Scegliere e usare tecnologia GaN per la conversione super-efficiente della potenza
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Scegliere e usare tecnologia GaN per la conversione super-efficiente della potenza

L’obiettivo di aumentare l’efficienza energetica e l’affidabilità, riducendo al contempo le dimensioni complessive della soluzione, è prevalente nelle moderne applicazioni di elettronica di potenza. Tali…

D4IA Santa Maria Sal Island Cabo Verde Cape Verde. From DXNews.com

Mike, CT1IUA will be active as D4IA, from Sal Island, IOTA AF – 086, Cape Verde, Cabo Verde, 1 – 9 April 2018., D4IA Santa…

“Tra Terra e Cielo”
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“Tra Terra e Cielo”

La Sezione ARI di Siena, con la finalità di avvicinare al nostro mondo radioamatoriale studenti e giovani, organizza durante la manifestazione GeoElsa 2018, il Convegno…

MFJ 8-Band Cobweb VS Hy-Gain AV680 Comparison
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MFJ 8-Band Cobweb VS Hy-Gain AV680 Comparison

“So many people asked which antenna would I rather have and which one performs better. Well, this is a basic comparison on a day not…

Yaesu FT-818 – Unboxing [ Video ]
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Yaesu FT-818 – Unboxing [ Video ]

The new FT-818 incorporates all the many basic and attractive features of the ever-popular FT-817ND while providing upgrades desired by many existing owners. The FT-818…

REVO SoundStage Circuit Description
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REVO SoundStage Circuit Description

REVO SoundStage Circuit Description Product: Bluetooth Speaker Brand Name: REVO Model Number: SOUNDSTAGE Rating: Input: 100-240Va.c. 50/60Hz 1.5A; Output: 18Vd.c. 3300mA. The AC/DC adaptor was…

Considerazioni di design nella raccolta di energia RF
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Considerazioni di design nella raccolta di energia RF

Nell’aria sono presenti molte fonti di energia, la nostra moderna tecnologia RF trasmette milioni (se non miliardi) di watt nell’atmosfera attraverso vari modi. La raccolta…

Baofeng UV3R+ Inside
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Baofeng UV3R+ Inside

Seen this image posted on Facebook recently which shows the circuit board inside the Baofeng UV3R+ and thought you may like to take a look….

JW7XK JW6VM JW9DL JW5X Svalbard Islands. From DXNews.com

LA7XK, LA6VM and LA9DL will be active from Svalbard Islands, IOTA EU – 026, 10 – 15 October 2018, as JW7XK, JW6VM, JW9DL., JW7XK JW6VM…

VK9XQ Christmas Island. From DXNews.com

Michael, DF8AN will be active as VK9XQ, from Christmas Island, IOTA OC – 002, 3 – 6 and again 10 – 17 November 2018., VK9XQ…

VK9CH Cocos Keeling Islands. From DXNews.com

Michael, DF8AN will be active as VK9CH, from Cocos Keeling Islands, IOTA OC – 003, 6 – 10 November 2018., VK9CH Cocos Keeling Islands. From…

Hamvention Setting Space Aside to Spotlight Emergency Communication Vehicles
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Hamvention Setting Space Aside to Spotlight Emergency Communication Vehicles

In keeping with its theme, “Serving the Community,” Hamvention® 2018 is offering an opportunity for Amateur Radio groups to display the communication vehicles they use to…

ISS SSTV active on 145.800 MHz FM in April
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ISS SSTV active on 145.800 MHz FM in April

The International Space Station (ISS) amateur radio Slow Scan Television (SSTV) transmissions on 145.800 MHz FM are expected to be activate over several days in April. The…

IOTA: una criptovaluta hash-based per la protezione delle transazioni IoT
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IOTA: una criptovaluta hash-based per la protezione delle transazioni IoT

IOTA è un protocollo decentralizzato per micro-transazioni e orientato verso l’Internet of Things (IoT). La base di tutto è il Tangle, simile alla blockchain ma molto più…

Aspetti di 5G e guida autonoma – Intervista a Frank Berthaux e Giacomo Tuveri – Marketing Managers @ Keysight
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Aspetti di 5G e guida autonoma – Intervista a Frank Berthaux e Giacomo Tuveri – Marketing Managers @ Keysight

L’IoT e l’analisi predittiva giocheranno sicuramente un ruolo importante nel futuro dei test e delle misure. I data logger si scambieranno informazioni per prevenire disastri,…

Video KB1H Superstation Final tower demolition. From DXNews.com

KB1H Superstation Final tower demolition 8/2017 Dropping ‘The Dallas’., Video KB1H Superstation Final tower demolition. From DXNews.com, ,

VQ5Z Turks and Caicos Islands. From DXNews.com

VE3IKV and W4TAA/VE3MMQ will be active as VQ5Z, from Turks and Caicos Islands, IOTA NA – 002, in July 2018., VQ5Z Turks and Caicos Islands….

SystemC – Interfacce, porte e canali
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SystemC – Interfacce, porte e canali

Il linguaggio SystemC supporta in maniera nativa una descrizione delle architetture di tipo gerarchico basata sul concetto di modulo. In tutte le applicazioni, tale approccio semplifica la comprensibilità del…

NEW TYT MD-UV380 UPDATE – UK Price!
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NEW TYT MD-UV380 UPDATE – UK Price!

With thanks to Callum of Communic8 we have information that the expected UK price of the new TYT MD-UV380 is approximately £120 for the standard model…

L’oro in radio con Tera
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L’oro in radio con Tera

In occasione dell’inaugurazione della ristrutturata miniera d’oro di Sessa – Canton Ticino, dal 1° Aprile al 1° Maggio 2018, i Soci del Tera Radio Club,…

Gestione batterie con LTC1325
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Gestione batterie con LTC1325

LTC1325 prodotto da Linear Technology è un componente in grado di eseguire, con l’ausilio di un microcontrollore, la ricarica, il condizionamento ed il controllo della capacità residua di…

Review of RigExpert AA-55 ZOOM Antenna and Cable Analyzer
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Review of RigExpert AA-55 ZOOM Antenna and Cable Analyzer

“This video is a comprehensive review of the functions and operation of the RigExpert AA-55 ZOOM Antenna and Cable analyzer. This lightweight portable analyzer can…

Review and Tutorial on Radioddity/Baofeng RD-5R DMR Dualbander
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Review and Tutorial on Radioddity/Baofeng RD-5R DMR Dualbander

“Two Chinese companies, Radioddity and Baofeng, have teamed up to bring you the US$75 dual-band FM/DMR radio housed in the old UV-5R package. The video…

Storm spotters using ham radios
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Storm spotters using ham radios

The National Weather Service will use the information these radio operators report when issuing or canceling warnings. by : Cory Reppenhagen With the arrival of spring,…

Icom ID-31E PLUS – A Great Entry Point into D-STAR
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Icom ID-31E PLUS – A Great Entry Point into D-STAR

The ID-31E UHF digital D-STAR handportable provides a great jumping on point into the fabulous world of D-STAR Digital Amateur Radio. This radio will allow…