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ow amateur radio launched the information age and brought high tech to life part 1 the birth and breadth of the ham radio hobby invited article ieee communications magazine 60 10 6 10 bibcode 2022icomm 60j 6r doi 10 1109 mcom 2022 9928087 issn 0163 6804 inter american amateur radio service convention oas org organization of american states retrieved 23 august 2022 edwards mark w ed c 2013 technical find an elmer 285 techconnect radio club archived from the original on 15 march 2015 retrieved 22 november 2012 which cites rick lindquist n1rl and newkirk rod march 1971 how s dx qst magazine regular column arrl arrl mentor program american radio relay league archived from the original on 14 october 2007 wilson mark j reed dana g 2006 the arrl handbook for radio communications 2007 84th ed newington ct american radio relay league isbn 0 87259 976 0 terms provisions and limitations report amateur radio intermediate license a or b london uk u k radio media licensing authority booklet br68 i archived from the original on 30 september 2007 retrieved 18 april 2006 terms provisions and limitations pamphlet amateur radio intermediate license a or b london uk u k radio media licensing authority booklet br68 i archived from the original on 30 september 2007 retrieved 2 june 2007 obtaining vanity call sign u s federal communications commission common filing task archived from the original on 27 august 2007 retrieved 2 june 2007 via fcc gov vanity call sign fees arrl org american radio relay league archived from the original on 29 september 2015 retrieved 28 september 2015 u k amateur radio call signs callsigns electronics notes 2016 archived from the original on 17 october 2016 retrieved 17 october 2016 via electronics notes com more information is available from the ofcom website u k radio media licensing authority u k radio media licensing authority archived from the original on 27 june 2004 license search fcc universal licensing system u s federal communications commission archived from the original on 22 august 2010 retrieved 29 august 2010 via wireless2 fcc gov famous radio amateurs hams their call signs bedworth lions club archived from the original on 31 august 2010 retrieved 29 august 2010 1 2 amateur radio license plate fees arrl org american radio relay league archived from the original on 4 august 2007 ham radio call sign license plates radio amateurs of canada archived from the original on 7 december 2008 retrieved 4 december 2008 ham radio plates insurance corporation of british columbia archived from the original on 19 october 2008 retrieved 3 december 2008 1 2 annex f equipment for amateur station pdf office of the telecommunications authority archived from the original pdf on 27 september 2011 retrieved 23 may 2010 1 2 amateur radio service wireless telecommunications u s federal communications commission 6 july 2017 archived from the original on 13 october 2019 retrieved 20 november 2019 australian radio amateur faq ampr org 24 june 2006 archived from the original on 18 july 2008 97 313 transmitter power standards amateur radio service regulations code of federal regulations government printing office 2019 title 47 part 97 section 97 313 amateur radio wireless telegraphy licence conditions pdf ofcom booklet london uk u k radio media licensing authority 12 march 2025 standards for the operation of radio stations in the amateur radio service industry canada government of canada september 2007 rbr 4 s 10 2 archived from the original on 13 january 2013 retrieved 21 january 2013 47 cfr 97 3 definitions www ecfr gov retrieved 8 july 2026 providing emergency communications amateur radio service regulation code of federal regulations government printing office 2019 title 47 part 97 subpart e 97 313 prohibited transmissions amateur radio service regulations code of federal regulations government printing office 1998 title 47 chapter 1 subchaper d part 97 subpart b atv fast scan amateur television www arrl org retrieved 22 may 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packet radio electronics notes www electronics notes com retrieved 22 may 2025 aprs automatic packet reporting system www aprs org retrieved 22 may 2025 psk31 spec www arrl org retrieved 22 may 2025 allstarlink org www allstarlink org retrieved 22 may 2025 introducing echolink www echolink org retrieved 22 may 2025 irlp internet radio linking project www irlp net retrieved 22 may 2025 why qrp www arrl org retrieved 22 may 2025 orbiting satellites carrying amateur radio amsat retrieved 22 may 2025 australia bertrand ron wait phil 2005 your entry into amateur radio the foundation license manual 1st