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-- July 2021 Contest Calendar --

Date and TimeContestCategories
01 0000z - 31 2359z50Mhz Marathon - Memorial Roberto
Rossi I5RRE
Mix/SOHP/SOLP
01 0000z - 31 2400zEuCW Snakes & Ladders Activity
Summer/Autumn Season
 (1)
160-2m CW/QRP/QRO
01 0000z - 31 2359zNAQCC July ChallengeCW Only/QRP/QRO
01 0000z - 2359zRAC Canada Day Contest  160-2mSO/MO/HP/LP/QRP
01 0000z - 31 2359zUKSMG Six Metre MarathonSO/All Modes/Open
01 0001z - 2359zFISTS Mechanical Key Days (MKD)CW/FISTS/NON-FISTS
01 1700z - 2100zNRAU 10m Activity ContestCW/SSB/FM/Digital
01 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
01 1900z - 2100zSKCC Straight Key Sprint Europe  160-6mCW/HP/LP/QRP
02 0145z - 0215zNCCC RTTY SprintDupes OK/160-15m
02 0230z - 0300zNCCC Sprint (NS)NS rules/160-15m
02 2000z - 2100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
03 0400z - 04 1559zIAFA DAY Contest  80-10mSO/MO/CW, SSB, Digital
03 1100z - 04 1059zDL-DX RTTY ContestSO/MO/Only (Baudot) RTTY
03 1400z - 04 1400zEDR Nordic July ContestSO/MO/6m & Up
03 1400z - 04 1400zIRTS VHF/UHF Field Day  50-1296 MHzCW/SSB/FM/Open
03 1400z - 04 1359zMarconi Memorial HF CW ContestSOHP/SOLP/SOQRP/MO
03 1400z - 04 1400zRSGB National VHF Field DayOpen/Restricted/LP
03 1400z - 04 1359zYO-DX V/U/SHF ContestCW/Phone/2m & Up
03 1500z - 04 1500zOriginal QRP ContestCW/SO/80-20m
03 1600z - 1959zRTTYops Weekend Sprint  80-10mSO/MO/HP/LP/QRP
03 2000z - 04 1959z
(6 hour block)
070 Club 40m Firecracker SprintPSK31/100w max
04 1100z - 1500zRSGB 3rd 144MHz BackpackersSO/All Mode/3W-10W
05 0000z - 0100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
05 1600z - 1900zCZ-EPC ActivityB(Q)PSK31/63/125
05 1630z - 1729zMemorial OK1WC Activity  80m, 40mSO/SSB/CW/LP/QRP
05 1900z - 2030zRSGB 80m Club ChampionshipsCW/100w max/QRP
05 1930z - 2030zOK 160M Activity ContestSO SSB/LP/QRP/SWL
06 0001z - 2400zFISTS (NA) Tuesday Activity Day  80-10mCW/FISTS/NON-FISTS
06 0100z - 0300zARS Spartan SprintCW - QRP Only
06 1700z - 2059zLY 144MHz Activity ContestCW/SSB/FM/Open
06 1700z - 2100zNRAU 144MHz Activity ContestSO/MO/Open
06 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
06 1700z - 2100zSPAC 144MHz ContestCW/Phone/Open
06 1900 - 2300
Local Time
Global Mountain Activity Contest144MHz/Phone/CW
06 1900z - 2130zRSGB 144MHz UKACSO/Fixed/Open
07 0230z - 0300zPhone Fray Contest  160-15mSO/SSB/100W max.
