Anno: 2018

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ARES Activated in Eight Maryland Counties for Severe Flooding

Amateur Radio Emergency Service (ARES®) volunteers in the Maryland-DC Section activated in the wake of regional flash flooding on May 27. Hit especially hard was Ellicott…

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Alaskan Arrow LEO Satellite Antenna – 4 Elements for 2 Meters crossed with 10 Elements for 70 cm

The Alaskan antenna is meant for those who live in the higher lattitudes and need a little more gain. For us mere mortals who live…

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K2EZ ROVER Hamvention 2018 Presentation

The Rover Vehicle: A 2002 Ford Explorer – A 6M quarter wave whip for 6M FM operation. – A 2M 5/8 wave whip for 2M FM…

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Raspberry Pi Powered HF Radio in an Ammo Can GoBox

“Hello Operators. Topic of the day is the Raspberry Pi 3B+, and how I’m using it for amateur field communications. During May 18-21, I spent…

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Le soluzioni Embedded per l’IoT- Intervista a Norbert Hauser, VP @ Kontron

I dispositivi Internet of Things (IoT) richiedono un ricco set di opzioni di connettività wireless e protocolli di rete. Dai dispositivi indossabili, medical, alle appliance…

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27.555 Skip 28th May 2018 – Yaesu FT-857D

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50Mhz Opening 28th May 2018 – Yaesu FT-991

Nice to hear a good opening on the 6m (50Mhz) band today!

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VK9XT Christmas Island. From DXNews.com

VK9XT Team will be active from Christmas Island, IOTA OC – 002, 29 September – 6 October 2018., VK9XT Christmas Island. From DXNews.com, ,

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H40D Duff Islands Gallery. From DXNews.com

H40D Duff Islands IOTA Expedition 2018. IOTA OC – 179 Gallery., H40D Duff Islands Gallery. From DXNews.com, ,

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H44R/P Florida Islands Gallery. From DXNews.com

H44R/P Florida Islands IOTA Expedition 2018. Photo gallery., H44R/P Florida Islands Gallery. From DXNews.com, ,

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H44R Russell Islands Gallery. From DXNews.com

H44R IOTA Expedition Russell Islands, IOTA OC – 168, April 2018. Photo Gallery., H44R Russell Islands Gallery. From DXNews.com, ,

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Nucleus Plus

Nucleus Plus è un real-time kernel utilizzato in ambito embedded per applicazioni ad ampio spettro; è impiegato in applicazioni di telefonia mobile ed applicazioni per il controllo industriale. In questo articolo vedremo alcune caratteristiche della sua struttura interna. Nucleus Plus è…

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ZF2LT Grand Cayman Island. From DXNews.com

Lawrence, K8HTC will be active as ZF2LT from Grand Cayman Island, Cayman Islands, IOTA NA – 016, 18 – 24 June 2018., ZF2LT Grand Cayman…

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South Africa gets 100 kHz on 60 Meter Band

On Friday 25 May, ICASA published the National Radio Frequency Plan 2018 in which amateur radio was allocated 100 kHz on a shared basis in…

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The K7RA Solar Update – 05/25/2018

Sunspot activity resumed this week, after no sunspots for seven consecutive days. Average daily sunspot number was 7.7, rising from 6.4 in the previous reporting…

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Elecraft KPA1500 Amplifier Presentation

KPA1500 solid-state amplifier won’t take over your entire desktop: it’s just 4.5 x 13.5 x 11.5”.  KPA1500 solid-state amplifier won’t take over your entire desktop:…

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Kenwood TS 890S at HamNation [ Video ]

Gordon West WB6NOA interviews Kenwood Chief Design Engineer Toshio Torii JA6QXW on NEW Kenwood TS-890S during Hamvention 2018.   Review Elecraft KPA1500 Amplifier Presentation May…

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Coping with Poor HF Conditions – The Doctor Will See You Now! [ PODCAST ]

While some amateurs may complain about lousy HF propagation conditions, the Doctor explains that the truth is a bit more nuanced. Review External Mic and…

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Controlli motori DC con LPC2101

In questo articolo si illustra come utilizzare il microcontrollore LPC2101 (NXP) per il pilotaggio di motori DC (Direct Current). Un motore brushless DC (BLDC) è un motore elettrico sincrono alimentato da corrente…

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Kenwood TS-890S Video

Video:YouTube/Don Arnold A very interesting video from Don Arnold who takes a look at the new Kenwood TS-890S…

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Misuratore di energia da 3500 W con Wi-Fi

Un dispositivo Wi-Fi per controllare e gestire i propri apparati collegati alla presa tramite smartphone e tablet, ovunque e in qualsiasi momento. La presa intermedia…

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Sensori MEMS: una rivoluzione nel settore sanitario

Anche se la tecnologia MEMS (Micro Electro-Mechanical System) non si può certo definire una novità, in quanto la sua nascita risale a parecchi decenni fa,…

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Materiali intelligenti per dispositivi medici

Si chiama Pdlce il polimero “soffice” ultima scoperta di un gruppo di ricercatori, un materiale in grado di modificare la propria forma in modo reversibile….

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Progettiamo con i MEMS – il secondo webinar di EOS-Academy

Guarda un estratto del secondo webinar di EOS-Academy. Maurizio Di Paolo Emilio ha tenuto una lezione sui MEMS dal corso Electronic System Engineering. L’appuntamento settimanale con…

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VP2V/K6TOP VP2VGG Tortola Island British Virgin Islands. From DXNews.com

Kevin, K6TOP will be active again from Tortola Island , British Virgin Islands, 23 May – 1 June 2018 as VP2V/K6TOP., VP2V/K6TOP VP2VGG Tortola Island…