ed wireless institute of australia isbn 0 9758342 0 7 canada cleveland iliffe john smith geoffrey read 1995 the canadian amateur study guide for the basic qualification 5th ed radio amateurs of canada isbn 1 895400 08 2 india shaji p b 2013 introduction to amateur radio hamradioindia united kingdom betts alan 2004 foundation license now 3rd ed radio society of great britain isbn 1 872309 80 1 united states wolfgang larry d ed 2003 now you re talking all you need for your first amateur radio license 5th ed american radio relay league isbn 0 87259 881 0 via internet archive archive org hennessee john ed 2003 the arrl fcc rule book 13th ed american radio relay league isbn 0 87259 900 0 silver h ward 2004 ham radio for dummies john wiley sons isbn 0 7645 5987 7 further reading edit bergquist carl j may 2001 ham radio operator s guide 2nd ed indianapolis in prompt publications isbn 0 7906 1238 0 via internet archive archive org buck craig e may 2018 pass your technician class amateur radio test the easy way 2nd ed usa easywayhambooks isbn 978 1 9851 2564 3 dennison mike fielding john eds 2009 radio communication handbook 10th ed bedford uk radio society of great britain isbn 978 1 905086 54 2 haring kristen 2007 ham radio s technical culture cambridge ma mit press isbn 978 0 262 08355 3 poole ian d october 2001 hf amateur radio potters bar uk radio society of great britain isbn 1 872309 75 5 rohde ulrich l whitaker jerry c 2001 communications receivers dsp software radios and design 3rd ed new york ny mcgraw hill isbn 0 07 136121 9 the arrl handbook for radio communications 2010 87th ed newington ct american radio relay league november 2009 isbn 978 0 87259 144 8 external links edit wikimedia commons has media related to amateur radio amateur radio ham glossary wikiversity has learning resources about amateur radio wikibooks has a book on the topic of amateur radio manual v t e amateur radio general operator station glossary activities high speed telegraphy pota sota iota jota gota portable operation homebrew crsa arrl radiogram ham net nts lotw piracy radiosport ardf fox oring roca dxing mw dx shortwave dx tv and fm dx contesting field day so2r wrtc logging software technology controversies hamsphere culture history ham etymology awards dx pedition hamfest qsl card q code vintage amateur radio magazines captain midnight w1aw women governance itu prefixes maritime mobile international operation organizations international iaru itu national arrl rac srrc licensing call signs canada india usa frequencies africa australia canada china europe india japan korea mexico russia uk modes voice am dsb sc isb ssb ame fm pm television atv sstv data digital cw ale amtor d star dapnet echolink ft8 hellschreiber dmt fsk mfsk m17 packet radio aprs amprnet ka9q pactor psk rtty spread spectrum wires x dmr technologies rf engineering software irlp qrp sdr list of radios two way radio transceivers shortwave radio beacons winlink ibp ale lm386 spark gap transmitter dx cluster tropospheric scatter irlp eqso plri wires emergency field day races ares raynet mars wicen arrl international humanitarian award space stratosphere bear space shuttle iss satellite oscar 1 2 3 4 5 6 7 8 9 10 16 17 18 22 38 40 44 45 50 51 53 56 60 61 62 63 65 66 67 69 71 73 75 76 77 78 83 84 85 87 91 92 95 100 101 103 104 107 109 115 116 122 anusat asusat bugsat 1 cape 1 cape 2 delfi c3 eyesat 1 falconsat fitsat 1 hamsat invader itf 1 jawsat kedr kitsat 1 kitsat 2 kitsat 3 kiwisat ossi 1 pansat pics pcsat2 posat 1 sedsat 1 srmsat starshine starshine 3 suitsat sunsat tiungsat 1 uosat 2 uosat 3 uosat 4 uosat 12 ham bands submillimeter 1 mm 2 mm 2 5 mm 4 mm 6 mm 1 2 cm 3 cm 5 cm 9 cm 13 cm 23 cm 33 cm 70 cm 1 25 m 2 m 4 m 5 m 6 m 8 m 10 m 12 m warc 15 m 17 m warc 20 m 30 m warc 40 m 60 m 80 m 160 m 630 m 2200 m magazines 73 the canadian amateur cq amateur radio cq ham radio cq vhf magazine cq dl electronics australia electronics illustrated five nine funkamateur ham radio k9ya telegraph modern electrics national communications magazine national contest journal old man popular communications practical wireless qex qst radcom radio news radio zs wireless weekly worldradio films contact frequency if all the guys in the world sergio and sergei people guglielmo marconi hidetsugu yagi judica cordiglia brothers william i orr shintaro uda v t e amateur radio digital modes frequency shift keying fsk rtty amtor sitor pactor clover2000 packet radio bell 103 bell 202 m17 multiple frequency shift keying mfsk olivia mfsk contestia jt65 fsk441 jt6m wspr ft8 phase shift keying psk psk31 psk63 q15x25 cofdm mt63 based on psk non traditional digital modes hellschreiber feld hell on off keying