07 1300z - 1400zCWops Mini-CWT  (1) 160-10mSO/QRO/QRP
07 1800z - 2000zMOON Contest 144MHzCW/Digital/FM/SSB
07 1900z - 2000zCWops Mini-CWT  (2) 160-10mSO/QRO/QRP
08 0300z - 0400zCWops Mini-CWT  (3) 160-10mSO/QRO/QRP
08 1700z - 2059zLY 50MHz Activity ContestCW/SSB/FM/Open
08 1700z - 2100zNRAU 50MHz Activity ContestSO/MO/Open
08 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
08 1700z - 2100zSPAC 50MHz ContestCW/SSB/FM/Open
08 1900z - 2130zRSGB 50MHz UKACSO Fixed/Open
09 0145z - 0215zNCCC RTTY SprintDupes OK/160-15m
09 0230z - 0300zNCCC Sprint (NS)NS rules/160-15m
09 2000z - 2100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
10 0000z - 2359zSARL RaDAR ChallengeCW/SSB/Digi/SO/MO
10 0000z - 11 2400zVERON SLP Contest  (5)SWL
10 0001z - 11 2359z10-10 International Weak Signal
QSO Party
FT4/FT8/JT65/JS8CALL
10 0600z - 0659zPGA-TEST Contest  80m Open (7)SOLP/CW/SSB
10 1200z - 11 1200zIARU HF Championship 160-10mMix/SO/MO/QRO/QRP
10 1200z - 11 2359zSKCC Weekend Sprintathon160-6m/CW/HP/LP/QRP
10 1600z - 1959zRTTYops Weekend Sprint  80-10mSO/MO/HP/LP/QRP
10 1800z - 11 0600zNorth American RTTY QSO PartySO/MO/100w max
11 0800z - 1500zContest Lario 50 MHzSO/MO/CW/SSB
11 1400z - 1600zFISTS Activity Ladder  (1)CW/FISTS/NON-FISTS
11 1800z - 2000zFISTS Activity Ladder  (2)CW/FISTS/NON-FISTS
12 0000z - 0200zFour States QRP Group 2nd Sunday
Sprint
CW/SSB/160-10m
12 0000z - 0100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
12 1630z - 1729zMemorial OK1WC Activity  80m, 40mSO/SSB/CW/LP/QRP
12 1930z - 2030zOK 160M Activity ContestSO CW/LP/QRP/SWL
13 0001z - 2400zFISTS (NA) Tuesday Activity Day  80-10mCW/FISTS/NON-FISTS
13 1700z - 2059zLY 432MHz Activity ContestCW/SSB/FM/Open
13 1700z - 2100zNRAU 432MHz Activity ContestSO/MO/Open
13 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
13 1700z - 2100zSPAC 432MHz ContestCW/Phone/Open
13 1900z - 2130zRSGB 432MHz UKACSO Fixed/Open
14 0230z - 0300zPhone Fray Contest  160-15mSO/SSB/100W max.
14 1300z - 1400zCWops Mini-CWT  (4) 160-10mSO/QRO/QRP
14 1800z - 2000zMOON Contest 432MHzCW/Digital/FM/SSB
14 1900z - 2000zCWops Mini-CWT  (5) 160-10mSO/QRO/QRP
14 1900z - 2030zRSGB 80m Club ChampionshipsSSB/100w max/QRP
15 0300z - 0400zCWops Mini-CWT  (6) 160-10mSO/QRO/QRP
15 1700z - 2100zNRAU 70MHz Activity ContestSO/MO/Open
15 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
15 1700z - 2100zSPAC 70MHz ContestCW/Phone/Open
15 1900z - 2130zRSGB 70MHz UKACSO Fixed/Open
16 0145z - 0215zNCCC RTTY SprintDupes OK/160-15m
16 0230z - 0300zNCCC Sprint (NS)NS rules/160-15m
16 2000z - 2100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
17 1000z - 2159zYOTA Contest  (2)  80-10mCW/SSB/SO/MO/SWL
17 1200z - 18 1200zDMC RTTY ContestSO/MO/LP/HP/80-10m
17 1200z - 1359zFeld-Hell 'Early Bird' Sprint 160-6mAll modes of Hell
17 1200z - 1330zSARL Winter QRP ContestMix/CW/SSB/5w
17 1400z - 2300z
17 0600z - 1359z
National CW Contest (CNCW)  80-10mSO/MO/HP/LP/QRP
17 1400z - 2000zRSGB 70MHz Trophy ContestSO/Fixed/Open
17 1600z - 1959zRTTYops Weekend Sprint  80-10mSO/MO/HP/LP/QRP
17 1800z - 18 2100zCQ WW VHF ContestSO/MO/Rover/QRP
18 0001z - 2400zFISTS (NA) Get Your Feet Wet Day  80-40mCW/FISTS/NON-FISTS
18 0600z - 0959zUSKA National Mountain DayCW Only/NMD
18 0900z - 1200zRSGB Low Power Contest  (1)SO/MO/CW/10w/3w
18 1300z - 1600zRSGB Low Power Contest  (2)SO/MO/CW/10w/3w
18 2000z - 2159zGreat Colorado Gold Rush20m/CW/5W max
19 0000z - 0100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
19 0100z - 0300zRun for the Bacon ContestCW/QRP/AB/SB
19 1630z - 1729zMemorial OK1WC Activity 80m, 40mSO/SSB/CW/LP/QRP
20 0001z - 2400zFISTS (NA) Tuesday Activity Day  80-10mCW/FISTS/NON-FISTS
20 1700z - 2059zLY 1.3GHz & Up Activity ContestCW/SSB/FM/Open
20 1700z - 2100zNRAU 1.3GHz Activity ContestSO/MO/Open
20 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
20 1700z - 2100zSPAC 1.3GHz ContestCW/Phone/Open
20 1900z - 2130zRSGB 1.3GHz UKACSO Fixed/Open
21 0230z - 0300zPhone Fray Contest  160-15mSO/SSB/100W max.
