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American Radio Relay League

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are staggered so that one-third of the Directors and Vice Directors are up for election each year. The Board of Directors manages policy direction for the organization as a whole. The Board of Directors appoints an executive committee, led by the President and consisting of members of the ARRL Board of Directors, to make policy decisions between full Board meetings. ARRL's officers manage day-to-day administrative operation of the organization, led by the Chief Executive Officer. These paid officers hold their positions as long as the Board of Directors approve but have no vote on the Board.
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radio operations in the United States under control of the Navy. The ARRL strongly opposed the bills. Maxim testified before Congressional committees and the League organized an effective grass roots campaign with thousands of individuals contacting their congressmen in opposition. The bills were defeated, and in April 1919 amateurs were permitted to put up antennas again, but only for receiving.
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By March 1915, there were 600 stations on the roster, and due to improvements in equipment and operating ability, some of the better stations were claiming communication ranges of up to a thousand miles. It was apparent that the ARRL now needed some kind of bulletin to stay in touch with its members. Maxim and Tuska agreed to personally finance it, and in December 1915 the first, 16-page issue of
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In 1917, the ARRL was reorganized to a more formal organization. A constitution was adopted, twelve directors and four officers were elected (including President Maxim and Secretary Tuska), and membership was opened to anyone interested in radio. No sooner had this happened than all amateurs received
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The ARRL is governed by a member-elected, volunteer Board of Directors. The organization divides its membership into 15 Divisions, each representing a portion of the country. One Director and one Vice-Director are elected by the members of each Division to serve a three-year term. Director elections
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enthusiasts. The ARRL publishes various technical books and online courses. Members of the organization also have access to a special Members Only section of the ARRL web site that includes technical documents, expanded product reviews of amateur radio equipment, expanded contesting information, and
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examinations for the three classes of U.S. amateur license. License classes and examinations are held in various locations throughout the year. Although the FCC currently recognizes 14 different organizations as VECs, the VEC sponsored by the ARRL oversees about two-thirds of all U.S. amateur radio
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agreed with the ARRL that the FCC violated the APA, especially by redacting data from the public that could have shed doubt on the FCC's decision. "It is one thing for the Commission to give notice and make available for comment the studies on which it relied in formulating the rule while explaining
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The 1950s saw the continued development of amateur radio and consequent growth of the ARRL. New civil defense systems and procedures were developed by the League, including regular communications between isolated service members and their families. Equipment rapidly improved, although there was some
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During the war the ARRL facilitated the recruitment of amateurs into communications positions with the armed services, but had little else to do since all civilian experimentation with radio equipment was prohibited. In November 1918 the Armistice was signed, but Congress introduced bills to put all
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An ARRL decision on November 14, 2017 to censure a member of its board of directors drew strong criticism from many Amateur Radio operators. Numerous operators expressed concern that this decision profoundly undermines the principles of representational democracy and of openness and transparency. A
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throughout the year with the biggest of these being November Sweepstakes and the International DX Contest. Other contests and sponsored operating events include Straight Key Night, VHF Sweepstakes, UHF Contest, and 10 GHz and Up Contest. The ARRL also participates as a Headquarters station for
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In early 1915, disagreements began to surface as to the role of the Hartford Radio Club in the new organization, and in February the ARRL split off from the club and incorporated under Connecticut law. Finances were shaky, and most of the income came from sales of booklets, maps and message blanks.
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in Springfield, Massachusetts. He had a one-kilowatt station (call 1WH), and Springfield was only 30 miles (48 km) away, well within his normal range. He was unable to make contact, and remembering that he knew another ham in Windsor Locks, about halfway, he asked him to relay the message. At
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Local and regional operational activities of the American Radio Relay League are carried out through its Field Organization. The organization divides the 15 Divisions into 71 separate geographic regions called Sections. Each Section has a similar team of one elected, volunteer Section Manager and
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before federal regulatory bodies, provides technical advice and assistance to amateur radio enthusiasts, supports a number of educational programs and sponsors emergency communications service throughout the country. The ARRL has approximately 161,000 members. In addition to members in the US, the
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In 1916, with ARRL membership nearing a thousand, Maxim set up six trunk lines of relay stations, both east–west and north–south, and individual managers were appointed. Messages were now being relayed over longer and longer distances, and in February 1917 a message was sent from New York to Los
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Many Amateur Radio operators who are seeking to develop and experiment with new technology see the ARRL as backing down too quickly on the regulation by bandwidth issue. Recent FCC rulings on the new soundcard mode called ROS point to the need to drop regulations that hinder experimentation and
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The Section Manager also appoints volunteers to serve within these program areas. The volunteers in any given Section serve at the pleasure of the Section Manager. The Section Manager also assists members with questions, issues or problems dealing with the organization's products and services;
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With government uncertainty as to how to allocate both commercial and amateur frequencies, the ARRL kept discipline in amateur ranks so that spectrum was not unnecessarily occupied. They worked with Washington and the result was that amateurs received the orderly series of
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system. Thousands of League members, and many thousands more who received technical training through its publications, served in the conflict. In late 1945 the bands began to reopen. The end of the war brought a tremendous expansion of amateur radio as large amounts of
1064:(RAC), the Section Manager is an elected volunteer who implements and manages programs in the section. The Section Manager is elected by the members of the organization who reside in the section and holds office for a two-year term. There are no term limits. 300:
several volunteer positions. Section Managers are elected by the members living within the section for a two-year term. The Section Manager appoints a team of volunteers. A Section Manager may optionally appoint one or more Assistant Section Managers.
