2 Meter VHF Quarter Wave Ground Plane Antenna – Ham Radio Q&A
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2 Meter VHF Quarter Wave Ground Plane Antenna – Ham Radio Q&A

“Are you looking for a fun and easy antenna project? The 1/4 ground plane might be just the ticket. This particular ground plane is constructed…

Labview e la porta seriale
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Labview e la porta seriale

Attualmente ci sono molte strumentazioni dotati di porta seriale. Come possiamo comunicare con loro in un modo semplice? La risposta è Labview. In questo articolo analizzeremo un semplice programma che ci permetterà di comunicare con il dispositivo via…

NEW Alinco DJ-MD5 DMR Handheld
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NEW Alinco DJ-MD5 DMR Handheld

The latest addition to the ever growing crop of dual band DMR radios…  Alinco DJ-MD5T VHF/UHF 5W DMR Dual Mode Tier I/II HT Features: DMR…

RUMlogNG2Go for iOS version 3.5.2 now available
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RUMlogNG2Go for iOS version 3.5.2 now available

Thomas Lindner, DL2RUM, is happy to announce the availability of version 3.5.2 of his RUMlogNG2Go logger for the iPhone and iPad.  RUMlogNG2Go can be downloaded from the Apple iTunes store.  More information…

Più uscite da un solo pin
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Più uscite da un solo pin

Questo progetto mostra come sia semplice partendo da un singolo pin di output avere la possibilità di ottenere più segnali di uscita, il tutto grazie ad un semplice filtro RC e ad un convertitore seriale/parallelo….

PWM software
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PWM software

Una modalità per la realizzazione di un segnale PWM software, generato su di un pin di un microcontrollore PIC della famiglia mid-range; metodo utile sia quando si usa un PIC senza PWM sia quando la…

4-Square installation in Eastport, Maine [ W2RE ]
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4-Square installation in Eastport, Maine [ W2RE ]

Ray is installing a Four-Square system using four of the DX Engineering DXE-7580FS-VA-2 Vertical antennas at the Eastport, Maine site. Brand:DX Engineering Manufacturer’s Part Number:DXE-7580FS-VA-2…

Play ARM7!
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Play ARM7!

Già da parecchio tempo, allo scopo di soddisfare le sempre più esigenti richieste del mercato, quasi tutte le case costruttrici di semiconduttori stanno producendo microcontrollori a 32 bit. Parallelamente, le richieste di sistemi…

French CB Radio Event 17th -19th August
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French CB Radio Event 17th -19th August

Listen out on channel 27 (Mid Band) – 27.275 for a national CB event taking place in France this weekend.  Google Translation from French to…

PJ7/K5SL Sint Maarten Island. From DXNews.com

K5SL will be active from Sint Maarten Island, IOTA NA – 105, 8 – 15 September 2018, as PJ7/K5SL., PJ7/K5SL Sint Maarten Island. From DXNews.com,…

SAQ in Sweden Receives More than 300 Reports on Alexanderson Day, July 1
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SAQ in Sweden Receives More than 300 Reports on Alexanderson Day, July 1

SAQ, the old Alexanderson alternator transmitter at the World Heritage Grimeton Radio Station in Sweden, received 321 listener reports in response to its three 17.2…

Well-Known Contester, DXer Bob Morris, W4MYA, SK
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Well-Known Contester, DXer Bob Morris, W4MYA, SK

Robert S. “Bob” Morris, W4MYA, of Goochland, Virginia, died on August 14. An ARRL Life Member, he was 72. Morris had been suffering from cancer…

Introducing the World’s longest 50MHz/70MHz Dual Bander?
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Introducing the World’s longest 50MHz/70MHz Dual Bander?

The new 6-4-20 is a serious performer with an 11.1m computer optimised tapered boom and 10 elements on both 50MHz and 70MHz with a single…

Quando la guida autonoma diverrà realtà?
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Quando la guida autonoma diverrà realtà?

Dalla fine degli anni 90 l’interesse pubblico e l’attenzione dei media per i veicoli a guida autonoma sono andati lentamente aumentando anche grazie all’avanzare della…

VP2V/WJ2O British Virgin Islands. From DXNews.com

Dave, WJ2O will be active as VP2V/WJ2O from British Virgin Islands, IOTA NA – 106, 21 – 27 November 2018., VP2V/WJ2O British Virgin Islands. From…

XT2BR Ougadougou Burkina Faso. From DXNews.com

Al, F8FUA will be active as XT2BR from Burkina Faso, 21 – 29 August 2018., XT2BR Ougadougou Burkina Faso. From DXNews.com, ,

“Dummy Loads” is the topic of the new (August 16) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!
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“Dummy Loads” is the topic of the new (August 16) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!

“Dummy Loads” is the topic of the new (August 16) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Engineering, “ARRL…

FT8CALL – The NEWEST HF Digital Mode, Introduction and Demo
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FT8CALL – The NEWEST HF Digital Mode, Introduction and Demo

  FT8CALL “FT8, as we know, has dominated the airwaves for over a year now. Imagine the ability to have keyboard to keyboard ragchew, with…

RigExpert AA-55 ZOOM Option Bluetooth is coming
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RigExpert AA-55 ZOOM Option Bluetooth is coming

“Dear Partners & Customers, As a rule, unexpected discoveries of the modern world take place at the intersection of technologies. We implanted Bluetooth technology in…

10m Band – UK to USA on 10 watts

Video:YouTube/AMATEUR & 11M RADIO TIM Congratulations to Tim who shows that even at this low point in the solar cycle it is possible to make…

FCC Says NO to FM CB Radio and Increases Power Output on FRS
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FCC Says NO to FM CB Radio and Increases Power Output on FRS

The FCC has published an update to it’s Part 95 rules which mainly concern personal radio services such as the Family Radio Service (FRS), the…

Dave Popkin, W2CC/AAR2BU Receives Presidential Lifetime Achievement Award
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Dave Popkin, W2CC/AAR2BU Receives Presidential Lifetime Achievement Award

A New Jersey radio amateur and Military Auxiliary Radio System (MARS) member has received a Lifetime Achievement Award from President Donald Trump. ARRL Charter Life…

AE4FH Interviews Hans from QRP Labs About the QSX SDR Transciever Kit
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AE4FH Interviews Hans from QRP Labs About the QSX SDR Transciever Kit

“YOTA 2018 South Africa is now over, and one of the highlights of the youngsters’ week were the kit building sessions. They had the opportunity…

HDSDR VERSION 2.80 BETA RELEASED
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HDSDR VERSION 2.80 BETA RELEASED

HDSDR is a freeware Software Defined Radio (SDR) program for Microsoft Windows 2000/XP/Vista/7/8/8.1/10. Typical applications are Radio listening, Ham Radio, SWL, Radio Astronomy, NDB-hunting and Spectrum analysis….

Interrupt Intelligenti
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Interrupt Intelligenti

Normalmente il firmware realizzato per una scheda embedded contiene sia i driver di basso livello per la gestione delle periferiche hardware, sia il programma applicativo. Questa soluzione non sempre…