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Subject: The Weekly ARRL Letter Date: Fri Sep 24 2021 09:05 am
From: Sean Dennis To: All

   The ARRL Letter                                                         
   September 23, 2021                                                      
                                                                           
     * ARRL, RSGB Announce Joint Events to Celebrate Centenary of Ham       
       Radio Transatlantic Success                                          
     * Clear Frequencies Requested for Possible Nicaragua Earthquake        
       Traffic                                                              
     * Radio Amateurs on Standby Following Volcanic Eruption in the         
       Canaries                                                            
     * ARRL Podcasts Schedule                                              
     * Registration Opens for US Amateur Radio Direction Finding           
       Championships                                                       
     * ARRL Learning Network Webinars                                      
     * Open-Source Amateur Satellite Work Not Subject to Export            
       ministration Regulation                                           
     * Amateur Radio in the News                                           
     * IARU Region 3 Considers Significant Expansion of HF Digital         
       Segments                                                            
     * Announcements                                                       
     * AWA Video: SSB was Slow to Catch On as a Ham Radio Mode             
     * The K7RA Solar Update                                               
     * Just Ahead in Radiosport                                            
     * Upcoming ARRL Section, State, and Division Conventions              
   ARRL, RSGB Announce Joint Events to Celebrate Centenary of Ham Radio    
   Transatlantic Success                                                   
                                                                           
   ARRL and the Radio Society of Great Britain will jointly sponsor events 
   to celebrate the achievement of transatlantic communications by radio   
   amateurs 100 years ago.                                                 
                                                                           
   In December 1921, ARRL sent Paul F. Godley, 2ZE, as its representative  
   to listen for amateur signals from North America during the Second      
   Transatlantic Tests. Setting up his listening station in Ardrossan, on  
   the west coast of Scotland, Godley received the signals of more than 2  
   dozen US amateur radio stations, the first on December 12 (UTC) from    
   1BCG in Connecticut, operated by members of the Radio Club of America.  
   The message read: "Nr 1 NY ck 12 to Paul Godley, Ardrossan, Scotland.   
   Hearty Congratulations. (Signed) Burghard Inman Grinan Armstrong Amy    
   Cronkhite."                                                             
                                                                           
   These successful transatlantic tests and the ones that followed spurred 
   technological advances and new global wireless distance records.        
   Several amateur radio operating events this year and next will          
   commemorate the centenary of these significant milestones that heralded 
   the dawn of two-way international amateur radio communication.          
                                                                           
   ARRL and RSGB will activate special event stations for 6 hours (0200 -  
   0800 UTC) on December 12 for the 160-meter Transatlantic Centenary QSO  
   Party. RSGB will activate GB2ZE from Scotland, with a team of stations  
   from the GMDX Group sharing operating duties. ARRL will activate W1AW.  
   The stations will operate only on CW. If transatlantic propagation      
   holds up, the stations may continue to operate beyond 0800 UTC.         
                                                                           
   Paul Godley, 2ZE                                                        
                                                                           
   The GMDX Group of Scotland will award a quaich -- a traditional         
   Scottish drinking cup representing friendship -- to the first stations  
   in North America and the UK to complete contacts with both W1AW and     
   GB2ZE during the QSO party. A commemorative certificate will be         
   available for download.                                                 
                                                                           
   RSGB and ARRL are also organizing an international amateur radio        
   marathon on the HF bands to commemorate transatlantic tests held        
   between 1921 and 1923. The Transatlantic Centenary Marathon will take   
   place in December 2022. The objective will be to mark these historic    
   events by encouraging all radio amateurs to get on the air. Event       
   details are pending.                                                    
                                                                           
   ARRL and RSGB have assembled a list of stations and groups that are     
   also organizing events and activities to celebrate 100 years of amateur 
   radio transatlantic communication. For more information, visit          
   arrl.org/transatlantic and rsgb.org/transatlantic-tests. The sites also 
   include links to many previously published articles and presentations   
   covering the historic tests.                                            
                                                                           
