Anno: 2019

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Amateur Radio Applications Piling Up as Partial Government Shutdown Continues

Volunteer Examiner Coordinators across the US are continuing to receive paperwork from Amateur Radio exam sessions held during the partial government shutdown. While it’s still…

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Realizziamo un radio controllo per modellini con l’ESP8266

I sistemi standard a controllo radio, utilizzati dai modellisti per controllare aeromodelli e navi non sono venduti proprio a buon mercato. Realizziamo, nell’articolo, un sistema…

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La prestigiosa rivista Elektor in Italiano!

Il 2019 comincia con il botto! E’ ufficiale, a partire da domani la rivista Elektor sarà disponibile in italiano. Elettronica Open Source attraverso il suo…

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3Y0I – VIDEO Update ! BOUVET

Review SDR School Part One The Basics January 22, 2019 No comments “If you feel a little left behind with all this new-fangled SDR stuff,…

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CQ WW160 – Meter Contest

Contest Dates CW: 2200Z January 25 – 2200Z January 27, 2019 SSB: 2200Z February 22 – 2200Z February 24, 2019 The 2019 CQ World Wide…

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Regolatore µModule Silent Switcher con ingresso a 40V, 3,5A per applicazioni automotive e industriali

Le applicazioni in campo automotive, dei trasporti e industriale sono sensibili al rumore e richiedono soluzioni di potenza a basso livello EMI. Gli approcci tradizionali…

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FCC Reactivating Equipment Authorization System

The FCC says it will reactivate its Equipment Authorization System (EAS), which had been unavailable since the FCC ran out of funds on January 3…

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Hams in Indonesia Get New Bands

Indonesia’s IARU member-society ORARI reports that the Ministry of Communications and Information Technology has allocated bands of 135.7 — kHz (2200 meters), 472 — 479 kHz (630…

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SDR School Part One The Basics

“If you feel a little left behind with all this new-fangled SDR stuff, this video is for you! SDR School is presented in a non-technical…

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New 2200-Meter Beacon on the Air from Australia

The Caboolture Radio Club (VK4QD) in Queensland, Australia, is now operating a beacon on 2200 meters on 137.444 kHz using the call sign VK4RBC. Australia’s telecommunications authority…

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Quartzfest Jan 20, 2019 BaoFeng & Bioenno

Antenna New ! Chameleon Antenna 7.0-54.0 MHz CHA WINDOM 40 March 20, 2016 No comments The CHA WINDOM 40 antenna is designed for 40m, 20m…

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REDELL DM-1360

FCC PART 90 TEST REPORT Declaration of Similarity To: FEDERAL COMMUNICATIONS COMMISSION Dear Sir/Madam, We, REDELL, hereby declare that we have a product named as…

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Blockchain private: un caso applicativo con la piattaforma multichain

Nel precedente articolo abbiamo visto come si può creare una blockchain privata utilizzando la piattaforma Ethereum. In questo articolo esamineremo come può essere creata una…

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Il mercato globale dell’Internet delle cose

Internet of Things (IoT) rappresenta il prossimo passo verso la digitalizzazione della nostra società e dell’economia, in cui gli oggetti e le persone sono interconnessi…

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The Saturday Freeband Net – SPECIAL EVENT

News from Mark posted on Facebook is that The East Midlands SSB DX Group have issued The UK Freeband Challenge to celebrate the 1st anniversary…

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Reports of Knacksat CubeSat Reception Requested

The Knacksat 1U CubeSat launched on December 3 by a SpaceX vehicle may be in safe mode. The Knacksat project team at King Mongkut’s University of Technology-North…

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Filtro RC per alimentatori Switching

Come usare un filtro LC a due stadi per ridurre il rumore di un regolatore switching. Nella maggiore parte delle applicazioni gli alimentatori switching trovano oggi largo impiego. Tra i vantaggi…

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Emergency Grid Down Communications Winter Edition

“Hello Operators Extreme weather and grid down disasters seem to be happening more often, and with greater intensity. More often than not, when we organize…

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Progettare con i dispositivi PSoC5

Per supportare le nuove famiglie PSoC3 e PSoC5, Cypress ha sviluppato tempo fa il nuovo ambiente IDE PSoC Creator. Scopriamo come funziona. PSoC Creator è il nuovo ambiente…

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NEW Midland 42 DS CB Handheld @ Moonraker

Thunderpole, here in the UK, have the new Midland 42 DS (Digital Squelch) CB radio handheld in stock, at the very reasonable price of £119.99…

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New Technical Requirements in Bulgaria

Today, January 18th, New Technical Requirements has been published from Bulgarian Ministry of Communication.  Thanks to the great commitment of BFRA now Bulgarian Amateurs have obtained…

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Es’hail-2 live ! TRANSPONDER TESTS

Es’hail 2 was launched last November and it is the first geostationary satellite to contain an amateur radio transponder. The satellite is positioned at 25.5°E which is over…

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Simulink

Simulink è uno strumento che opera in ambiente Matlab, è un potente strumento interattivo per la modellazione, simulazione ed analisi dei sistemi dinamici. Il suo ambiente di sviluppo grafico…

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CPU Design: Una cache per tutti i gusti

“Cache”, in inglese, significa letteralmente “nascondiglio segreto”, o “scorta segreta”. In generale, fa pensare ad un luogo piccolo in cui mettere al sicuro oggetti di…

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NEW Quad Band Wouxun KG-UV980PL

Another new radio from Wouxun in a familiar container. This is the Wouxun KG-UV980PL and it’s great to see another radio which includes the 4m…