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May 21, 2025
Editor: Paul Bourque, N1SFE [ mailto:contest-update@arrl.org ]

ARRL Home Page
https://www.arrl.org/

Contest Calendar
https://www.arrl.org/contest-calendar

iCom
[https://www.icomamerica.com/lineup/amateur/]


In this Issue:
Γ-óUpcoming Contests - Things to Do
Γ-óBulletins
Γ-óContest Summary
Γ-óNews, Press Releases, and Special Interest
Γ-óSights and Sounds
Γ-óResults and Records
Γ-óContests
Γ-óLog Due Dates

Upcoming Contests - Things to Do

CQ World Wide WPX Contest - CW

One
of the most anticipated CW events of the year, the CQ World Wide WPX Contest - CW, begins at 0000 UTC on Saturday, May 24, and concludes at 2359 on Sunday, May 25. Single Operator stations may operate for 36 of the 48-hour
contest period. Off times must be a minimum of 60 minutes during which no contacts are logged. Multioperator stations may operate for the full 48 hours. Complete rules are available at www.cqwpx.com/rules [ http://www.cqwpx.com/rules
] .

[https://www.kf7p.com/KF7P/Dacron_Rope.html]


Bulletins

2025 Inductees to the Contest Hall of Fame

On Saturday May 17, three new members were inducted into the Contest Hall of Fame at the Dayton Contest Dinner, held at the Hope Hotel in Dayton, Ohio. The new inductees are Pat Barkey, N9RV;
John Laney III, K4BAI and Uli Weiss,
DJ2YA. The Contest Hall of Fame was established in 1986 to recognize those amateurs who have made major contributions to the art of radio competition. Please congratulate the 2025 inductees on their achievements and giving
back to the sport of amateur radio. More information can be found at contesthof.com [ http://contesthof.com ] .

- Thanks to Tim Duffy, K3LR

Contest Summary

See the "Contests" section below for complete contest information.

May 22
Γ-óNAQCC CW Sprint [ http://naqcc.info/sprint_rules.html ]
Γ-óCWops Test (CWT) [ https://cwops.org/cwops-tests/ ]

May 23
Γ-óNCCC FT4 Sprint [ https://www.ncccsprint.com/ft4ns.html ]
Γ-óWeekly RTTY Test [ https://radiosport.world/wrt.html ]
Γ-óNCCC Sprint [ https://ncccsprint.com/rules.html ]
Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]

May 24
Γ-óCQ WW WPX Contest, CW [ https://www.cqwpx.com/rules.htm ]

May 26
Γ-óQRP ARCI Hootowl Sprint [ http://qrparci.org/contest/hoot-owl-sprint ] Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]
Γ-óQCX Challenge [ http://www.qrp-labs.com/party.html ]
Γ-óICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] Γ-óOK1WC Memorial (MWC) [ https://memorial-ok1wc.cz/index.php?page=rules2l ] Γ-óQCX Challenge [ http://www.qrp-labs.com/party.html ]

May 27
Γ-óWorldwide Sideband Activity Contest [ https://wwsac.com/rules.html ]
Γ-óQCX Challenge [ http://www.qrp-labs.com/party.html ]
Γ-óICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ]

May 28
Γ-óSKCC Sprint [ https://www.skccgroup.com/operating_activities/weekday_sprint/ ]
Γ-óPhone Weekly Test [ http://www.perluma.com/Phone_Fray_Contest_Rules.pdf ] Γ-óA1Club AWT [ https://a1club.org/contest/awt/ ]
Γ-óCWops Test (CWT) [ https://cwops.org/cwops-tests/ ]
Γ-óMini-Test 40 [ http://minitest.narod.ru/ ]
Γ-óMini-Test 80 [ http://minitest.narod.ru/ ]

May 29
Γ-óCWops Test (CWT) [ https://cwops.org/cwops-tests/ ]
Γ-óQRP Minimal Art Session [ http://qrpcc.de/contestrules/mas/index.html ] Γ-óRSGB 80m Club Championship, CW [ https://www.rsgbcc.org/hf/rules/2025/r80mcc.shtml ]