   ditional events and commemorations include:                           
     * Radio Club of America (RCA) Transatlantic QSO Party, 1200 UTC on    
       November 13 to 0400 UTC on November 14, 2021 (16 hours total). The  
       QSO party commemorates the contribution of members of the Radio     
       Club of America who constructed and operated the 1BCG transmitter   
       site in Greenwich, Connecticut, that sent the first message         
       received by Paul Godley, 2ZE, in Scotland.                          
     * W1AW Commemorative Transatlantic QSL Card.  Stations making contact 
       with the Hiram Percy Maxim Memorial Station, W1AW, between December 
       11, 2021, and December 31, 2022, qualify to receive a commemorative 
       W1AW QSL card. US stations should QSL with a self-addressed,        
       stamped envelope; international stations should QSL via the Bureau. 
     * The 2021 ARRL 160-Meter Contest, 2200 UTC on December 3 - 1559 UTC  
       on December 5. This 42-hour, CW-only contest is most similar to the 
       original Transatlantic Tests of the early 1920s. Stations in the US 
       and Canada work each other as well as DXCC entities. RSGB is        
       planning to activate one of the original call signs used in the     
       Transatlantic Tests, with up to seven different prefixes from the   
       UK and Crown Dependencies. Look for G6XX (England); GD6XX (Isle of  
       Man); GI6XX (Northern Ireland); GJ6XX (Jersey); GM6XX (Scotland);   
       GU6XX (Guernsey), and GW6XX (Wales).                                
     * Special Event GB1002ZE, December 1 - 26, 2021. The Crocodile Rock   
       Amateur Group (CRAG) based near Ardrossan, Scotland, will activate  
       the special event station GB1002ZE to commemorate the successful    
       reception of amateur transatlantic signals by Paul Godley, 2ZE, in  
       1921. The RSGB encourages stations in the UK and Crown Dependencies 
       to append the suffix "/2ZE" to their station's normal call sign     
       throughout the period, as authorized by UK regulator Ofcom.         
                                                                           
   Clear Frequencies Requested for Possible Nicaragua Earthquake Traffic   
                                                                           
   IARU Region 2 Emergency Coordinator Carlos Alberto Santamaría González, 
   CO2JC, has requested that radio amateurs in Central America avoid 7098  
   and 7198 kHz in the wake of an earthquake at 0957 UTC Wednesday in      
   Nicaragua.                                                              
                                                                           
   The US Geological Survey (USGS) said the magnitude 6.5 earthquake has   
   also affected Belize, Costa Rica, El Salvador, Guatemala, and Honduras. 
   The earthquake was followed by another 4.0 temblor and other            
   aftershocks of less intensity, as confirmed by Juan de la Cruz          
   Rodríguez Pérez, YN1J, President and National Emergency Coordinator of  
   the Club de Radioexperimentadores de Nicaragua (CREN). CREN is the      
   International Amateur Radio Union (IARU) member-society for Nicaragua.  
                                                                           
   The earthquake occurred offshore some 60 miles from Chinandega and      
   approximately 52 miles southwest of the resort town of Jiquilillo,      
   Nicaragua. The USGS said the quake occurred in the North Pacific at a   
   depth of approximately 20 miles.                                        
                                                                           
   According to the Nicaraguan Institute for Territorial Studies, the      
   event was related to the tectonic processes of the collision between    
   the Cocos and Caribbean tectonic plates.                                
                                                                           
   Emergency communicator Juan de la Cruz, YN1J, requested the frequency   
   protection.                                                             
                                                                           
   No tsunami warning has been issued, and there have been no immediate    
   reports of damage.                                                      
                                                                           
   According to the USGS, "Little or no landsliding is expected, but some  
   landslides could have occurred in highly susceptible areas." And, "The  
   number of people living near areas that could have produced landslides  
   in this earthquake is low, but landslide damage or fatalities are still 
   possible in highly susceptible areas. This is not a direct estimate of  
   landslide fatalities or losses."                                        
                                                                         
   Radio Amateurs on Standby Following Volcanic Eruption in the Canaries   
                                                                           
   The Cumbre Vieja volcano on La Palmas in Spain's Canary Islands erupted 
   for the first time in 50 years on Sunday, September 19, following an    
   increase in seismic activity over the previous 7 days. The lava flow    
   has  triggered the evacuation of more than 6,000 people so far.         
   Authorities have deployed all the resources of the Canary Islands       
   Government, as well as military support from the mainland, to manage    
   the situation. In order to facilitate communication into and out of the 
   area, EMCOM-SPAIN has asked that the IARU Emergency Center of Activity  
   Frequencies be kept clear in case the situation worsens: 3.760 MHz;     
   7.110 MHz; 14.300 MHz, and 21.360 MHz. -- Thanks to IARU Region 1       
   ARRL Podcasts Schedule                                                  
                                                                           
