Author: iz4wnp

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IARU speaks for the Region’s amateur radio community

The past three months have been a busy time for IARU’s Region 1 team involved in spectrum issues of interest to the Amateur Radio service,…

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Conversioni float-string in AVR

La libreria di conversione in ambiente AVR che presenteremo in questo articolo è ready-to-run per essere utilizzata in applicazioni embedded e dispone di numerosi aspetti che la rendono davvero interessante. Questa libreria di conversione, da rappresentazioni in…

YJ0GC Efate Island Vanuatu. From DXNews.com

Stan, LZ1GC will be active as YJ0GC, from Efate Island, IOTA OC – 035, Vanuatu, 15 October – 4 November 2018., YJ0GC Efate Island Vanuatu….

Andrius, LY7Z  – WRTC Addicted. From DXNews.com

In the past twenty years, a new, informal club of Amateur Radio operators has emerged and grown into an international ring of devotees of the…

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Generazione di suoni con FUJITSU MB1460

Visualizzazione di contenuti grafici e riproduzione del suono sono divenute ormai caratteristiche irrinunciabili nei moderni sistemi embedded. Nel settore audio, in particolare, se da un lato esistono codec più o meno complessi che implementano le principali funzionalità per applicazioni ad…

Guai seri per II0PM/mm

Il giorno 30 luglio 2018 la goletta MEA LUX è partita da Tromso diretta alle Svalbard. Le operazioni radio dovevano iniziare giorno 1 agosto ma…

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Pilotare ESP32 con i Comandi AT

L’ESP32 è il nuovo modulino prodotto da Espressif ed erede dell’ESP8266. Economico, studiato per l’IOT e dunque ricco di connettività (WiFi e BLE ), sta…

Satcom Scan 40F CB Radio

A ‘blast from the past’ with a look at my Satcom Scan 40F CB Radio, bought way back in 1987 for the sum of £165,…

9Y4D Trinidad Island Trinidad and Tobago. From DXNews.com

Chris, 9Y4D will be active from Trinidad Island, IOTA SA-011, Trinidad and Tobago in CQ WW DX SSB Contest, 27 – 28 October 2018 as…

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Launched announced for Es’hail-2 carrying ham radio transponders

Es’hailSat has tweeted their geostationary satellite Es’hail-2 is expected to be launched by SpaceX in the 4th quarter of 2018. Qatar’s Es’hail-2 satellite will provide…

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ExpertRC 1.3 alpha 1 for remote control – Expert Electronics

“Hi, everyone! Today we finally launching new ExpertRC 1.3 alpha 1 for remote control – https://eesdr.com/en/support-en/software-en In the alpha 1 we’ve made several improvements to the…

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ARISS Packet Radio System Expected to be Back Late this Year

The currently silent packet radio system on the International Space Station could be back on the air by year’s end. Amateur Radio on the International…

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KH1/KH7Z Baker Island 2018 [ Video ]

“This is a short compilation of footage shot by the 2018 Baker Island DXpedition team. (no – there is no full-length video this time. Sorry…

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Il CAN bus

Il Controller Area Network, noto anche come CAN-bus, è uno standard seriale per bus principalmente di tipo automotive e multicast. E’ stato introdotto negli anni ottanta dalla Robert BoschGmbH, per collegare…

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Ruote che girano e sensori induttivi

Se c’è una cosa che facciamo di continuo è contare, certe volte senza neanche rendercene conto. Contare è spesso e volentieri così difficile e noioso…

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Baofeng BANNED?

Documents which have appeared on the FCC website appear to suggest that sales of the popular budget handheld radio, the Baofeng UV-5R may be BANNED…

PJ2/NK8O Curacao Island. From DXNews.com

Charles, NK8O will be active as PJ2/NK8O from Curacao Island, IOTA SA – 099, 27 August – 2 September 2018., PJ2/NK8O Curacao Island. From DXNews.com,…

OX/W0GPR Greenland. From DXNews.com

Brandon, W0GPR will be active as OX/W0GPR from Greenland, 9 – 27 August 2018., OX/W0GPR Greenland. From DXNews.com, ,

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VHF/UHF and Above Contests Just Ahead!

The new 222 MHz & Up Distance Contest, the 10 GHz & Up, and the ARRL September VHF Contest are upon us…or approaching rapidly. Here…

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Increase Your Two Way Radio’s Power With The Retevis RT91! 30 Watt Amplifier

This is a portable, lightweight, Wide coverage RF power amplifier for Handheld Radio equipment , proprietary and emerging waveforms. Dual mode for Digital and Analog…

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FCC Cites Baofeng Importer for Illegally Marketing Unauthorized RF Devices

The FCC has issued a Citation and Order (Citation) to Amcrest Industries, LLC(formerly Foscam Digital Technologies, LLC), an importer and marketer of popular and inexpensive Baofeng hand-held transceivers,…

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Performance Test of MFJ-1846 Six-Band Hex-Beam Antenna

“Performance results of MFJ-1846 Six-band hex-beam antenna. The antenna shows great directionality and ample gain. The SWR doesn’t quite cover the 20 meter, 10 meter,…

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Antenna Rotators “ARRL The Doctor is In” podcast. Listen…and learn!

“Antenna Rotators” is the topic of the new (August 2) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Engineering, “ARRL…

President Lincoln 2+ Tune Up

Video:YouTube/Smokin Joe’s Electronics Pure Power RF Labs

LR5D Martin Garcia Island. From DXNews.com

Members of Radio Club Argentino will be active from Martin Garcia Island, IOTA SA-055, 16 – 20 August 2018, as LR5D., LR5D Martin Garcia Island….