May 30
Γ-óPODXS 070 Club Three Day Weekend Contest [ http://www.podxs070.com/o7o-club-sponsored-contests/three-day-weekend ]
Γ-óNCCC FT4 Sprint [ https://www.ncccsprint.com/ft4ns.html ]
Γ-óWeekly RTTY Test [ https://radiosport.world/wrt.html ]
Γ-óNCCC Sprint [ https://ncccsprint.com/rules.html ]
Γ-óPVRC Reunion [ http://pvrc.org/reunion/ ]
Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]

May 31
Γ-óFeld Hell Sprint [ https://sites.google.com/site/feldhellclub/Home/contests/sprints/full-day-of-hell-sprint ]
Γ-óRussian WW MultiMode Contest [ http://www.rdrclub.ru/news-radio/russian-ww-mm-contest/159-rus-ww-multimode-contest ]

June 1
Γ-óPVRC Reunion [ http://pvrc.org/reunion/ ]

June 2
Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]
Γ-óICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] Γ-óOK1WC Memorial (MWC) [ https://memorial-ok1wc.cz/index.php?page=rules2l ] Γ-óRSGB 80m Club Championship, Data [ https://www.rsgbcc.org/hf/rules/2025/r80mcc.shtml ]
Γ-óPVRC Reunion [ http://pvrc.org/reunion/ ]

June 3
Γ-óARS Spartan Sprint [ http://ars-qrp.com/Spartan_Sprint/Spartan_Sprint.html ] Γ-óWorldwide Sideband Activity Contest [ https://wwsac.com/rules.html ]
Γ-óICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ]

June 4
Γ-óPhone Weekly Test [ http://www.perluma.com/Phone_Fray_Contest_Rules.pdf ] Γ-óA1Club AWT [ https://a1club.org/contest/awt/ ]
Γ-óCWops Test (CWT) [ https://cwops.org/cwops-tests/ ]
Γ-óVHF-UHF FT8 Activity Contest [ http://www.ft8activity.eu/index.php/en/ ] Γ-óMini-Test 40 [ http://minitest.narod.ru/ ]
Γ-óMini-Test 80 [ http://minitest.narod.ru/ ]
Γ-óCWops Test (CWT) [ https://cwops.org/cwops-tests/ ]

RigSelect Radio Switch SO2R Controller
[https://rigselect.com/]


News, Press Releases, and Special Interest

Phil Koch, K3UA, Announced as New CW Sprint Manager

North American Sprint CW Manager, Ward Silver, N0AX, has decided to take a break after seven years of service. In addition to managing the CW Sprint, Ward has been one of the key people doing behind-the-scenes work to improve the efficiency, timeliness
and quality of Sprint reporting in National Contest Journal (NCJ) and on the ncjweb.com [ http://ncjweb.com ] website.

NCJ editor John Pescatore, K3TN, has announced that Phil Koch, K3UA, a veteran Sprint operator, has volunteered to take over the role vacated by Ward starting with the September results.

Sights and Sounds

KL9A 2025 Dayton Contest Dinner Speech

Tim Duffy, K3LR shared video of Chris Hurlbut's, KL9A, keynote speech at the 2025 Dayton Hamvention Contest banquet. Chris has been a ham since he was 10 years old and he's been fortunate enough to operate from some of the best contest stations in the
world. He was a World Radiosport Team Championship (WRTC) competitor in 2006, 2010, 2014, and 2018.

You can view the video at www.youtube.com/watch?v=ZCD8BiAgq_s [ http://www.youtube.com/watch?v=ZCD8BiAgq_s ]

YouTube Links to 2025 Hamvention Antenna Forum Presentations

Tim Duffy, K3LR, moderated an Antenna Forum held at the 2025 Dayton Hamvention on Friday, May 23.
Links to the videos of the presentations are available below:

"Comparison of Vertical Arrays for Low Band Receiving" Joel Harrison,
W5ZN - www.youtube.com/watch?v=rmzMnsZ_UIU [ http://www.youtube.com/watch?v=rmzMnsZ_UIU ]