   The latest episode of the On the Air podcast (Episode 21) features a    
   chat with Steve Goodgame, K5ATA, about the new edition of The ARRL      
   Handbook and how it can be useful to new hams.                          
                                                                           
   The latest edition of Eclectic Tech (Episode 43) debuts on Thursday,    
   September 23. It is a chat with Glen Popiel, KW5GP, about his new ARRL  
   book More Arduino for Amateur Radio.                                    
                                                                           
   The On the Air and Eclectic Tech podcasts are sponsored by Icom. Both   
   podcasts are available on iTunes (iOS) and Stitcher (Android) as well   
   as on Blubrry -- On the Air | Eclectic Tech.                            
                                                                         
   Registration Opens for US Amateur Radio Direction Finding Championships 
                                                                           
   Registration is now open for the 2021 US and IARU Region 2              
   Championships of Amateur Radio Direction Finding (ARDF), set for        
   October 13 - 17. Competition venues will be near Asheboro, North        
   Carolina. Postponed from 2020, these championships will be conducted in 
   accordance with CDC COVID-19 guidelines.                                
                                                                           
   "The US ARDF Championships are an ideal opportunity to watch and learn  
   from the best radio-orienteers in the US," said ARRL ARDF               
   Co-coordinator Charles Scharlau, NZ0I. "Winners who qualify by          
   citizenship or residence may be selected for positions on ARDF Team US, 
   which will travel to Serbia for the 2022 ARDF World Championships."     
                                                                           
   Wednesday, October 13, will be a model event for equipment testing and  
   a competitor briefing. Thursday, October 14, will be devoted to the     
   Sprint championship, a short course with 12-second fox transmissions    
   instead of the usual 60 seconds.                                        
                                                                           
   Classic 2-meter and 80-meter competitions will take place on Friday and 
   Sunday. Between the days of classic competitions will be Foxoring, a    
   combination of radio direction-finding and classic orienteering, held   
   on Saturday morning. An outdoor pizza picnic will be held on Saturday   
   evening. Presentation of medals for foxoring, sprint, and Friday's      
   classic event take place at the picnic. Awards for Sunday's Classic     
   competition will be presented immediately after the competition.        
                                                                           
                                      Postponed in 2020, the 2021 ARDF USA 
                                      Championships will take place        
                                      October 13 - 17 in North Carolina.   
                                                                           
   Three optional practice days are planned for Sunday through Tuesday,    
   October 10 - 12, just prior to the championships. A practice event on   
   Sunday in Chapel Hill, North Carolina, will provide the experience of a 
   full ARDF course in a friendly environment, with the clock as the only  
   opponent. The practices on Monday and Tuesday will be held in Durham,   
   North Carolina, and will offer informal sessions in which the           
   participants help with setting the transmitters in the woods.           
                                                                           
   Experienced radio orienteers and event organizers from the Backwoods    
   Orienteering Klub (BOK) will organize the 2021 US and IARU Region 2     
   Championships. An email reflector is available for questions and        
   answers with the organizers, as well as for coordinating transportation 
   and arranging equipment loans. -- Thanks to Joe Moell, K0OV Read an     
   expanded version.                                                       
   ARRL Learning Network Webinars                                          
                                                                           
   Visit the ARRL Learning Network (a members-only benefit) to register,   
   check on upcoming webinars, and to view previously recorded sessions.   
                                                                           
   ARRL members may register for upcoming presentations and view           
   previously recorded Learning Network webinars. ARRL-affiliated radio    
   clubs may also use the recordings as presentations for club meetings,   
   mentoring new and current hams, and discussing amateur radio topics.    
                                                                           
   Working the Pileup, presented by Ron Delpiere-Smith, KD9IPO / Tuesday,  
   October 5, 2021 @ 1:00 pm EDT (1700 UTC)                                
                                                                           
   Ron Delpiere-Smith, KD9IPO, Vice President of the Chicago Suburban      
   Radio Association and an ARRL Assistant Section Manager in Illinois,    
   will offer an enlightening discussion on working a pileup from both     
   sides of the contact. Whether your interest lies in ARRL Field Day,     
   contesting, special events, or rare DX, this is a must-see              
   presentation. Ron will discuss search-and-pounce and running            
   techniques, when to use them, and some tips on working them to your     
   advantage.                                                              
                                                                           