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in the San Francisco Bay area putting in over 3000 volunteer hours in the first week. In 2005, ARES, with hundreds of volunteer amateur radio operators, provided key communications assistance to recovery organizations and officials coordinating
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The organization is governed by a member-elected, volunteer Board of Directors. Each director serves a three-year term and represents the members within their particular region of the country. The national headquarters facilities are located in
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Other activities during this time included transcontinental relays to quickly move messages across the United States, communications assistance in several emergencies, and encouragement for an amateur radio operator on an Arctic expedition of
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An Affiliated Club Coordinator is the assistant to the Section Manager for radio club matters. One ACC is appointed in each section by the Section Manager to encourage club affiliation with the national organization on a section-wide basis.
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Maxim was a member of the Radio Club of Hartford, and he presented a plan for the organization of an "American Radio Relay League" at its April 1914 meeting. The club agreed to sponsor the development of such an organization. Maxim and
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A controversial idea was originated in 1961 when the League encouraged "incentive licensing", which sought reversion to the principle that higher levels of license privileges should require higher levels of demonstrated knowledge and
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was purchased from its owner, Clarence Tuska. ARRL continued to lobby Congress for the resumption of transmitting privileges, and after a number of protests and appeals, amateur radio was fully restored in November 1919.
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its non-reliance on certain parts," D.C. Circuit Judge Judith Rogers wrote. "It is quite another thing to provide notice and an opportunity for comment on only those parts of the studies that the Commission likes best."
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was created in 1928 by U.S. Amateurs Fred Johnson Elser (W6FB/W7OX) and Stanley M. Mathes (7OE/K1CY) to be awarded for the "First Amateur Two-Way Communication Earth & Mars". The cup is a Philippine
319:(ARES) program is organized through the ARRL Field Organization. Each Section of the Field Organization has an appointed Section Emergency Coordinator. The ARES organization supports training, establishes 594:
In May, June, and July of 2024, various ARRL online systems (including the Logbook of the World and its educational website) went unavailable. The organization didn't admit that the outage was caused by
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Award, for working 100 countries, was established, and it still is the premier achievement in amateur radio. Operators, often under the ARRL Emergency Corps, helped at numerous disasters. The League's
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frequency bands that they largely hold today (originally 1.8, 3.5, 7, 14, 28, and 56 MHz; other bands have since been added and the 56 MHz allocation was changed to 50 MHz).
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is an annual event organized by the ARRL that includes both a competitive element as well as an emphasis on emergency communications readiness and the promotion of amateur radio.
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that time, the maximum reliable range of a station was a few hundred miles, and so Maxim realized that a formally organized relay system would be of tremendous use to amateurs.
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skill but took away some amateur privileges until licensees requalified at higher levels; "incentives" are still in effect and only holders of the highest class of license (
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The Section Traffic Manager is appointed by the Section Manager to supervise and coordinate traffic handling efforts within the National Traffic System and the section.
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The 1920s saw tremendous technical growth in radio. Pushed both by wartime demands and by the growing commercialization of radio, equipment rapidly improved. The use of
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ARES has provided essential supplemental emergency communications innumerable times throughout the league's history. In 1989, hundreds of amateurs responded to the
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For each of the section's activities, the Section Manager appoints individuals to oversee the activities. These individuals are collectively referred to as
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The ARRL is the primary representative organization of amateur radio operators to the US government. It performs this function by lobbying the
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Meanwhile, the League needed reorganization. A financing plan consisting of selling bonds to members was adopted and about $ 7500 was raised.
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training transmissions for those wishing to learn and also broadcasts a variety of bulletins of interest to radio amateurs. The ARRL/VEC (
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The American Radio Relay League offers several services to members that support their on-air operations. For members with an interest in
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maintains liaison with the frequency coordinating body in the jurisdiction; maintains a relationship with the local field office of the
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until it filed legally-mandated notifications of the data breach on July 11, more than two months after the breach started on May 3.
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organization claims over 7,000 members in other countries. The ARRL publishes many books and a monthly membership journal called
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Founded in 1914 by Hiram Percy Maxim as The American Radio Relay League, ARRL is a noncommercial organization of radio amateurs.
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equipment was available, many recently trained operators became active, and experiments began in such newly developed modes as
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Criticisms of ARRL have included its support for less strict licensing requirements in the 2000s, which opponents consider a "
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on its 50th anniversary. As the League prepared for the future a new headquarters building was opened at Newington.
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In August of 2024, the organization confirmed that it paid a million dollar ransom to resolve the malware attack.
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that means "calling all stations". The organization also publishes two bimonthly magazines of special interest:
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trouble with television interference. The ARRL and many of its members cooperated with scientists during the
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with stations in other countries. Staff at the organization headquarters maintain and operates station
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was sent free to all members. Further issues would be supplied through subscription at $ 1 per year.
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of Hartford, Connecticut, was a prominent businessman, engineer, and inventor (notably of the Maxim
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W1AW was licensed to the League and remains in use as the first-ever Memorial Station. In 1937 the
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There are currently 71 sections in the ARRL, (United States) and 12 sections in the RAC (Canada).
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Other critics have cited ARRL's support for segmentation of the HF amateur bands in the U.S. by
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ordering them off the air and to dismantle all antennas, because the United States had entered
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impede the development of narrowband techniques on the bands where they are most needed
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The ARRL provides dozens of publications and journals to both members and non-members.
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December 2017 white paper critical of the ARRL's actions was published online by
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a searchable database of all league publications. A flagship annual publication, The
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Over 2,000 Amateur Radio clubs are members of the ARRL Affiliated Club Program.
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The Section Emergency Coordinator is the assistant to the Section Manager for
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is the organization's monthly membership journal, named after a Morse code
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From Spark to Space, a Pictorial Journey through 75 Years of Amateur Radio
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system and manufacturer-specific proprietary modes such as Pactor 3,
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was formed, and it remains headquartered at Newington. The long-running
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in 1957, measuring the effects of solar activity on propagation in the
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magazine acted as a forum for experimenters in voice, television, and
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Fred Johnson Elser W6FB/W7OX (Dec 1969). "That Planet Mars QSO Cup".
