Propagation Tool
Help us to continue sharing our dx adventures!
Pages
- 136/14DA001, Martinique, August, 2026
- ABOUT THE DA-RC…
- DA-RC CONTESTS
- DXPEDITION LIST
- 13DA/O-001, Fehmarn Island, June 26-28, 2026
- 144DA/DX, Easter Island, June, 2026
- 157DA0, Montserrat, Jan 2026
- 167DA/DX, Jersey, Oct 2025
- 197DA981, Vanuatu, Holiday Style, Oct 2025
- 242DA/DX, Vietnam, April 2026
- 286DA/SA-005, Robinson Crusoe Island, May 2026
- 32DA/SA-070, Santa Maria Island, Nov 2025
- 337DA0 Austral Islands, Nov 2025
- 341DA/IOTA, Timor-Leste, April, 2026
- 70DA0, American Samoa, Jan 2026
- Maddalena Archipelago (EU-041), July 16-20, 2026
- SHIPWRECKS ON THE AIR (SWOTA)
Recent Comments
- 14AT249 Frédéric on *NOW ACTIVE* 51/14DA011 Cedric, Andorra
- 26DT1256 Martin on *NOW ACTIVE* 51/14DA011 Cedric, Andorra
- 30AT252 Pepe on *NOW ACTIVE* 51/14DA011 Cedric, Andorra
- 26OP035 Gary on *NOW ACTIVE* 51/14DA011 Cedric, Andorra
- 35WR035 Frank on *EDITORIAL* DXpedition Pileups: Time to Split
- 26TE011 Alan on *EDITORIAL* DXpedition Pileups: Time to Split
- 1LR279 Peter on *MEET* 165DA101 Alessandro
- 26TE011 Alan on *COMING SOON* 107DA/DX, Monaco
- W3CMP Chris on *MEET* 30DA016 Dave
- 19AT371 Freddy on *MEET* 19DA256 Twan
197DA/0 Vanuatu
341DA/0 East Timor
217DA/0 Christmas Island
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DX Resources Archive
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![The Q-code is a standardised collection of three-letter message encodings used during radio communications all starting with the letter ‘Q’. Initially developed for commercial radiotelegraph comms when radio used Morse […]](https://www.delta-alfa.com/wp-content/uploads/2008/10/2748005768_367db89af0_o-115x115.jpg "*DX RESOURCES* Q-Codes")
*DX RESOURCES* Q-Codes
Posted on November 16, 2018 | No CommentsThe Q-code is a standardised collection of three-letter message encodings used during radio communications all starting with the letter ‘Q’. Initially developed for commercial radiotelegraph comms when radio used Morse […] -
![CQ, CQ DX, CQ ZELLO APP!” With the onset of Solar Cycle 25 resembling a spluttering F1 motor, Dx Adventure Radio Club (DA-RC) members have been craving for a reliable […]](https://www.delta-alfa.com/wp-content/uploads/2018/09/Zello_PTT-app_0-e1536360134272-115x115.jpg "*DX RESOURCE* DA-RC on Zello")
*DX RESOURCE* DA-RC on Zello
Posted on September 8, 2018 | No CommentsCQ, CQ DX, CQ ZELLO APP!” With the onset of Solar Cycle 25 resembling a spluttering F1 motor, Dx Adventure Radio Club (DA-RC) members have been craving for a reliable […] -
![DX Zone is a portal dedicated to ham radio (amateur radio) with a human edited links directory dedicated to long-distance and two-way radio communications. It currently lists 20,000+ links organized into […]](https://www.delta-alfa.com/wp-content/uploads/2017/11/fb-dxzone-cover-115x115.jpg "*DX RESOURCE* The DXZone")
*DX RESOURCE* The DXZone
Posted on November 19, 2017 | No CommentsDX Zone is a portal dedicated to ham radio (amateur radio) with a human edited links directory dedicated to long-distance and two-way radio communications. It currently lists 20,000+ links organized into […] -
![The basement price of the Aussie dollar against the greenback in recent times has dictated that radio comms enthusiasts in the Oceania/Pacific region have had to seek alternative, more locally […]](https://www.delta-alfa.com/wp-content/uploads/2017/09/Picture13-115x115.png "*PRODUCT WATCH* DUORO Antennas")
*PRODUCT WATCH* DUORO Antennas