   The ARRL Learning Network schedule is subject to change.                
                                                                         
   Open-Source Amateur Satellite Work Not Subject to Export ministration 
   Regulation                                                              
                                                                           
   CEO Michelle Thompson, W5NYV, reports that Open Research Institute      
   (ORI) received an advisory opinion from the US Commerce Department      
   Bureau of Industry and Security (BIS) on September 2, confirming that   
   public internet posts regarding open-source amateur satellite           
   communications work are not subject to the Export ministration        
   Regulation (EAR). ORI was founded in March 2018 by Bruce Perens, K6BP,  
   in order to provide a formal structure for open-source satellite work.  
   Prior work by ORI established that open-source amateur satellite        
   communications work was free of International Traffic in Arms           
   Regulations (ITAR).                                                     
                                                                           
   "This is a significant regulatory success for open-source amateur       
   satellite work and open source in general," Thompson said. In a later   
   post on the ORI site, Thompson said ITAR and EAR have had a dramatic    
   effect on both commercial and amateur satellite work since the 1990s.   
   "The regulations are blamed for a significant decline in US market      
   share for satellite systems and halted highly successful international  
   amateur collaborations," she wrote.                                     
                                                                           
                                                   ORI CEO Michelle        
                                                   Thompson, W5NYV.        
                                                                           
   Open-source work that is published as it is created and is freely       
   available to the general public at no cost is not subject to ITAR or    
   EAR, Thompson said.                                                     
                                                                           
   ORI's work was funded by ARDC, with legal assistance provided by        
   Thomsen and Burke LLP. All documents and links to presentations about   
   the work are available.                                                 
                                                                           
   "Thank you to those who have supported and assisted ORI during the many 
   stages of this successful regulatory endeavor," Thompson said. "ORI     
   will build upon this work to advance the aims and purposes of           
   open-source amateur satellites."                                        
                                                                           
   Visit the ORI website's "Getting Started" page to get involved. Read an 
   expanded version.                                                       
   Amateur Radio in the News                                               
                                                                           
   ARRL Public Information Officers, Coordinators, and many other          
   member-volunteers help keep amateur radio and ARRL in the news.         
     * The Quietest Place in America / Green Bank, West Virginia from      
       LethbridgeNewsNow (Alberta, Canada) September 21, 2021              
                                                                           
   Share any amateur radio media hits you spot with us.                    
                                                                         
   IARU Region 3 Considers Significant Expansion of HF Digital Segments    
                                                                           
   The IARU Region 3 (Asia) online conference hosted by Thailand's IARU    
   member-society RAST wraps up on September 23. One topic discussed was a 
   proposed HF band plan. Among the problems the planners seek to address  
   is the use of bandwidth as a defining transmission characteristic.      
   Following the revision of the tools used to describe HF amateur band    
   plans, a joint tri-region IARU committee developed a proposal for       
   revision of the data segments of the HF amateur band plans.             
                                                                           
   The changes proposed include a significant expansion of digital mode    
   segments. These revisions address several areas, including global HF    
   amateur band plan segment harmonization.                                
                                                                           
   Other factors include:                                                  
     * separation of "conversational" and time-synchronized digital        
       activity                                                            
     * band plan segment expansions in support of time-synchronized        
       transmission mode capacity demands (mostly trading with now lesser  
       used RTTY subbands)                                                 
     * more effective separation of voice and data modes on 40 meters      
     * relocation of the IARU Region 3 EmComm SSB frequency from 3600 to   
       3680 kHz                                                            
     * relocation of the global 20-meter slow-scan TV (SSTV) frequency     
       from 14,230 kHz to 14,330 kHz                                       
     * relocation of Japan's domestic 40-meter FT8 frequency from 7041 to  
       7037 kHz (dial) to provide for a global narrowband conversational   
       modes (e.g., PSK) segment between 7040 and 7044 kHz in alignment    
       with existing Region 1 arrangements to replace the 7070 - 7074 kHz  
       segment in Region 2, and recognition of 7040 - 7060 plus 7065 -     
       7080 kHz as the new 40-meter data segment with voice operation,     
       reduced to secondary status between 7060 and 7070 kHz.              
                                                                           