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An important function of the ARRL Field Organization is organizing
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took its toll on development. Hiram Percy Maxim died in 1936. His
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Angeles and an answer received in one hour and twenty minutes.
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in creating its rules pertaining to BPL. On April 25, 2008, a
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system of generating radio-frequency energy and transmitting
1408:"Fifty Years of A.R.R.L.", American Radio Relay League, 1965 881:
One of the many guest operators at W1AW's Studio One. (2004)
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preparedness. The SEC is appointed by the Section Manager.
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wood carving, a bowl supported by two standing figures.
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Sixteen radio amateurs have led the ARRL as president.
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US postage stamp for 50th anniversary of ARRL (1964)
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ARRL is a 30: 2925:Global telecommunications regulation bodies 1794:: CS1 maint: numeric names: authors list ( 1694:"What the heck is the ARRL board thinking?" 1253: 1251: 350:Hiram Percy Maxim, co-founder of the ARRL, 206:) is the largest membership association of 2961: 1917: 1903: 1895: 1864:Hiram Percy Maxim, Father of Amateur Radio 1730:CQ white paper on ARRL secrecy and censure 1237: 1235: 980:" of amateur radio or making it more like 451:quickly disappeared as the more efficient 29: 443:ARRL radiogram delivery postcard, c. 1925 1312:Amateur Radio Emergency Service (2008). 612: 214:and was co-founded on April 6, 1914, by 1201: 1199: 1195: 226:. The ARRL represents the interests of 1866:, Schumachers: Great Falls, MT, 1970. 1787: 1143:amateur radio emergency communications 291:building in Newington, Connecticut, US 258:World Administrative Radio Conferences 1175:Radio Amateur Civil Emergency Service 1160:ARRL International Humanitarian Award 1078:ARRL / RAC Section Organization Chart 254:International Telecommunication Union 7: 2971: 1757:. ARRL Board of Directors meetings. 1678:. ARRL Board of Directors meetings. 1299:American Radio Relay League (2008). 1286:American Radio Relay League (2010). 1273:American Radio Relay League (2008). 1257:American Radio Relay League (2008). 1241:American Radio Relay League (2010). 3022:Mass media in Hartford, Connecticut 1217:from the original on 8 October 2022 1852:, Jefferson, NC: McFarland, 2007. 1784:. American Radio Relay League: 98. 25: 3012:Organizations established in 1914 1888:The ARRL Ham Radio License Manual 1850:The World of Ham Radio, 1901–1950 1419:"ARRL Systems Service Disruption" 1165:International Amateur Radio Union 1122:Federal Communications Commission 493:International Amateur Radio Union 487:—perhaps the first beginnings of 333:Hurricane Katrina disaster relief 250:International Amateur Radio Union 246:Federal Communications Commission 153:International Amateur Radio Union 18:The Radio Amateur's Handbook 2970: 2960: 2951: 2950: 2939: 2560:Free-space optical communication 1752:"ARRL July 2019 Meeting minutes" 1655:"FCC reaffirms statement on ROS" 1562:Broache, Anne (April 28, 2008). 964:the IARU HF World Championship. 816: 36: 1629:Moseson, Rich (November 2004). 1339:. American Radio Relay League. 1323:. Retrieved February 14, 2008. 1155:Amateur Radio Emergency Service 317:Amateur Radio Emergency Service 1100:Public Information Coordinator 907:Volunteer Examiner Coordinator 564:International Geophysical Year 1: 1859:, Newington, CT: ARRL, 1989. 1508:Gatlan, Sergiu (2024-08-23). 1460:Gatlan, Sergiu (2024-07-11). 1301:"The ARRL Field Organization" 1103:Section Emergency Coordinator 1096:Official Observer Coordinator 351: 2946:Telecommunication portal 2727:Telecommunications equipment 1604:Moseson, Rich (April 2004). 1333:de Soto, Clinton B. (1936). 