Posted on September 24, 2017 | No CommentsThe basement price of the Aussie dollar against the greenback in recent times has dictated that radio comms enthusiasts in the Oceania/Pacific region have had to seek alternative, more locally […] -
![One of the most fascinating propagational irregularities is the effect of the grey line on HF radio comms. Ham, CB and 11m radio ops, as well as shortwave listeners, can […]](https://www.delta-alfa.com/wp-content/uploads/2017/09/44-115x115.png "*DX RESOURCE* Grey line Prop – How it Works")
*DX RESOURCE* Grey line Prop – How it Works
Posted on September 18, 2017 | No CommentsOne of the most fascinating propagational irregularities is the effect of the grey line on HF radio comms. Ham, CB and 11m radio ops, as well as shortwave listeners, can […] -
![Purchasing new radio equipment (e.g. transceivers, antennas, accessories, etc.) can be tricky business indeed. Having to rely on product info statements in magazines (i.e. ads), media releases on websites and […]](https://www.delta-alfa.com/wp-content/uploads/2017/09/Picture21-115x115.png "*DX RESOURCE* eHam Reviews")
*DX RESOURCE* eHam Reviews
Posted on September 18, 2017 | No CommentsPurchasing new radio equipment (e.g. transceivers, antennas, accessories, etc.) can be tricky business indeed. Having to rely on product info statements in magazines (i.e. ads), media releases on websites and […] -
![Available through Icom America, ‘The Adventures of Zack and Max’ are a series of highly entertaining comic books with a ham radio theme for children (or adults hihi). Beautifully illustrated […]](https://www.delta-alfa.com/wp-content/uploads/2017/09/Comics-115x115.png "*DX RESOURCES* Ham Radio Comics")
*DX RESOURCES* Ham Radio Comics
Posted on September 15, 2017 | No CommentsAvailable through Icom America, ‘The Adventures of Zack and Max’ are a series of highly entertaining comic books with a ham radio theme for children (or adults hihi). Beautifully illustrated […] -
![Members of the Dx Adventure Radio Club (DA-RC) find Google Maps Distance Calculator to be an effective shack and DXpedition tool. You can use the Google Maps Distance Calculator to find […]](https://www.delta-alfa.com/wp-content/uploads/2014/09/Screenshot-2013-05-15-at-12.23.54-AM-1-115x115.jpg "*DX RESOURCE* Distance Calculator, Google Maps")
*DX RESOURCE* Distance Calculator, Google Maps
Posted on September 27, 2014 | 1 CommentMembers of the Dx Adventure Radio Club (DA-RC) find Google Maps Distance Calculator to be an effective shack and DXpedition tool. You can use the Google Maps Distance Calculator to find […] -
![As well as supplying some of the world’s best rigs and radio DXcessories, ICOM further demonstrates its commitment to our ham radio hobby by offering a number of FREE downloadable […]](https://www.delta-alfa.com/wp-content/uploads/2014/09/icom-7600ge-115x115.jpg "*DX RESOURCE* FREE ICOM Goodies")
*DX RESOURCE* FREE ICOM Goodies
Posted on September 5, 2014 | 1 CommentAs well as supplying some of the world’s best rigs and radio DXcessories, ICOM further demonstrates its commitment to our ham radio hobby by offering a number of FREE downloadable […] -
![Please see above a diagram for a 4 element quad provided by DX Adventure Radio Club (DA-RC) member and antenna expert 19DA109 Marcel in the Netherlands. This ‘weapon’ is for use […]](https://www.delta-alfa.com/wp-content/uploads/2014/02/Cubical_Quad_Plans-115x115.jpg "*PRODUCT WATCH* 2m Quad Antenna")
*PRODUCT WATCH* 2m Quad Antenna
Posted on February 24, 2014 | 2 CommentsPlease see above a diagram for a 4 element quad provided by DX Adventure Radio Club (DA-RC) member and antenna expert 19DA109 Marcel in the Netherlands. This ‘weapon’ is for use […]