Anno: 2018

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KM4IPF Shows the Shack-In-A-Box Ham Radio Go Box that She Built

“Faith Hannah (AE4FH) and Hope (KM4IPF) are planing to make a mini DXpedition to the Dry Tortugas in December 2018 and also plan to work…

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HF Managers Handbook V9.0

” The 9th edition of the HF Manager’s Handbook now available for download. Thank you to those who commented on the draft version. This new edition…

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MPI Pessage Passing Interface su Raspberry Pi

MPI  è uno standard di fatto per il calcolo parallelo,  tipicamente su cluster, che definisce un insieme di interfacce per la creazione di processi paralleli,…

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FT-818 microphone dynamic compressor

FT-818 microphone dynamic compressor Construction Dynamic Compressor for FT-818 based  SSM2167 Analog Devices When transmitting SSB, a dynamic compressor increases average transmitted power, and thus…

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GME CM60 FCC Certification

GME CM60 FCC Certification CM60 P25 extended control mobiles The CM60 Extended Control models are available in VHF 136-174MHz, UHFL 403-480MHz and UHF 450-520MHz bands with a dedicated…

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Il ricevitore radar

Il segnale trasmesso da un radar ad impulsi è costituito da una serie di impulsi a radiofrequenza che, quando viene colpito un bersaglio, vengono riflessi…

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NEW BTECH DMR-6X2

BTECH have announced a new DMR handheld radio, the DMR-6X2. DMR-6X2 Information: Dual Band VHF (136-174MHz) & UHF (400-480MHz) The DMR-6X2 uses a loud 1…

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BTECH DMR-6X2 Digital (DMR) & Analog Two-Way Radio (with GPS and Recording)

The BTECH DMR-6X2 is the most versatile dual-band DMR radio available. Designed for both amateur and commercial usage with its large, bright 1.77″ color TFT…

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FEMA Region X Field Day Weekend Event to Use 5 MHz Interoperability Channels

FEMA Region X (10), headquartered in Bothell, Washington, will exercise 5 MHz interoperability channels, as an option for disasters and emergencies, on the opening day of ARRL…

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ARES® Continues Move Toward Enhanced Training, Paperless Reporting

As part of upgrades to the ARES® program, ARRL will phase out traditional hard-copy report forms later this year in favor of an online system, ARES®…

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Experiments Look to Leverage Low-Latency HF to Shave Microseconds off Trade Times

Experimental operations now under way on HF appear aimed at leveraging low-latency HF propagation to shave microseconds from futures market trades and gain a competitive…

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Retevis RT83(GPS) 10W IP67 DMR Digital UHF Radio

Retevis RT83 with digital and analogue mode two way radio.   Using TDMA technology, designed with Tier II,AMBE++ vocoder, compatible with mototrbo etc. DMR two…

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IoT e Industry 4.0: come cambierà il mondo del lavoro?

Nel blog di Elettronica Open Source vi è grande visibilità a quella che in gergo viene definita come la quarta rivoluzione industriale, ovvero la digitalizzazione…

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President Liberty Wireless Microphone Teardown & Review.

Video:Youtube/MikesRadioRepair

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E51HMK Rarotonga Island Cook Islands. From DXNews.com

Hans, DK2HM will be active as E51HMK from Rarotonga Island, IOTA OC – 013, Cook Islands in March 2019., E51HMK Rarotonga Island Cook Islands. From…

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Tecnologia allo stato solido: l’evoluzione del settore RF

Grazie alla continua riduzione dei costi di fabbricazione, la tecnologia allo stato solido sta per introdurre significativi cambiamenti anche nel settore RF, a lungo dominato…

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International Space Station School Contact 19/06/2018 (Yaesu FT-991)

Not the most successful contacts as the ISS appears to be having problems receiving the school, located in Serbia, but still great to hear the…

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V6J Ta Island, Nomoi Islands. From DXNews.com

V6J Team will be active from Ta Island, Mortlock (Nomoi) Islands, IOTA OC – 254, 19 – 31 July 2018., V6J Ta Island, Nomoi Islands….

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ARISS-Russia FM transmissions from Space Station

On June 20 and 21, the Tanusha satellites will be connected to an antenna on the ISS Russian Service Module and transmit voice messages on…

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DXpedition Team Set to Depart for Baker Island, Ducie Island Preparations on Target

Two major DXpeditions are on track to make many DXers happy campers this year. Just ahead is the KH1/KH7Z Baker Island DXpedition, which commemorates the 81st…

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ESPertino e la domotica OpenSource: Switch a doppia uscita – Sviluppo firmware

Nella prima lezione è stata fatta una panoramica sul mondo della domotica mettendo in evidenza i principali problemi e ostacoli. Nella seconda lezione invece si è entrati nel dettaglio del…

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Inverter Boost/SEPIC da 2MHz

Analog Devices ha annunciato LT8361 Power by Linear™, un convertitore DC/DC multi-topologia da 2MHz a controllo di corrente, con switch integrato da 2A, 100V, adatto…

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Le sfide dell’automotive – Intervista a Eric Pinton, Director @ Renesas Electronics

L’avvento delle tecnologie Wireless/RF, della microelettronica e dell’IoT in generale, ha indirizzato il mercato dell’automotive verso nuove soluzioni di gestione, sia per migliorare il comfort…

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Upcoming Space Station Contact 19/06/2018

An International Space Station school contact has been planned for Ricky Arnold KE5DAU with Tehnicka Skola Zajecar, Zajecar, Serbia. The event is scheduled for Tuesday…

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P29RR Papua New Guinea. From DXNews.com

Roly, ZL1BQD will be active from Papua New Guinea as P29RR, 1 – 26 July 2018., P29RR Papua New Guinea. From DXNews.com, ,