E’ stata da poco rilasciata una nuova guida introduttiva per aiutare gli sviluppatori a programmare la scheda Spresense con CircuitPython in modo strutturato. Attraverso questa
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Mese: Gennaio 2021
The most effective way to place a long wire antenna
The most effective way to place a long wire antenna Antenna Shark HF Hamsticks, American Made, Review And Testing April 08, 2020 No comments Read
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L’IoT e il Cloud nei sistemi Smart Home
I sistemi per la Smart Home hanno raggiunto una grande popolarità negli ultimi decenni in quanto contribuiscono ad aumentare il comfort e la qualità della
Read moreJD1BQA Komagari Ogasawara Islands. From DXNews.com
Takio, JH3QFL will be active as JD1BQA from Komagari, Chichijima Island, IOTA AS – 031, Ogasawara (Bonin) Islands, 1 – 7 May 2021., JD1BQA Komagari
Read moreDXCC Most Wanted 2021. From DXNews.com
DXCC Most wanted countries 2021 Club Log version. Updated 28 January 2021., DXCC Most Wanted 2021. From DXNews.com, ,
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ARISS and Partners Are Investigating Space Station Ham Radio Failure
Amateur Radio on the International Space Station (ARISS) and its partners are troubleshooting a failure within the on-board NA1SS amateur station in the ISS Columbus module. The
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RadFxSat-2 Signals Detected, AMSAT Engineering Continues to Assess Status
by Paul Stoetzer On January 27th, Brad Schumacher, W5SAT, reported copying his CW signal weakly via the RadFxSat-2 transponder. On the morning of January 28th, AMSAT
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Gecko Starter Kit: lo sviluppo senza compromessi
Lo sviluppo software è spesso motivo di non poca preoccupazione per il progettista, che oltre all’onere dell’implementazione di programma della nuova strategia, deve tenere presente
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Da ROHM Semiconductor i primi circuiti integrati del settore per la rilevazione di Zero Cross-Riduzione della perdita di potenza indesiderata
ROHM Semiconductor ha sviluppato una soluzione integrata per la rilevazione di zero cross per alimentatori negli apparecchi domestici quali lavatrici e frigoriferi. La soluzione offre
Read moreZF2LC Cayman Islands. From DXNews.com
W2SM is currently active from Cayman Islands as ZF2LC., ZF2LC Cayman Islands. From DXNews.com, ,
Read moreVK9IR Mellish Reef. From DXNews.com
VK9IR Team will be active from Mellish Reef, OC-072, in October 2021., VK9IR Mellish Reef. From DXNews.com, ,
Read moreVK9HR Willis Island. From DXNews.com
VK9HR Team will be active from Willis Island, OC-007, in October 2021., VK9HR Willis Island. From DXNews.com, ,
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CHESS CubeSat Constellation to Carry FUNcube Transponders
In 2020, a project between AMSAT-UK, AMSAT-NL, and Swiss universities got under way with the aim of equipping two Swiss satellites — for now under
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How Antenna Traps Work
How Antenna Traps Work Antenna 20m/40m Stealth Bazooka Flagpole Antenna November 25, 2014 No comments No longer does the Amateur Radio Operator need
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2021 Propagation Summit Session Recordings Available
YouTube recordings and PDF files from the 2021 Propagation Summit hosted on January 23 by Contest University are available. More than 1,000 logged in for the sessions.
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Make a mains filter for EMC & noise reduction
This video shows how I have made a mains filter that is extremely effective in reducing and in some cases eliminating completely EMC from the
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La piattaforma ZYNQ-7000 AP SoC Intelligent Drives
I kit di sviluppo forniti da Xilinx rappresentano soluzioni di progetto in grado di ridurre significativamente i tempi e di sviluppo e di migliorare la
Read moreFG/F5HRY Guadeloupe. From DXNews.com
Herve, F5HRY is currently active as FG/F5HRY from Guadeloupe, IOTA NA – 102., FG/F5HRY Guadeloupe. From DXNews.com, ,
Read moreZF2BJ Grand Cayman Island. From DXNews.com
Bruce, K0BJ will be active as ZF2BJ, from Grand Cayman Island, Cayman Islands, IOTA NA – 016, 20 February – 5 March 2021., ZF2BJ Grand
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QSO Today Virtual Ham Expo to Include Speaker Track on Amateur Radio Satellites
The QSO Today Virtual Ham Expo on March 13 – 14 will devote a speaker track to AMSAT and the world of amateur radio satellites. The Expo
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Ham Radio’s SuitSat Returns in Short Horror Film
SuitSat loses its innocence in a new video short sci-fi thriller Decommissioned. “Inspired by true events,” the video short resurrects the 2006 spacesuit/satellite that transmitted messages on 2
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The First Thing To Upgrade On Your Handheld Ham Radio
It’s true that the best thing to upgrade on your ham radio handheld is its antenna. However, there is something you should do before making
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Survey of Less-Expensive Vertical Antennas
Oggie Mike, KB7HFS, asks for a recommendation for a new vertical antenna. He already has a radial field and a mount; his prior antenna was
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Motori Brushless DC
Eccoci giunti a un nuovo appuntamento con la rubrica Firmware Reload. Oggetto di questo articolo sono una categoria di motori molto utilizzati in svariate applicazioni.
Read moreFG4KH Guadeloupe. From DXNews.com
Philippe, F1DUZ will be active again as FG4KH from Guadeloupe, IOTA NA-102, 16 March – 1 April 2021., FG4KH Guadeloupe. From DXNews.com, ,
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