862:Administrative Procedure Act 321:Memorandums of Understanding 3037:Amateur radio organizations 2997:American Radio Relay League 2463:Alexander Stepanovich Popov 1639:(editorial). Archived from 1614:(editorial). Archived from 1482:"Data Breach Notifications" 1314:"Katrina: The Untold Story" 1089:Affiliated Club Coordinator 1082:Cabinet positions include: 959:The ARRL sponsors numerous 584:commemorative postage stamp 539:War Emergency Radio Service 200:American Radio Relay League 31:American Radio Relay League 3053: 2167:Telecommunications history 1761:(Press release). July 2019 1396:"FRC History Introduction" 1086:Assistant Section Managers 850:Broadband over Power Lines 2934: 2775:Public Switched Telephone 2587:telecommunication circuit 2548:Fiber-optic communication 2293:Francis Blake (telephone) 2088:Optical telecommunication 1862:Schumacher, Alice Clink, 1631:"Regulation by bandwidth" 1589:ARRL Classic Publications 1109:Section Youth Coordinator 374:). He was also an active 35: 2686:Orbital angular-momentum 2123:Satellite communications 1962:Communications satellite 1185:Radio Amateurs of Canada 1112:State Government Liaison 1062:Radio Amateurs of Canada 949:Radio Amateur's Handbook 939:National Contest Journal 305:emergency communications 2565:Molecular communication 2388:Gardiner Greene Hubbard 2217:Undersea telegraph line 1952:Cable protection system 1170:National Traffic System 1106:Section Traffic Manager 228:amateur radio operators 212:non-profit organization 75:Non-profit organization 58:; 110 years ago 3027:Newington, Connecticut 2707:Communication protocol 2493:Charles Sumner Tainter 2308:Walter Houser Brattain 2253:Edwin Howard Armstrong 2061:Information revolution 1848:Bartlett, Richard A., 1243:"Officers of the ARRL" 1079: 961:amateur radio contests 914:license examinations. 882: 530: 444: 411:Department of Commerce 358: 328:Loma Preita earthquake 292: 266:Newington, Connecticut 2681:Polarization-division 2413:Narinder Singh Kapany 2378:Erna Schneider Hoover 2298:Jagadish Chandra Bose 2278:Alexander Graham Bell 2009:online video platform 1591:, retrieved 7/26/2010 1115:Technical Coordinator 1077: 911:amateur radio license 880: 528: 442: 349: 286: 270:amateur radio station 224:Hartford, Connecticut 2523:Vladimir K. Zworykin 2483:Almon Brown Strowger 2453:Charles Grafton Page 2108:Prepaid mobile phone 2036:Electrical telegraph 1545:"Honorary officials" 1514:bleepingcomputer.com 893:for the exchange of 497:Frankford Radio Club 471:for the first time. 449:spark gap technology 2473:Johann Philipp Reis 2232:Wireless revolution 2194:The Telephone Cases 2051:Hydraulic telegraph 866:US Court of Appeals 809:Regulatory advocacy 674:Herbert Hoover, Jr. 520:very high frequency 485:Donald B. MacMillan 134:Rick Roderick, K5UR 84:Advocacy, Education 32: 2671:Frequency-division 2648:Telephone exchange 2518:Charles Wheatstone 2448:Jun-ichi Nishizawa 2423:Innocenzo Manzetti 2358:Reginald Fessenden 2093:Optical telegraphy 1926:Telecommunications 1587:Meier, Dave, N4NW 1319:2008-02-28 at the 1080: 883: 828:. You can help by 606:Presidential terms 531: 445: 409:a letter from the 359: 293: 144:Board of Directors 56:April 6, 1914 3032:Electronics books 2984: 2983: 2722:Store and forward 2717:Data transmission 2631:Network switching 2582:Transmission line 2428:Guglielmo Marconi 2393:Internet pioneers 2258:Mohamed M. Atalla 2227:Whistled language 1716:KB6NU's Ham Radio 1698:KB6NU's Ham Radio 1489:Attourney General 1261:. Jan. 29, 2008. 1245:. Feb. 23, 2010. 1128:and conventions. 991:, rather than by 846: 845: 806: 805: 628:Hiram Percy Maxim 502:In the 1930s the 389:Clarence D. Tuska 368:Hiram Percy Maxim 220:Clarence D. Tuska 216:Hiram Percy Maxim 196: 195: 16:(Redirected from 3044: 2974: 2973: 2964: 2963: 2954: 2953: 2944: 2943: 2942: 2815:Notable networks 2805:Wireless network 2745:Cellular network 2737:Types of network 2712:Computer network 2599:Network topology 2513:Thomas A. Watson 2368:Oliver Heaviside 2353:Philo Farnsworth 2328:Daniel Davis Jr. 2303:Charles Bourseul 2263:John Logie Baird 1972:Data compression 1967:Computer network 1919: 1912: 1905: 1896: 1883: 1882: 1880:Official website 1836: 1835: 1833: 1832: 1823:. Archived from 1817: 1811: 1806: 1800: 1799: 1793: 1785: 1777: 1771: 1770: 1768: 1766: 1756: 1748: 1742: 1741: 1740:. December 2017. 