"Wideband Wire Antennas" Fred Lass, K2TR - www.youtube.com/watch?v=TshVEbOp_IY [ http://www.youtube.com/watch?v=TshVEbOp_IY ]

"All Choked Up! Feedline Choking Without Suffocating" Greg Ordy, W8WWV - www.youtube.com/watch?v=uzqfLfp3h_8 [ http://www.youtube.com/watch?v=uzqfLfp3h_8 ]

"Solar Cycle 25 Lessons Learned for Amateur Radio" Dr. Tamitha Skov, WX6SWW - www.youtube.com/watch?v=ULQJwQ1m1Dk&t=2856s [ http://www.youtube.com/watch?v=ULQJwQ1m1Dk&t=2856s ]

- Thanks to Tim Duffy, K3LR

Results and Records

2024 ARRL 10-Meter Contest Results

The results for the 2024 ARRL 10-Meter Contest are available at contests.arrl.org/10m [ http://contests.arrl.org/10m ] . The full results article by Andrew Goss, AA5JF; line scores, and log checking reports are available at the website. Click on "
Articles/Line Scores" on the left side of the page to view results. Downloadable certificates are available by clicking on "Certificates" at the top of the page.

That's all for this time. Remember to send contesting-related stories, book reviews, tips, techniques, press releases, errata, schematics, club information, pictures, stories, blog links, and predictions to contest-update@arrl.org [ mailto:contest-update@
arrl.org ] .

73, Paul, N1SFE

Contests

May 22, 2025 - June 4, 2025

An expanded, downloadable version of QST's Contest Corral [ http://www.arrl.org/contest-calendar?utm_source=Informz&utm_medium=Email&utm_campaign=ARRL ] is available as a PDF. Check the sponsors' website for information on operating time restrictions and
other instructions.

HF CONTESTS

NAQCC CW Sprint [ http://naqcc.info/sprint_rules.html ] , May 22, 0030z to May 22, 0230z; CW; Bands: 80, 40, 20; RST + (state/province/country) + (NAQCC No./power); Logs due: May 25.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , May 22, 0300z to May 22, 0400z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: May 24.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , May 22, 0700z to May 22, 0800z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: May 24.

NCCC FT4 Sprint [ https://www.ncccsprint.com/ft4ns.html ] , May 23, 0100z to May 23, 0130z; FT4; Bands: (see rules); 4-character grid square; Logs due: May 25.

Weekly RTTY Test [ https://radiosport.world/wrt.html ] , May 23, 0145z to May 23, 0215z; RTTY; Bands: 80, 40, 20, 15, 10; Name + (state/province/country); Logs due: May 25.

NCCC Sprint [ https://ncccsprint.com/rules.html ] , May 23, 0230z to May 23, 0300z; CW; Bands: (see rules); Serial No. + Name + QTH; Logs due: May 25.

K1USN Slow Speed Test [ http://www.k1usn.com/sst.html ] , May 23, 2000z to May 23, 2100z; CW; Bands: 160, 80, 40, 20, 15, 10; Maximum 20 wpm, Name + (state/province/country); Logs due: May 25.

CQ WW WPX Contest, CW [ https://www.cqwpx.com/rules.htm ] , May 24, 0000z to May 25, 2359z; CW; Bands: 160, 80, 40, 20, 15, 10; RST + Serial No.; Logs due: May 30.

QRP ARCI Hootowl Sprint [ http://qrparci.org/contest/hoot-owl-sprint ] , May 26, 0000z to May 26, 0100z; CW; Bands: 160, 80, 40, 20, 15, 10; RST + (state/province/country) + (ARCI no./power); Logs due: Jun 10.

K1USN Slow Speed Test [ http://www.k1usn.com/sst.html ] , May 26, 0000z to May 26, 0100z; CW; Bands: 160, 80, 40, 20, 15, 10; Maximum 20 wpm, Name + (state/province/country); Logs due: May 28.

QCX Challenge [ http://www.qrp-labs.com/party.html ] , May 26, 1300z to May 26, 1400z; CW; Bands: 160, 80, 40, 20, 15, 10; RST + Name + (state/province/country) + Rig; Logs due: Jun 1.

ICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] , May 26, 1300z to May 26, 1400z; CW; Bands: 160, 80, 40, 20, 15, 10; Name + QSO No.; Logs due: May 29.

OK1WC Memorial (MWC) [ https://memorial-ok1wc.cz/index.php?page=rules2l ] , May 26, 1630z to May 26, 1729z; CW; Bands: 80, 40; RST + Serial No.; Logs due: May 30.

QCX Challenge [ http://www.qrp-labs.com/party.html ] , May 26, 1900z to May 26, 2000z; CW; Bands: 160, 80, 40, 20, 15, 10; RST + Name + (state/province/country) + Rig; Logs due: Jun 1.

ICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] , May 26, 1900z to May 26, 2000z; CW; Bands: 160, 80, 40, 20, 15, 10; Name + QSO No.; Logs due: May 29.

Worldwide Sideband Activity Contest [ https://wwsac.com/rules.html ] , May 27, 0100z to May 27, 0159z; SSB; Bands: 160, 80, 40, 20, 15, 10, 6; RS + age group (OM, YL, Youth YL or Youth); Logs due: May 28.

QCX Challenge [ http://www.qrp-labs.com/party.html ] , May 27, 0300z to May 27, 0400z; CW; Bands: 160, 80, 40, 20, 15, 10; RST + Name + (state/province/country) + Rig; Logs due: Jun 1.

ICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] , May 27, 0300z to May 27, 0400z; CW; Bands: 160, 80, 40, 20, 15, 10; Name + QSO No.; Logs due: May 29.

SKCC Sprint [ https://www.skccgroup.com/operating_activities/weekday_sprint/ ] , May 28, 0000z to May 28, 0200z; CW; Bands: 160, 80, 40, 20, 15, 10, 6; RST + (state/province/country) + Name + (SKCC No./"NONE"); Logs due: May 31.

Phone Weekly Test [ http://www.perluma.com/Phone_Fray_Contest_Rules.pdf ] , May 28, 0230z to May 28, 0300z; SSB; Bands: 160, 80, 40, 20, 15; NA: Name + (state/province/country), non-NA: Name; Logs due: May 30.

A1Club AWT [ https://a1club.org/contest/awt/ ] , May 28, 1145z to May 28, 1300z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: RST + Name; Logs due: Jun 2.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , May 28, 1300z to May 28, 1400z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: May 31.

Mini-Test 40 [ http://minitest.narod.ru/ ] , May 28, 1700z to May 28, 1759z; CW; Bands: 40; RST + Serial No.; Logs due: May 30.

Mini-Test 80 [ http://minitest.narod.ru/ ] , May 28, 1800z to May 28, 1859z; CW; Bands: 80; RST + Serial No.; Logs due: May 30.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , May 28, 1900z to May 28, 2000z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: May 31.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , May 29, 0300z to May 29, 0400z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: May 31.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , May 29, 0700z to May 29, 0800z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: May 31.

QRP Minimal Art Session [ http://qrpcc.de/contestrules/mas/index.html ] , May 29, 1400z to May 29, 2200z; CW; Bands: 80, 40; RST + "/" + class + number of components; Logs due: Jun 12.

RSGB 80m Club Championship, CW [ https://www.rsgbcc.org/hf/rules/2025/r80mcc.shtml ] , May 29, 1900z to May 29, 2030z; CW; Bands: 80; RST + Serial No.; Logs due: May 30.

PODXS 070 Club Three Day Weekend Contest [ http://www.podxs070.com/o7o-club-sponsored-contests/three-day-weekend ] , May 30, 0000z to Jun 1, 2359z; PSK31; Bands: 160, 80, 40, 20, 15, 10, 6; 070 Members: Member No., Non-Members: "0000"; Logs due: Jun 8.

NCCC FT4 Sprint [ https://www.ncccsprint.com/ft4ns.html ] , May 30, 0100z to May 30, 0130z; FT4; Bands: (see rules); 4-character grid square; Logs due: Jun 1.