21 1300z - 1400zCWops Mini-CWT  (7) 160-10mSO/QRO/QRP
21 1800z - 2000zMOON Contest 50MHzCW/SSB/Digital
21 1900z - 2000zCWops Mini-CWT  (8) 160-10mSO/QRO/QRP
22 0030z - 0230zNAQCC Straight Key/Bug SprintCW Only/QRP/QRO
22 0300z - 0400zCWops Mini-CWT  (9) 160-10mSO/QRO/QRP
22 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
22 1900z - 2030zRSGB 80m Club ChampionshipsData/100w max/QRP
23 0145z - 0215zNCCC RTTY SprintDupes OK/160-15m
23 0230z - 0300zNCCC Sprint (NS)NS rules/160-15m
23 2000z - 2100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
24 0600z - 0659zPGA-DIGI Contest 80m Open (7) SOLP/PSK63/RTTY
24 1200z - 25 1200zIOTA SWL ContestSWL/CW/SSB/Mix
24 1200z - 25 1200zRSGB IOTA ContestCW/SSB/SO/MO
24 1600z - 1959zRTTYops Weekend Sprint  80-10mSO/MO/HP/LP/QRP
25 0700z - 1200zField Day Ciociaria VHF 144MHzCW/SSB/Fixed/Portable
25 1400z - 1600zFISTS Activity Ladder  (3)CW/FISTS/NON-FISTS
25 1700z - 2100zARS Flight of the Bumblebees40-10m/QRP/CW
25 1800z - 2000zFISTS Activity Ladder  (4)CW/FISTS/NON-FISTS
26 0000z - 0100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
26 1300z - 1400zQCX CW Challenge  (1)CW/80-20m/QRP/QRO
26 1630z - 1729zMemorial OK1WC Activity 80m, 40mSO/SSB/CW/LP/QRP
26 1900z - 2000zQCX CW Challenge  (2)CW/80-20m/QRP/QRO
26 1900z - 2030zRSGB FT4 Contest  80m/40m/20mSO/MO/100W/10W
27 0001z - 2400zFISTS (NA) Tuesday Activity Day  80-10mCW/FISTS/NON-FISTS
27 0300z - 0400zQCX CW Challenge  (3)CW/80-20m/QRP/QRO
27 1700z - 2059zLY 2.4GHz & Up Activity ContestCW/SSB/FM/Open
27 1700z - 2100zNRAU Microwave Activity ContestSO/MO/Open
27 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
27 1700z - 2100zThe 50MHz Open CumulativeSO/MO/LP/MP/HP
27 1900z - 2130zRSGB SHF UKACSO Fixed/Open
28 0000z - 0200zSKCC Straight Key Sprint160-6m/CW only
28 0230z - 0300zPhone Fray Contest  160-15mSO/SSB/100W max.
28 1300z - 1400zCWops Mini-CWT  (10) 160-10mSO/QRO/QRP
28 1900z - 2000zCWops Mini-CWT  (11) 160-10mSO/QRO/QRP
29 0300z - 0400zCWops Mini-CWT  (12) 160-10mSO/QRO/QRP
29 1700z - 1900zRTTYops Weeksprint80-20m/HP/LP/QRP
30 0145z - 0215zNCCC RTTY SprintDupes OK/160-15m
30 0230z - 0300zNCCC Sprint (NS)NS rules/160-15m
30 2000z - 2100zK1USN Slow Speed CW Test160-20m/CW (Max. 20wpm)
31 0000z - 2359zWAA FDOH Sprint
July "Full Day of Hell"
160-6m
All modes of Hell
31 1400z - 1 Aug 0400z
1 August 1400z - 2000z
Missouri QSO Party  160m-70cmMix/SO/MO/Rover
31 1400z - 1800zRSGB 4th 144MHz BackpackersSO/All Modes/3W-10W
31 1400z - 2000zRSGB 144MHz Low Power ContestSO/SF/Open
31 1600z - 1959zRTTYops Weekend Sprint  80-10mSO/MO/HP/LP/QRP