1738:CQ Amateur Radio 1726: 1720: 1719: 1708: 1702: 1701: 1690: 1684: 1683: 1677: 1669: 1663: 1662: 1651: 1645: 1644: 1636:CQ Amateur Radio 1626: 1620: 1619: 1611:CQ Amateur Radio 1601: 1592: 1585: 1579: 1578: 1576: 1574: 1559: 1553: 1552: 1541: 1530: 1524: 1523: 1521: 1520: 1505: 1499: 1498: 1496: 1495: 1478: 1472: 1471: 1469: 1468: 1457: 1451: 1450: 1448: 1447: 1436: 1430: 1429: 1427: 1426: 1415: 1409: 1406: 1400: 1399: 1392: 1386: 1385: 1382:Internet Archive 1379: 1377: 1330: 1324: 1310: 1304: 1303:. Feb. 1, 2008. 1297: 1291: 1290:. Feb. 23, 2010. 1284: 1278: 1277:. Dec. 31, 2008. 1271: 1262: 1259:"ARRL Divisions" 1255: 1246: 1239: 1230: 1229: 1224: 1222: 1203: 1092:Bulletin Manager 1045:Elser-Mathes Cup 1039:Elser-Mathes Cup 841: 838: 820: 813: 613: 504:Great Depression 356: 353: 313:natural disaster 307:in the event of 192: 189: 187: 166: 66: 64: 59: 40: 33: 21: 3052: 3051: 3047: 3046: 3045: 3043: 3042: 3041: 2987: 2986: 2985: 2980: 2940: 2938: 2930: 2872: 2809: 2731: 2695: 2652: 2601: 2593: 2534: 2527: 2433:Robert Metcalfe 2288:Tim Berners-Lee 2236: 2056:Information Age 1928: 1923: 1878: 1877: 1874: 1869: 1844: 1842:Further reading 1839: 1830: 1828: 1819: 1818: 1814: 1809:'ARRL Sections' 1807: 1803: 1786: 1779: 1778: 1774: 1764: 1762: 1759:ARRL (arrl.org) 1754: 1750: 1749: 1745: 1734:CQ (cqnewsroom) 1728: 1727: 1723: 1710: 1709: 1705: 1692: 1691: 1687: 1680:ARRL (arrl.org) 1675: 1671: 1670: 1666: 1661:. 4 March 2010. 1659:ARRL (arrl.org) 1653: 1652: 1648: 1628: 1627: 1623: 1603: 1602: 1595: 1586: 1582: 1572: 1570: 1561: 1560: 1556: 1549:ARRL (arrl.org) 1543: 1542: 1538:ARRL (arrl.org) 1532: 1531: 1527: 1518: 1516: 1507: 1506: 1502: 1493: 1491: 1480: 1479: 1475: 1466: 1464: 1459: 1458: 1454: 1445: 1443: 1438: 1437: 1433: 1424: 1422: 1417: 1416: 1412: 1407: 1403: 1394: 1393: 1389: 1375: 1373: 1347: 1332: 1331: 1327: 1321:Wayback Machine 1311: 1307: 1298: 1294: 1285: 1281: 1272: 1265: 1256: 1249: 1240: 1233: 1220: 1218: 1205: 1204: 1197: 1193: 1151: 1058: 1041: 974: 957: 920: 875: 842: 836: 833: 826:needs expansion 811: 608: 592: 552:single sideband 453:continuous wave 437: 364: 354: 344: 281: 184: 173: 164: 161: 141: 131: 121: 109: 99: 62: 60: 57: 28: 23: 22: 15: 12: 11: 5: 3050: 3048: 3040: 3039: 3034: 3029: 3024: 3019: 3014: 3009: 3004: 2999: 2989: 2988: 2982: 2981: 2979: 2978: 2968: 2958: 2948: 2935: 2932: 2931: 2929: 2928: 2921: 2916: 2911: 2906: 2901: 2900: 2899: 2894: 2886: 2880: 2878: 2874: 2873: 2871: 2870: 2865: 2860: 2855: 2850: 2845: 2840: 2835: 2830: 2825: 2819: 2817: 2811: 2810: 2808: 2807: 2802: 2797: 2792: 2787: 2782: 2777: 2772: 2767: 2762: 2757: 2752: 2747: 2741: 2739: 2733: 2732: 2730: 2729: 2724: 2719: 2714: 2709: 2703: 2701: 2697: 2696: 2694: 2693: 2688: 2683: 2678: 2673: 2668: 2666:Space-division 2662: 2660: 2654: 2653: 2651: 2650: 2645: 2644: 2643: 2638: 2628: 2627: 2626: 2616: 2611: 2605: 2603: 2595: 2594: 2592: 2591: 2590: 2589: 2579: 2578: 2577: 2567: 2562: 2557: 2556: 2555: 2545: 2539: 2537: 2529: 2528: 2526: 2525: 2520: 2515: 2510: 2505: 2503:Camille Tissot 2500: 2495: 2490: 2485: 2480: 2478:Claude Shannon 2475: 2470: 2468:Tivadar Puskás 2465: 2460: 2455: 2450: 2445: 2440: 2438:Antonio Meucci 2435: 2430: 2425: 2420: 2415: 2410: 2408:Charles K. Kao 2405: 2400: 2395: 2390: 2385: 2383:Harold Hopkins 2380: 2375: 2370: 2365: 2360: 2355: 2350: 2345: 2340: 2335: 2330: 2325: 2320: 2315: 2310: 2305: 2300: 2295: 2290: 2285: 2283:Emile Berliner 2280: 2275: 2270: 2265: 2260: 2255: 2250: 2244: 2242: 2238: 2237: 2235: 2234: 2229: 2224: 2222:Videotelephony 2219: 2214: 2213: 2212: 2207: 2197: 2190: 2185: 2179: 2174: 2169: 2164: 2159: 2158: 2157: 2152: 2147: 2137: 2136: 2135: 2125: 2120: 2118:Radiotelephone 2115: 2110: 2105: 2100: 2095: 2090: 2085: 2084: 2083: 2073: 2068: 2063: 2058: 2053: 2048: 2043: 2038: 2033: 2028: 2023: 2022: 2021: 2016: 2011: 2006: 2004:Internet video 1996: 1995: 1994: 1989: 1984: 1979: 1969: 1964: 1959: 1954: 1949: 1944: 1938: 1936: 1930: 1929: 1924: 1922: 1921: 1914: 1907: 1899: 1893: 1892: 1884: 1873: 1872:External links 1870: 1868: 1867: 1860: 1853: 1845: 1843: 1840: 1838: 1837: 1821:"RAC Sections" 1812: 1801: 1772: 1743: 1721: 1703: 1685: 1664: 1646: 1643:on 2006-10-26. 