Weekly RTTY Test [ https://radiosport.world/wrt.html ] , May 30, 0145z to May 30, 0215z; RTTY; Bands: 80, 40, 20, 15, 10; Name + (state/province/country); Logs due: Jun 1.

NCCC Sprint [ https://ncccsprint.com/rules.html ] , May 30, 0230z to May 30, 0300z; CW; Bands: (see rules); Serial No. + Name + QTH; Logs due: Jun 1.

PVRC Reunion [ http://pvrc.org/reunion/ ] , May 30, 2000z to May 30, 2300z; CW, SSB; Bands: 160, 80, 40, 20, 15, 10; PVRC Member: 1st year of membership + name + (state/province/country) + callsign when joined PVRC, non-Member: name + (state/province/
country); Logs due: Jun 16.

K1USN Slow Speed Test [ http://www.k1usn.com/sst.html ] , May 30, 2000z to May 30, 2100z; CW; Bands: 160, 80, 40, 20, 15, 10; Maximum 20 wpm, Name + (state/province/country); Logs due: Jun 1.

Feld Hell Sprint [ https://sites.google.com/site/feldhellclub/Home/contests/sprints/full-day-of-hell-sprint ] , May 31, 0000z to May 31, 2359z; Feld Hell; Bands: 160, 80, 40, 20, 15, 10, 6; (see rules); Logs due: Jun 4.

Russian WW MultiMode Contest [ http://www.rdrclub.ru/news-radio/russian-ww-mm-contest/159-rus-ww-multimode-contest ] , May 31, 1200z to Jun 1, 1159z; CW, SSB, RTTY, BPSK; Bands: 160, 80, 40, 20, 15, 10; UA: RST(Q) + 2-character oblast, non-UA: RST(Q) +
QSO No.; Logs due: Jun 6.

PVRC Reunion [ http://pvrc.org/reunion/ ] , Jun 1, 1700z to Jun 1, 2000z; CW, SSB, RTTY; Bands: 160, 80, 40, 20, 15, 10; PVRC Member: 1st year of membership + name + (state/province/country) + callsign when joined PVRC, non-Member: name + (state/province/
country); Logs due: Jun 16.

K1USN Slow Speed Test [ http://www.k1usn.com/sst.html ] , Jun 2, 0000z to Jun 2, 0100z; CW; Bands: 160, 80, 40, 20, 15, 10; Maximum 20 wpm, Name + (state/province/country); Logs due: Jun 4.

ICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] , Jun 2, 1300z to Jun 2, 1400z; CW; Bands: 160, 80, 40, 20, 15, 10; Name + QSO No.; Logs due: Jun 5.

OK1WC Memorial (MWC) [ https://memorial-ok1wc.cz/index.php?page=rules2l ] , Jun 2, 1630z to Jun 2, 1729z; CW; Bands: 80, 40; RST + Serial No.; Logs due: Jun 6.
RSGB 80m Club Championship, Data, Jun 2, 1900z to Jun 2, 2030z; RTTY, PSK; Bands: 80; RST + Serial No.; Logs due: Jun 3.

ICWC Medium Speed Test [ https://www.rsgbcc.org/hf/rules/2025/r80mcc.shtml ] , Jun 2, 1900z to Jun 2, 2000z; CW; Bands: 160, 80, 40, 20, 15, 10; Name + QSO No.; Logs due: Jun 5.

PVRC Reunion [ http://pvrc.org/reunion/ ] , Jun 2, 2300z to Jun 3, 0200z; CW, SSB; Bands: 160, 80, 40, 20, 15, 10; PVRC Member: 1st year of membership + name + (state/province/country) + callsign when joined PVRC, non-Member: name + (state/province/
country); Logs due: Jun 16.

ARS Spartan Sprint [ http://ars-qrp.com/Spartan_Sprint/Spartan_Sprint.html ] , Jun 3, 0000z to Jun 3, 0200z; CW; Bands: 80, 40, 20, 15, 10; RST +
(state/province/country) + Power; Logs due: Jun 5.

