor your club's 2-meter repeater and notify you when your friends are on the air.
KB6NU

Amateur Radio accounts for 17% of Icom's business
Icom released a document titled Medium Term Business Plan 2026.
EI7GL

What's up with NVIS?
I was amazed that I sent and received a 59 signal report from an antenna that was only about 6 feet off the ground.
KK4Z

Cubesats: How an accidental standard launched a new space age
NASA was initially reluctant to embrace the small form factor.
Aviation Week

Cheap & cheerful telescopic SPOTA antenna
This is a handy standby antenna, or for holiday activations, but bring your tuner along.
QRPer

NASA launches Spot the Station app
Notifications each time the station passes over your location.
Amateur Radio Daily

Video

K9DP Broadcast Interference Filter 2.0
Field tested with a Xiegu G90.
W6IWN

How to build a mini HF loading coil
No need for a tuner.
Mr MuDs Radio Time VA5MuD

The OMs on QRZ said this won't work
You can't make QSOs with a wire that low to the ground. Boy-howdy were they wrong.
N7KOM

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73
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