1621: 1618:on 2007-11-06. 1593: 1580: 1554: 1525: 1500: 1473: 1452: 1431: 1410: 1401: 1387: 1345: 1325: 1305: 1292: 1288:About the ARRL 1279: 1263: 1247: 1231: 1194: 1192: 1189: 1188: 1187: 1182: 1177: 1172: 1167: 1162: 1157: 1150: 1147: 1117: 1116: 1113: 1110: 1107: 1104: 1101: 1098: 1093: 1090: 1087: 1057: 1054: 1040: 1037: 973: 970: 956: 953: 919: 916: 874: 871: 844: 843: 823: 821: 810: 807: 804: 803: 800: 797: 793: 792: 789: 786: 782: 781: 778: 775: 771: 770: 767: 764: 760: 759: 756: 753: 749: 748: 745: 742: 738: 737: 734: 731: 727: 726: 723: 720: 716: 715: 712: 709: 705: 704: 701: 698: 694: 693: 690: 687: 686:R.W. Denniston 683: 682: 679: 676: 670: 669: 666: 663: 659: 658: 655: 652: 648: 647: 644: 641: 637: 636: 633: 630: 624: 623: 620: 617: 607: 604: 591: 588: 469:Atlantic Ocean 436: 433: 363: 360: 343: 340: 315:. The ARRL's 280: 277: 194: 193: 182: 178: 177: 174: 171: 168: 167: 165:US$ 14,000,000 162: 159: 156: 155: 150: 146: 145: 142: 139: 136: 135: 132: 129: 126: 125: 122: 119: 116: 115: 110: 108:Region served 107: 104: 103: 101:​FN31pr 90: 86: 85: 82: 78: 77: 72: 68: 67: 54: 50: 49: 46: 42: 41: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 3049: 3038: 3035: 3033: 3030: 3028: 3025: 3023: 3020: 3018: 3015: 3013: 3010: 3008: 3005: 3003: 3002:Amateur radio 3000: 2998: 2995: 2994: 2992: 2977: 2969: 2967: 2959: 2957: 2949: 2947: 2937: 2936: 2933: 2926: 2922: 2920: 2917: 2915: 2912: 2910: 2907: 2905: 2902: 2898: 2895: 2893: 2890: 2889: 2887: 2885: 2882: 2881: 2879: 2875: 2869: 2866: 2864: 2861: 2859: 2856: 2854: 2851: 2849: 2846: 2844: 2841: 2839: 2836: 2834: 2831: 2829: 2826: 2824: 2821: 2820: 2818: 2816: 2812: 2806: 2803: 2801: 2798: 2796: 2793: 2791: 2788: 2786: 2783: 2781: 2778: 2776: 2773: 2771: 2768: 2766: 2763: 2761: 2758: 2756: 2753: 2751: 2748: 2746: 2743: 2742: 2740: 2738: 2734: 2728: 2725: 2723: 2720: 2718: 2715: 2713: 2710: 2708: 2705: 2704: 2702: 2698: 2692: 2691:Code-division 2689: 2687: 2684: 2682: 2679: 2677: 2676:Time-division 2674: 2672: 2669: 2667: 2664: 2663: 2661: 2659: 2655: 2649: 2646: 2642: 2639: 2637: 2634: 2633: 2632: 2629: 2625: 2622: 2621: 2620: 2617: 2615: 2612: 2610: 2607: 2606: 2604: 2602:and switching 2600: 2596: 2588: 2585: 2584: 2583: 2580: 2576: 2573: 2572: 2571: 2568: 2566: 2563: 2561: 2558: 2554: 2553:optical fiber 2551: 2550: 2549: 2546: 2544: 2543:Coaxial cable 2541: 2540: 2538: 2536: 2530: 2524: 2521: 2519: 2516: 2514: 2511: 2509: 2506: 2504: 2501: 2499: 2496: 2494: 2491: 2489: 2486: 2484: 2481: 2479: 2476: 2474: 2471: 2469: 2466: 2464: 2461: 2459: 2458:Radia Perlman 2456: 2454: 2451: 2449: 2446: 2444: 2441: 2439: 2436: 2434: 2431: 2429: 2426: 2424: 2421: 2419: 2416: 2414: 2411: 2409: 2406: 2404: 2401: 2399: 2396: 2394: 2391: 2389: 2386: 2384: 2381: 2379: 2376: 2374: 2371: 2369: 2366: 2364: 2361: 2359: 2356: 2354: 2351: 2349: 2348:Lee de Forest 2346: 2344: 2343:Thomas Edison 2341: 2339: 2336: 2334: 2333:Donald Davies 2331: 2329: 2326: 2324: 2321: 2319: 2318:Claude Chappe 2316: 2314: 2311: 2309: 2306: 2304: 2301: 2299: 2296: 2294: 2291: 2289: 2286: 2284: 2281: 2279: 2276: 2274: 2271: 2269: 2266: 2264: 2261: 2259: 2256: 2254: 2251: 2249: 2246: 2245: 2243: 2239: 2233: 2230: 2228: 2225: 2223: 2220: 2218: 2215: 2211: 2208: 2206: 2203: 2202: 2201: 2198: 2196: 2195: 2191: 2189: 2186: 2183: 2180: 2178: 2175: 2173: 2170: 2168: 2165: 2163: 2162:Smoke signals 2160: 2156: 2153: 2151: 2148: 2146: 2143: 2142: 2141: 2140:Semiconductor 2138: 2134: 2131: 2130: 2129: 2126: 2124: 2121: 2119: 2116: 2114: 2111: 2109: 2106: 2104: 2101: 2099: 2096: 2094: 2091: 2089: 2086: 2082: 2079: 2078: 2077: 2074: 2072: 2069: 2067: 2064: 2062: 2059: 2057: 2054: 2052: 2049: 2047: 2044: 2042: 2039: 2037: 2034: 2032: 2029: 2027: 2024: 2020: 2017: 2015: 2012: 2010: 2007: 2005: 2002: 2001: 2000: 1999:Digital media 1997: 1993: 1990: 1988: 1985: 1983: 1980: 1978: 1975: 1974: 1973: 1970: 1968: 1965: 1963: 1960: 1958: 1955: 1953: 1950: 1948: 1945: 1943: 1940: 1939: 1937: 1935: 1931: 1927: 1920: 1915: 1913: 1908: 1906: 1901: 1900: 1897: 1890: 1889: 1885: 1881: 1876: 1875: 1871: 1865: 1861: 1858: 1854: 1851: 1847: 1846: 1841: 1827:on 2009-09-30 1826: 1822: 1816: 1813: 1810: 1805: 1802: 1797: 1791: 1783: 1776: 1773: 1760: 1753: 1747: 1744: 1739: 1735: 1731: 1725: 1722: 1717: 1713: 1707: 1704: 1699: 1695: 1689: 1686: 1681: 1674: 1668: 1665: 1660: 1656: 1650: 1647: 1642: 1638: 1637: 1633:. Zero bias. 1632: 1625: 1622: 1617: 1613: 1612: 1607: 1600: 1598: 1594: 1590: 1584: 1581: 1569: 1565: 1558: 1555: 1550: 1546: 1539: 1535: 1529: 1526: 1515: 1511: 1504: 1501: 1490: 1488: 1483: 1477: 1474: 1463: 1456: 1453: 1442:. 