4U75UN United Nations HQ

Solar activity has been at moderate levels for the past 24 hours. Solaractivity is expected to be low with a chance for M class flares. Solar windspeed reached a peak of 1124 km/s.Solar activity reached moderate levels following an M2.0 flare (R1-Minor) atfrom a region just around the Northwestern limb. Only low-level C-classactivity was observed […]

The ARRL Foundation is accepting grant applications from amateur radio organizations for eligible amateur radio-related projects and initiatives, particularly those focused on educating, licensing, and supporting amateur radio activities. To grow amateur radio's future, youth-based projects and initiatives are especially encouraged.The ARRL Foundation grants program accepts proposals on a cycli...

Original Story 10/1/2025Updated 10/2/2025 (CORES is not available for new registrants)Updated 10/3/2025 (Temporary testing procedures for examinees without FRNs)A bulletin sent to members of ARRL The National Association for Amateur Radio® included information about the impact of the US Government shutdown on licensing for the Amateur Radio Service.The government shutdown began at 12:01 Eastern...

Solar activity, which has been at low levels, has returned tomoderate levels. Region AR4232 produced the largest event of theperiod, an impulsive M3.6 flare (R1-minor) on October 1, 2025.An associated Coronal Mass Ejection (CME) was observed in subsequentSOHO LASCO/C2 coronagraph imagery that began on September 29.Analysis and modelling of the ejecta is ongoing.Newly numbered Region […]

The Federal Communications Commission (FCC) has issued a Notice of Violation (NoV) to Mike F. Conte of Naples, Florida, citing alleged rule violations related to unauthorized transmissions and refusal to allow station inspection. The FCC notice by the Regional Director, Region One, Enforcement Bureau, was released on September 29, 2025, and includes that Conte holds […]

Klaus - Dieter Graef, DK1AX is currently active as CT9/DK1AX from Madeira Island, IOTA AF - 014, Portugal.

SX5P Team will be active from Rhodes Island, IOTA EU - 001, in CQ WW DX SSB Contest, 25 - 26 October 2025.

Harry, JG7PSJ will be active again as WH0RU from Saipan Island, IOTA OC - 086, 3 - 12 October 2025.

VP2MPN Team will be active from Montserrat Island, IOTA NA - 103 in CQ WW DX SSB Contest, 25 - 26 October 2025.

JW7XK, JW9DL and JW6VM will be active from Svalbard, IOTA EU - 026, 8 - 13 October 2025.

Tom Callas, KC0W will be active as E6CW from Niue Island, IOTA OC - 040, in 2026.

Holger, ZL3IO will be active again as ZL7IO from Chatham Islands, IOTA OC - 038, New Zealand, 6 - 16 October 2025.

XQ7IR San Ambrosio 2025: "The operation includes one operator on the island focus in SSB/FT8 Modes, and a remote station working 24/7 CW/FT8 Modes." The post 3G0XQ San Ambrosio 2025 first appeared on N0UN.net.

I took a peak at the updated Log Stats from ZS8W a bit ago. In my April 19 post "ZS8W Marion Island By YL2GM", well before the operation commenced I predicted, The post ZS8W Stats first appeared on N0UN.net.

RF-101 Linear Amp. I saw a sale ad pop up for a "linear amplifier project" on a local radio club forum, and the best part of this project ad was it said, "FREE" The post 60’s RF-101 Linear Amplifier first appeared on N0UN.net.

ZS8W Marion Island By YL2GM. Normally I'd be excited at the chance to work ZS8W but there's a couple items that have tempered my enthusiasm on this activation. The post ZS8W Marion Island By YL2GM first appeared on N0UN.net.

SV1GA/A Mount Athos WFWL (Work First Worry Later). Turned on the radio a couple days ago and heard a big pileup for SV1GA/A on Mount Athos. Turned my 173BA... The post SV1GA/A Mount Athos WFWL first appeared on N0UN.net.

I Like This DXpedition 9L5A! I'm a Ham Radio operator that stays on top of current DXpeditions (like 9L5A) in this hobby. The post I Like This DXpedition 9L5A first appeared on N0UN.net.

FT4GL Automation. So how can it be this automated FT8 operation from Glorioso (FT4GL) has been approved for DXCC? The post FT4GL Automation first appeared on N0UN.net.

FT4GL Glorioso On The Air! Well, "Kinda". That's funny. I just pulled the Club Log stats. Don't even need to explain (.0007). Those that know, know! hahahaha! The post FT4GL Glorioso On The Air! “Kinda” first appeared on N0UN.net.

Cure for stray RF on my signal. And here's the $10 permanent fix: Also works on decoupling magnetic field hum from a pole pig transformer in a linear amplifier. The post Cure For Stray RF On My Signal first appeared on N0UN.net.

DXer vs. TXTer. They are not the same. Dom, T32TT calling N0UN on "Phone" from East Kiribati: (video). Guess this picture says it all: Lazy is, as lazy does. The post DXer vs. TXTer first appeared on N0UN.net.