Ops: G4DIY & M0TNX Bands:   10M - 80M Modes:   SSB & CW Qsl Info:   Qsl via G4DIY, LoTW or QRZ Start Date - End Date:   Oct. 17 - Oct. 20 Webpage: https://www.qrz.com/db/GP0STH

It's big, and a little weird. Sunspot 4246 has grown rapidly into one of the largest sunspots of Solar Cycle 25. Moreover, it has an unusual mixed-polarity magnetic field, shown in this Oct. 14th magnetic map from NASA's Solar Dynamics Observatory: Most sunspots have a simple or magnetic configuration, like that of an ordinary bar magnet. Nearby sunspot 4248 is a good example . Sunspot 4246 is different, though. It has multiple magnetic poles crowded together in a disorganize

Contest: Stew Perry Topband Challenge Date: Oct. 18, 1500Z to Oct. 19, 1500Z Rules: https://www.kkn.net/stew/stew_rules.html

Op:  LZ1GC Bands:   6M - 160M Modes:   CW, SSB, FT4 & FT8 Qsl Info:   Qsl via LZ1GC or ClubLog OQRS Start Date - End Date:   Nov. 03 - Nov. 20 Webpage: https://www.qrz.com/db/ZL7/LZ1GC

The ONZ Oostkust Radioclub (ON6HC) will be active as OR81C  from 15 October to 14 November, commemorating the 81st anniversary of the liberation of Knokke-Heist by Canadian troops in 1944. This special event follows the historic route taken by the Canadian soldiers during their advance from the Western Scheldt (Netherlands) to Knokke-Heist on the Belgian coast. 📡 Activity: All bands and all modes (SSB, CW, FT8, RTTY, SSTV, PSK) 📬 QSL via eQSL 🏅 Special Certificate availabl

Contest: DX/NA YL Anniversary Contest Date:   Oct 18, 1400Z to Oct 21, 0200Z Rules: https://ylrl.net/contests/

5K0UA Update (Oct 18) Day 2 on the Island – Progress & Challenges We’ve made solid progress today: three WARC antennas are up and running, and the 5-Band Spiderbeam is fully assembled on the ground—ready to be raised tomorrow. 💪 Unfortunately, we’re facing some serious local QRN—S9+10 across the bands. After some investigation, we confirmed it’s not coming from our house, but it’s definitely affecting our RX. That’s why you might be seeing signal reports like -15…-20 on FT8,

Op:  DL7HW Bands:   HF Modes:   SSB & FT8 Qsl Info:   Qsl via bureau to home call or LoTW Start Date - End Date:   Nov. 01 - Nov. 22...

Ops:   R7AL, OK8AU, RW9JZ W8HC, SP6EQZ, RU3UR, UA3QLC, R2BW, R5EC & RA1ZZ Bands:   6M - 160M Modes:   CW, SSB & FT8 Qsl Info:   Qsl via...

I am working on my DXFC score "DXers who travel".  Oct. 25th I will start to Tokyo and from there to Guam, hoping to meet some people of...

Island Hopper Group – CQ WW SSB DXpedition from Montserrat Dates:  October 22–28, 2025Irina (DL8DYL / VP2MRL) and Ralf (DL9DRA / VP2MYL)...

9L8MD & 9L9L Update (Oct 18) MDXC is glad to announce that during 9L8MD, the incoming Dx’pedition in Sierra Leone (29 th October- 10th November), there will be an “embedded” IOTA operation from Banana isl., AF-037. The island was activated last time in 2019 by the F6KOP team (9LY1JM). To avoid any confusion with the ongoing 9L8MD operations from the mainland, the IOTA activity will use the special call-sign 9L9L (nine lima nine lima): the call-sign has been granted by local T

Contest: ARRL EME Contest Date:   Oct 11, 0000Z to Oct 12, 2359Z Rules: https://www.arrl.org/eme-contest

Ops:  LU1FM, LU1HF, LU3FR, LU5HPM, LU6FOV, LU6HGH & LU9FHF Bands:   6M - 160M + EME (Q65) Modes:   SSB & FT8 Qsl Info:   Qsl via LU1FM or...

Contest: Oceania DX Contest, CW Date:   Oct 11, 0600Z to Oct 12, 0600Z Rules: https://www.oceaniadxcontest.com/rules

Op:   VK2YUS Bands:   10M - 40M Mode:   SSB Qsl Info:   Qsl via VK2YUS (direct) Start Date - End Date:   Oct. 14 - Oct. 24 Webpage:  ...

Members of the Radio Club d'Haïti will be active as 4V1SB  from October 1–31. QSL via N2OO. This special callsign honors Simón Bolívar,...

Op: F4GHS Bands:   HF Qsl Info:   Qsl via F4GHS Start Date - End Date:   Oct. 09 - Oct. 17 Webpage: https://www.qrz.com/db/F4GHS