22 May 2024 1441: 1435: 1432: 1420: 1414: 1411: 1405: 1402: 1397: 1391: 1388: 1383: 1372: 1368: 1364: 1360: 1356: 1352: 1348: 1346:9780872590014 1342: 1338: 1337: 1329: 1326: 1322: 1318: 1315: 1309: 1306: 1302: 1296: 1293: 1289: 1283: 1280: 1276: 1275:Annual Report 1270: 1268: 1264: 1260: 1254: 1252: 1248: 1244: 1238: 1236: 1232: 1228: 1216: 1212: 1208: 1202: 1200: 1196: 1190: 1186: 1183: 1181: 1178: 1176: 1173: 1171: 1168: 1166: 1163: 1161: 1158: 1156: 1153: 1152: 1148: 1146: 1144: 1139: 1136: 1132: 1129: 1127: 1123: 1114: 1111: 1108: 1105: 1102: 1099: 1097: 1094: 1091: 1088: 1085: 1084: 1083: 1076: 1072: 1070: 1065: 1063: 1055: 1053: 1051: 1046: 1038: 1036: 1034: 1028: 1024: 1022: 1018: 1014: 1010: 1006: 1002: 998: 994: 990: 985: 983: 979: 971: 969: 967: 962: 954: 952: 950: 945: 941: 940: 935: 934: 929: 925: 917: 915: 912: 908: 904: 900: 896: 892: 888: 879: 872: 870: 867: 863: 859: 855: 851: 840: 837:February 2008 831: 827: 824:This section 822: 819: 815: 814: 808: 802:2016–present 801: 798: 796:Rick Roderick 795: 794: 790: 787: 784: 783: 779: 776: 774:Joel Harrison 773: 772: 768: 765: 762: 761: 757: 754: 751: 750: 746: 743: 741:George Wilson 740: 739: 735: 732: 729: 728: 724: 721: 718: 717: 713: 710: 707: 706: 702: 699: 696: 695: 691: 688: 685: 684: 680: 677: 675: 672: 671: 667: 664: 661: 660: 656: 653: 650: 649: 645: 642: 640:E.C. Woodruff 639: 638: 634: 631: 629: 626: 625: 621: 618: 615: 614: 611: 605: 603: 600: 598: 589: 587: 585: 581: 580:Amateur Extra 577: 571: 569: 565: 559: 557: 553: 549: 544: 543:Civil Defense 540: 536: 527: 523: 521: 517: 513: 509: 505: 500: 498: 494: 490: 486: 480: 478: 472: 470: 466: 462: 458: 454: 450: 441: 434: 432: 429: 428: 422: 418: 416: 412: 406: 402: 400: 399: 392: 390: 384: 381: 377: 376:radio amateur 373: 369: 361: 348: 341: 339: 336: 334: 329: 324: 322: 318: 314: 310: 306: 301: 297: 290: 285: 278: 276: 274: 271: 267: 261: 259: 255: 251: 247: 243: 238: 236: 235: 229: 225: 221: 217: 213: 209: 208:amateur radio 205: 201: 191: 183: 179: 175: 169: 163: 157: 154: 151: 147: 143: 137: 133: 127: 123: 117: 114: 111: 105: 102: 98: 94: 91: 87: 83: 79: 76: 73: 69: 55: 51: 47: 43: 39: 34: 19: 2658:Multiplexing 2533:Transmission 2498:Nikola Tesla 2488:Henry Sutton 2443:Samuel Morse 2373:Robert Hooke 2338:Amos Dolbear 2273:John Bardeen 2192: 2172:Telautograph 2076:Mobile phone 2031:Edholm's law 2014:social media 1947:Broadcasting 1887: 1863: 1856: 1849: 1829:. Retrieved 1825:the original 1815: 1804: 1790:cite journal 1781: 1775: 1763:. Retrieved 1758: 1746: 1733: 1724: 1715: 1706: 1697: 1688: 1679: 1667: 1658: 1649: 1641:the original 1634: 1624: 1616:the original 1609: 1583: 1571:. Retrieved 1567: 1557: 1548: 1537: 1528: 1517:. Retrieved 1513: 1503: 1492:. Retrieved 1485: 1476: 1465:. Retrieved 1455: 1444:. Retrieved 1434: 1423:. Retrieved 1421:. 2024-07-07 1413: 1404: 1390: 1380:– via 1374:. Retrieved 1335: 1328: 1308: 1295: 1282: 1226: 1219:. Retrieved 1210: 1207:"About ARRL" 1140: 1137: 1133: 1130: 1118: 1081: 1068: 1066: 1059: 1056:Organization 1044: 1042: 1029: 1025: 986: 978:dumbing down 975: 958: 948: 937: 931: 923: 921: 918:Publications 884: 847: 834: 830:adding to it 825: 752:Rod Stafford 697:H.J. Dannals 662:G.L. Dosland 609: 601: 593: 590:1965–present 572: 560: 535:World War II 532: 515: 501: 481: 473: 467:bridged the 446: 425: 423: 419: 407: 403: 396: 393: 385: 365: 337: 325: 302: 298: 294: 262: 239: 232: 203: 199: 197: 149:Affiliations 120:Membership 89:Headquarters 45:Abbreviation 2858:NPL network 2570:Radio waves 2508:Alfred Vail 2418:Hedy Lamarr 