Worldwide Sideband Activity Contest [ https://wwsac.com/rules.html ] , Jun 3, 0100z to Jun 3, 0159z; SSB; Bands: 160, 80, 40, 20, 15, 10, 6; RS + age group (OM, YL, Youth YL or Youth); Logs due: Jun 4.

ICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] , Jun 3, 0300z to Jun 3, 0400z; CW; Bands: 160, 80, 40, 20, 15, 10; Name + QSO No.; Logs due: Jun 5.

Phone Weekly Test [ http://www.perluma.com/Phone_Fray_Contest_Rules.pdf ] , Jun 4, 0230z to Jun 4, 0300z; SSB; Bands: 160, 80, 40, 20, 15; NA: Name + (state/province/country), non-NA: Name; Logs due: Jun 6.

A1Club AWT [ https://a1club.org/contest/awt/ ] , Jun 4, 1145z to Jun 4, 1300z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: RST + Name; Logs due: Jun 9.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , Jun 4, 1300z to Jun 4, 1400z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: Jun 7.

Mini-Test 40 [ http://minitest.narod.ru/ ] , Jun 4, 1700z to Jun 4, 1759z; CW; Bands: 40; RST + Serial No.; Logs due: Jun 6.

Mini-Test 80 [ http://minitest.narod.ru/ ] , Jun 4, 1800z to Jun 4, 1859z; CW; Bands: 80; RST + Serial No.; Logs due: Jun 6.

CWops Test (CWT) [ https://cwops.org/cwops-tests/ ] , Jun 4, 1900z to Jun 4, 2000z; CW; Bands: 160, 80, 40, 20, 15, 10; Member: Name + Member No./"CWA", non-Member: Name + (state/province/country); Logs due: Jun 7.

VHF+ CONTESTS

VHF-UHF FT8 Activity Contest [ http://www.ft8activity.eu/index.php/en/ ] , Jun 4, 1700z to Jun 4, 2100z; FT8/4; Bands: 144 MHz; 4-character grid square; Logs due: Jun 9.

See also:
Worldwide Sideband Activity Contest [ https://wwsac.com/rules.html ] , SKCC Sprint [ https://www.skccgroup.com/operating_activities/weekday_sprint/ ] , PODXS 070 Club Three Day Weekend Contest [ http://www.podxs070.com/o7o-club-sponsored-contests/three-
day-weekend ] , Feld Hell Sprint [ https://sites.google.com/site/feldhellclub/Home/contests/sprints/full-day-of-hell-sprint ]

Geochron Global Operational Awareness
[http://www.geochron.com/ham-radio-4k/]


Log Due Dates

May 22
Γ-óWalk for the Bacon QRP Contest [ https://qrpcontest.com/pigwalk20/ ]
Γ-óICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ] Γ-óRSGB 80m Club Championship, Data [ https://www.rsgbcc.org/hf/rules/2025/r80mcc.shtml ]

May 23
Γ-óEU PSK DX Contest [ https://eupsk.club/eupskdx/eupskdxrules.pdf ] Γ-óMini-Test 40 [ http://minitest.narod.ru/ ]
Γ-óMini-Test 80 [ http://minitest.narod.ru/ ]
Γ-óPhone Weekly Test [ http://www.perluma.com/Phone_Fray_Contest_Rules.pdf ] Γ-óOK1WC Memorial (MWC) [ https://memorial-ok1wc.cz/index.php?page=rules2l ]

May 24
Γ-ó50 MHz Spring Sprint [ https://sites.google.com/site/springvhfupsprints/2025-information ]
Γ-óNebraska QSO Party [ https://nebraskaqsoparty.com/qso-party-rules/f/rules-for-2022-nebraska-qso-party ]
Γ-óRun for the Bacon QRP Contest [ http://qrpcontest.com/pigrun/ ]
Γ-óCWops Test (CWT) [ https://cwops.org/cwops-tests/ ]

May 25
Γ-óNCCC Sprint [ https://ncccsprint.com/rules.html ]
Γ-óNCCC FT4 Sprint [ https://www.ncccsprint.com/ft4ns.html ]
Γ-óFISTS Sunday Sprint [ https://fistsna.org/operating.html#sprints ]
Γ-óWeekly RTTY Test [ https://radiosport.world/wrt.html ]
Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]
Γ-óNAQCC CW Sprint [ http://naqcc.info/sprint_rules.html ]