   Documents are available from the Region 1 Conference website. Special   
   event station HS18IARU was on the air during the conference.            
   Announcements                                                           
     * The International DX Association (INDEXA) will support the 3Y0J     
       DXpedition to Bouvet Island in November-December 2022 with a grant  
       of $15,000.                                                         
     * PACIFICON 2021, which will host the ARRL Pacific Division           
       Convention, is set for October 15 -17, sponsored by Mount Diablo    
       Amateur Radio Club. The event will take place at the San Ramon      
       Marriott Hotel, 2600 Bishop Drive, San Ramon, California.           
     * The Arizona Association for Summits on the Air (SOTA) will host the 
       4th annual 10-Point s2s Madness event on Saturday, October 2, 1400  
       - 2359 UTC. In this event, multiple hams simultaneously operate     
       mountaintop portable on 10-point summits. Hams can participate as   
       activators or chasers; add your information to the Alerts section   
       on the SOTA website if you plan to activate. The same website will  
       display the spots on the day of the event, if you are a chaser. In  
       the past, 25 - 30 activators are on a 10-point summit at the same   
       time. For more information, contact Pete Scola, WA7JTM, or search   
       social media for the hashtag #TenPointMadness.                      
     * The Central Arizona DX Association will have the call sign K7UGA on 
       the air October 4 - 8. K7UGA was the call sign of Arizona US        
       Senator Barry Goldwater, who was also the 1964 Republican Party     
       presidential candidate. K7UGA will be on all bands and modes. QSL   
       via K7BHM with an SASE.                                             
     * Lance Collister, W7GJ, will undertake a 6-meter DXpedition to the   
       Austral and Marquesas Islands. He'll spend October 15 - 24 as       
       FO/W7GJ on the Australs, and October 28 - November 7 as TX7MB on    
       the Marquesas. He is planning to use the Q65-60A for all 6-meter    
       moonbounce activity and FT8 for terrestrial contacts.               
     * Members of the Russian Robinson Club will celebrate the 60th        
       anniversary of the Antarctic Treaty signing with special call signs 
       R60ANT, RA60ANT, RB60ANT, RC60ANT, RG60ANT, RJ60ANT, RK60ANT,       
       RL60ANT, RN60ANT, RT60ANT, RU60ANT, RZ60ANT, and RI60ANT, between   
       October 1 and December 31.                                          
                                                                           
     -------------------------------------------------------------------   
                                                                           
   AWA Video: SSB was Slow to Catch On as a Ham Radio Mode                 
                                                                           
   Hams are often early adopters of new technology, such as FT8, but this  
   was not the case with single sideband (SSB) amplitude modulation. First 
   referenced in Major General George Squier's 1911 patent that had        
   nothing to do with RF applications, SSB didn't really catch on as a     
   popular ham radio phone mode until the 1960s.                           
                                                                           
   Antique Wireless Association (AWA) museum curator Ed Gable, K2MP,       
   recounted "The History of Single Sideband" as part of the inaugural     
   "AWA Shares" program, presented on August 19. Gable described Squier as 
   an "early idea man" in the history of SSB at a time when hams had       
   hardly adopted AM in any form.                                          
                                                                           
   As Gable explained, John Renshaw Carson built on Squier's patents to    
   define the principles of SSB radio transmission theory, using a         
   balanced modulator and filters. AT&T went all in with SSB, basing its   
   first long-haul telephone system on the technology. Its SSB voice       
   service to Europe, which kicked off in 1923, lasted for more than 3     
   decades. A receiving site in Scotland took advantage of Beverage        
   antennas put in place for the ARRL transatlantic tests.                 
                                                                           
   Gable credited Robert M. Moore, W6DEI, with introducing SSB to the ham  
   radio community, through an article in R9 Magazine in the early 1930s.  
   The technology remained more of a curiosity, however, in part because   
   of the Great Depression, cost, and technical difficulty. Besides, hams  
   of that era saw no real advantage to narrowband modes, since bands were 
   not that crowded.                                                       
                                                                           
   The mood began to change after World War II, though. In 1948, Oswald    
   Villard, W6QIT, engineered the airing of SSB signals via Stanford       
   University's W6YX, re-introducing the mode to a burgeoning and more     
   technically savvy post-war ham community that included a lot of         
   veterans. A 1950 GE Ham News article by Don Norgaard, W2KUJ, described  
   plans for a 5 W, three-tube SSB transmitter he dubbed "The SSB Jr."     
                                                                           
   The Central Electronics Model 20A.                                      
          
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