2403:Dawon Kahng 2363:Elisha Gray 2323:Yogen Dalal 2248:Nasir Ahmed 2182:Teleprinter 2046:Heliographs 1608:Zero bias. 1573:5 September 1376:12 December 1221:12 December 1069:the cabinet 972:Controversy 909:) sponsors 891:QSL bureaus 856:. The ARRL 785:Kay Craigie 651:G.W. Bailey 548:war surplus 489:DXpeditions 461:Connecticut 415:World War I 355: 1914 242:US Congress 97:Connecticut 2991:Categories 2904:Antarctica 2863:Toasternet 2785:Television 2268:Paul Baran 2200:Television 2184:(teletype) 2177:Telegraphy 2155:transistor 2133:Phryctoria 2103:Photophone 2081:Smartphone 2071:Mass media 1831:2012-12-29 1534:"Officers" 1519:2024-08-25 1494:2024-07-11 1467:2024-07-11 1446:2024-07-11 1425:2024-07-11 1191:References 944:contesting 903:Morse code 791:2010–2016 780:2006–2010 769:2000–2006 763:Jim Haynie 758:1995–2000 747:1992–1995 736:1984–1992 730:L.E. Price 725:1983–1984 719:C.L. Smith 714:1982–1983 708:V.C. Clark 703:1972–1982 700:W2TUK/W2HD 692:1966–1972 681:1962–1966 668:1952–1962 657:1940–1952 646:1936–1940 635:1914–1936 597:ransomware 556:microwaves 457:Morse Code 279:Governance 140:Main organ 63:1914-04-06 2888:Americas 2877:Locations 2848:Internet2 2609:Bandwidth 2313:Vint Cerf 2210:streaming 2188:Telephone 2128:Semaphore 2019:streaming 1765:16 August 989:bandwidth 966:Field Day 895:QSL cards 619:Call Sign 435:1920–1964 366:In 1914, 362:1914–1920 130:President 93:Newington 53:Formation 2956:Category 2843:Internet 2833:CYCLADES 2750:Ethernet 2700:Concepts 2624:terminal 2575:wireless 2398:Bob Kahn 2241:Pioneers 2066:Internet 1957:Cable TV 1736:(blog). 1371:9708354M 1363:47890119 1355:37000376 1317:Archived 1215:Archived 1149:See also 1126:hamfests 982:CB radio 955:Contests 928:Q signal 873:Services 508:callsign 477:harmonic 372:Silencer 256:and the 244:and the 160:Budget 2976:Commons 2966:Outline 2919:Oceania 2838:FidoNet 2823:ARPANET 2636:circuit 2205:digital 1934:History 1718:(blog). 1700:(blog). 1213:. n.d. 997:Winlink 533:During 342:History 181:Website 172:Staff 124:120,000 81:Purpose 61: ( 2914:Europe 2884:Africa 2868:Usenet 2828:BITNET 2765:Mobile 2641:packet 2150:MOSFET 2145:device 1942:Beacon 1891:, ARRL 1369:  1361:  1353:  1343:  1050:Igorot 1019:, and 1003:, and 622:Years 570:band. 522:work. 465:France 2897:South 2892:North 2853:JANET 2790:Telex 2780:Radio 2619:Nodes 2614:Links 2535:media 2113:Radio 2098:Pager 2026:Drums 1992:video 1987:image 1977:audio 1755:(PDF) 1676:(PDF) 1487:Maine 1013:PSK31 1001:DSTAR 887:DXing 766:W5JBP 755:W6ROD 744:W4OYI 722:WØBWJ 711:W4KFC 665:WØTSN 643:W8CMP 309:civil 287:ARRL 188:.arrl 2909:Asia 2795:UUCP 2755:ISDN 1796:link 1767:2019 1575:2023 1568:CNET 1378:2022 1359:OCLC 1351:LCCN 1341:ISBN 1223:2022 1180:W1AW 1043:The 1017:RTTY 1009:JT65 993:mode 942:for 899:W1AW 858:sued 799:K5UR 788:N3KN 777:W5ZN 733:W4RA 689:WØDX 678:W6ZH 654:W2KH 632:W1AW 616:Name 554:and 541:, a 512:DXCC 463:and 289:W1AW 273:W1AW 218:and 204:ARRL 198:The 190:.org 71:Type 48:ARRL 2800:WAN 2770:NGN 2760:LAN 2041:Fax 1982:DCT 1782:QST 1071:. 1023:). 933:QEX 924:QST 854:FCC 832:. 568:VHF 516:QST 427:QST 398:QST 380:ham 311:or 234:QST 222:of 186:www 176:120 113:USA 2993:: 1792:}} 1788:{{ 1732:. 1714:. 1696:. 1657:. 1596:^ 1566:. 1547:. 1536:. 1512:. 1484:. 1367:OL 1365:. 1357:. 1349:. 1266:^ 1250:^ 1234:^ 1225:. 1209:. 1198:^ 1033:CQ 1021:CW 1015:, 1011:, 576:CW 558:. 417:. 352:c. 335:. 260:. 237:. 95:, 2927:) 2923:( 1918:e 1911:t 1904:v 1834:. 1798:) 1769:. 1577:. 1551:. 1540:. 1522:. 1497:. 1470:. 1449:. 1428:. 1398:. 1384:. 839:) 835:( 357:. 202:( 65:) 20:)

Index

The Radio Amateur's Handbook

Non-profit organization
Newington
Connecticut
​FN31pr
USA
International Amateur Radio Union
www.arrl.org
amateur radio
non-profit organization
Hiram Percy Maxim
Clarence D. Tuska
Hartford, Connecticut
amateur radio operators
QST
US Congress
Federal Communications Commission
International Amateur Radio Union
International Telecommunication Union
World Administrative Radio Conferences
Newington, Connecticut
amateur radio station
W1AW

W1AW
emergency communications
civil
natural disaster
Amateur Radio Emergency Service

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