continuous wave modulated continuous wave pulse modulation frequency hopping spread spectrum fhss direct sequence spread spectrum dsss amprnet dapnet v t e antenna types isotropic isotropic radiator omnidirectional batwing antenna biconical antenna cage aerial coaxial antenna crossed field antenna dielectric resonator antenna dipole antenna discone antenna folded unipole antenna franklin antenna ground plane antenna g5rv antenna halo antenna helical antenna inverted f antenna inverted vee antenna j pole antenna mast radiator monopole antenna random wire antenna rubber ducky antenna sloper antenna turnstile antenna t2fd antenna t antenna umbrella antenna whip antenna directional adcock antenna as 2259 antenna awx antenna beverage antenna cantenna cassegrain antenna choke ring antenna collinear antenna array conformal antenna controlled reception pattern antenna corner reflector antenna curtain array folded inverted conformal antenna fractal antenna gizmotchy helical antenna horn antenna log periodic antenna loop antenna microstrip antenna moxon antenna offset dish antenna patch antenna phased array planar array parabolic antenna plasma antenna quad antenna reflective array antenna regenerative loop antenna rhombic antenna sector antenna short backfire antenna slot antenna sterba antenna vivaldi antenna wokfi yagi uda antenna application specific alliss corner reflector passive evolved antenna ground dipole reconfigurable antenna rectenna reference antenna spiral antenna circularly disposed antenna array television antenna v t e two way radio amateur and hobbyist amateur radio amateur radio repeater citizens band radio family radio service public radio service general mobile radio service kdr 444 lpd433 mobile rig multi use radio service pmr446 uhf cb australia aviation aeronautical mobile air traffic control aircraft emergency frequency airband common traffic advisory frequency mandatory frequency airport multicom single frequency approach unicom land based commercial and government mobile base station business band mobile radio professional mobile radio radio repeater specialized mobile radio trunked radio system walkie talkie marine shipboard 2182 khz 500 khz coast radio station marine vhf radio maritime mobile amateur radio signaling selective calling ctcss d star dual tone multi frequency mdc 1200 push to talk quik call i quik call ii selcall selcal system elements and principles antenna aprs automatic vehicle location call sign cad dc remote dispatch dynamic range compression fade margin link budget rayleigh fading tone remote radiotelephony procedure voting diversity combining v t e international morse code transmission methods continuous wave electrical telegraph heliograph modulated continuous wave on off keying paraset signal lamp notable signals sos cqd morse code mnemonics prosigns for morse code morse code abbreviations q code z code other writing systems in morse code american morse code greek alphabet cyrillic script russian hebrew script arabic script wabun code chinese telegraph code v t e telecommunications history beacon broadcasting cable protection system cable tv communications satellite computer network data compression audio dct image video digital media internet video online video platform social media streaming drums edholm s law electrical telegraph fax heliographs hydraulic telegraph information age information revolution internet mass media mobile phone smartphone optical telecommunication optical telegraphy pager photophone prepaid mobile phone radio radiotelephone satellite communications semaphore phryctoria semiconductor device mosfet transistor smoke signals telecommunications history telautograph telegraphy teleprinter teletype telephone history the telephone cases television digital streaming undersea telegraph line videotelephony whistled language wireless revolution pioneers nasir ahmed edwin howard armstrong mohamed m atalla john logie baird paul baran john bardeen alexander graham bell emile berliner tim berners lee francis blake jagadish chandra bose charles bourseul walter houser brattain vint cerf claude chappe yogen dalal donald davies daniel davis jr amos dolbear thomas edison philo farnsworth reginald fessenden lee de forest elisha gray oliver heaviside robert hooke erna schneider hoover harold hopkins gardiner greene hubbard bob kahn dawon kahng charles k kao narinder singh kapany hedy lamarr roberto landell innocenzo manzetti guglielmo marconi robert metcalfe antonio meucci samuel morse jun ichi nishizawa charles grafton page radia perlman alexander stepanovich popov tivadar puskás johann philipp reis claude shannon almon brown strowger henry sutton charles sumner taint...