Normal view
via Hackaday: Precision Current Sources by the Numbers
The ARRL Solar Update
Solar activity has been at low levels with only a few C1 flares from
Region 4307. Slight growth and consolidation were observed in that
region as it neared the southwestern limb. Slight decay and
separation were observed in Region 4311. The rest of the spotted
regions were either stable or in decay. CME analysis will be
conducted as imagery becomes available. Solar activity is expected
to be low with...
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American Radio Relay League | Ham Radio Association and Resources
- Up to $25,000 at Stake in New ARRL Student Coding Competition
Up to $25,000 at Stake in New ARRL Student Coding Competition
Pre-registration is now open for a Student Coding Competition, a new national challenge sponsored by ARRL The National Association for Amateur Radioยฎ. The project is designed to engage young radio amateurs in shaping the future of amateur radio through software development. Open to ARRL-member amateur radio operators aged 21 and younger, the competition will invite students to design a mobile a...
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American Radio Relay League | Ham Radio Association and Resources
- Obsolete Part 97 Rules to be Deleted February 10, 2026
Obsolete Part 97 Rules to be Deleted February 10, 2026
The Federal Communications Commission (FCC) in October 2025 adopted a Report and Order to delete almost 400 obsolete rules pertaining to its wireless services. As previously reported by ARRL, among the deletions were four in Part 97 that govern the Amateur Radio Service.
ARRL reports that the notice of the Report and Order has now been published in the Federal Register. Unless an objection is ra...