May 26
Γ-óVOLTA WW RTTY Contest [ http://www.contestvolta.it/rules.pdf ]
Γ-óA1Club AWT [ https://a1club.org/contest/awt/ ]
Γ-óCanadian Prairies QSO Party [ https://cpqp.ve6hams.ca/ ]
Γ-óVHF-UHF FT8 Activity Contest [ http://www.ft8activity.eu/index.php/en/ ]

May 28
Γ-óSBMS 2.3 GHz and Up Contest and Club Challenge [ https://w6ife.com/Page/2GHzContest ]
Γ-óWorldwide Sideband Activity Contest [ https://wwsac.com/rules.html ] Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]

May 29
Γ-óICWC Medium Speed Test [ https://internationalcwcouncil.org/mst-contest/ ]

May 30
Γ-óMini-Test 40 [ http://minitest.narod.ru/ ]
Γ-óMini-Test 80 [ http://minitest.narod.ru/ ]
Γ-óPhone Weekly Test [ http://www.perluma.com/Phone_Fray_Contest_Rules.pdf ] Γ-óOK1WC Memorial (MWC) [ https://memorial-ok1wc.cz/index.php?page=rules2l ] Γ-óCQ WW WPX Contest, CW [ https://www.cqwpx.com/rules.htm ]
Γ-óRSGB 80m Club Championship, CW [ https://www.rsgbcc.org/hf/rules/2025/r80mcc.shtml ]

May 31
Γ-óMIE 33 Contest [ https://www.ztv.ne.jp/isoda/33/annual/48/48rule-e.html ] Γ-óDIG QSO Party, SSB [ http://C:\Users\pbourque\Desktop\Contest Update\ https:\dig-contest.de\rules ]
Γ-óDIG QSO Party, CW [ http://C:\Users\pbourque\Desktop\Contest Update\ https:\dig-contest.de\rules ]
Γ-óGeorge Batterson 1935 QSO Party [ https://www.qsl.net/ve7sl/batterson.html ] Γ-óCWops Test (CWT) [ https://cwops.org/cwops-tests/ ]
Γ-óSKCC Sprint [ https://www.skccgroup.com/operating_activities/weekday_sprint/ ]

June 1
Γ-óIndiana QSO Party [ http://www.hdxcc.org/inqp/rules.html ]
Γ-óNCCC Sprint [ https://ncccsprint.com/rules.html ]
Γ-óBaltic Contest [ http://www.lrsf.lt/en/ ]
Γ-óArkansas QSO Party [ http://www.arkqp.com/ ]
Γ-óUN DX Contest [ http://undxc.kz/rules-eng/ ]
Γ-óNCCC FT4 Sprint [ https://www.ncccsprint.com/ft4ns.html ]
Γ-óWeekly RTTY Test [ https://radiosport.world/wrt.html ]
Γ-óQCX Challenge [ http://www.qrp-labs.com/party.html ]
Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]

June 2
Γ-óHis Majesty King of Spain Contest, CW [ https://concursos.ure.es/en/s-m-el-rey-de-espana-cw/bases/ ]
Γ-óA1Club AWT [ https://a1club.org/contest/awt/ ]

June 3
Γ-óNew England QSO Party [ https://neqp.org/rules/ ]
Γ-óDelaware QSO Party [ https://www.fsarc.org/ ]
Γ-óRSGB 80m Club Championship, Data [ https://www.rsgbcc.org/hf/rules/2025/r80mcc.shtml ]

June 4
Γ-óFeld Hell Sprint [ https://sites.google.com/site/feldhellclub/Home/contests/sprints/full-day-of-hell-sprint ]
Γ-óF9AA Cup, PSK [ https://www.site.urc.asso.fr/index.php/om-yl/concours/trophee-f9aa ]
Γ-óWorldwide Sideband Activity Contest [ https://wwsac.com/rules.html ] Γ-óK1USN Slow Speed Test [ http://www.k1usn.com/sst.html ]

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