Strumenti di misura Software
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Strumenti di misura Software

Benvenuti a un nuovo appuntamento con la Rubrica Firmware Reload di Elettronica Open Source. In questa Rubrica del blog EOS abbiamo raccolto gli articoli tecnici…

Do antenna tuners help with shortwave listening?
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Do antenna tuners help with shortwave listening?

 Do antenna tuners help with shortwave listening? Antenna Building the BuddiHex Hexbeam | Best Portable Ham Radio Antenna September 28, 2021 No comments Today I…

GRA-ULT01 Lightweight Portable Antenna Mast Mount Tripod Tower UHF SO239 Connector
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GRA-ULT01 Lightweight Portable Antenna Mast Mount Tripod Tower UHF SO239 Connector

GRA-ULT01 is a telescopic portable tripod for UHF connector portable antennas. Made by Gabil Radio in Taiwan. Designed as part of a portable, backpack, base,…

Ham radio satellite XW-3 (CAS-9) to launch December 25
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Ham radio satellite XW-3 (CAS-9) to launch December 25

The CAMSAT XW-3 (CAS-9) satellite carrying a 145/435 amateur radio linear transponder has been installed on the CZ-4C Y39 launch vehicle at the Taiyuan Satellite Launch Center,…

Applicazioni USB con MSP430
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Applicazioni USB con MSP430

Benvenuti a un nuovo appuntamento con la Rubrica Firmware Reload di Elettronica Open Source. In questa Rubrica del blog EOS abbiamo raccolto gli articoli tecnici…

PJ7/VA3QSL Sint Maarten Island. From DXNews.com

VA3QSL will be active from Sint Maarten Island, IOTA NA-105, 4 January – 6 February 2022 as PJ7/VA3QSL., PJ7/VA3QSL Sint Maarten Island. From DXNews.com, ,

FS/VA3QSL Saint Martin. From DXNews.com

FS/VA3QSL will be active from Saint Martin Island, IOTA NA – 105, 6 – 22 February 2022., FS/VA3QSL Saint Martin. From DXNews.com, ,

WRTC 2022 Award
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WRTC 2022 Award

First time ever dedicated Award to the promotion of the organization of the WRTC 2022 – “World Radio Team Championship”. Beginning 1st January to 10th…

5-Band Frame Anetnna – How to Made
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5-Band Frame Anetnna – How to Made

“The Frame antenna is not a new idea. It was used during the world wars. Due to its dimensions it can be used in restricted…

La soluzione Lateral Power di Vicor premiata con il World Electronics Achievement Award 2021
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La soluzione Lateral Power di Vicor premiata con il World Electronics Achievement Award 2021

Vicor Corporation, azienda leader nei moduli di potenza ad altissime prestazioni, è stata premiata con il World Electronics Achievement Award 2021.  Vicor Corporation, leader nel…

Extension of the toleration regulation for 160 m / 1.850 — 2.000 kHz

Even before the publication of Official Gazette 2021–24 scheduled for Dec. 22, the German Federal Network Agency BNetzA informs that the toleration regulations for 160…

IARU-R1 interim meeting 2022

It was decided at the recent EC meeting that we cancel the April interim meeting in Vienna. The pandemic situation look increasingly difficult and travel…

L’architettura dei sistemi IoT
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L’architettura dei sistemi IoT

Si parla continuamente e da tanto tempo dell’IoT (Internet of Things) grazie alla sua immensa capacità di espandersi nei più svariati contesti: dall’uso quotidiano nella…

Cheap Coax Switch Teardown and Comparison
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Cheap Coax Switch Teardown and Comparison

“I have 4 “cheap” coax switches. How do they work? I need to switch between 4 radios and this might just do it! Callum.” Antenna…

23cm Band Studies progressing in CEPT and ITU‑R

Preparatory activities for WRC23 have continued in a number of committees, working groups and workshops in the ITU‑R, CEPT and the European Commission here in…

Light Deck: un controller luci MIDI con Arduino
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Light Deck: un controller luci MIDI con Arduino

Light Deck è un controller luci basato su protocollo di comunicazione MIDI il cui cuore è un Arduino Micro. In questo articolo scopriremo assieme tutti…

Retevis RB86 20W Waterproof GMRS Mobile Radio
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Retevis RB86 20W Waterproof GMRS Mobile Radio

Waterproof high power GMRS mobile radio RB86, the perfect communication solution for Jeeps,UTVs, off-road and other vehicles. With the nice housing, stability and reliable functions,…

ISS SSTV – 12/26
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ISS SSTV – 12/26

The ARISS team will be supporting Slow Scan TV (SSTV) operations from the International Space Station during the period of Dec 26-31 The images will…

Una scatola da scarpe come robot con Arduino ed App Inventor – Parte 2
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Una scatola da scarpe come robot con Arduino ed App Inventor – Parte 2

Si può usare una scatola da scarpe come robot, dargli vita con un Arduino Nano e prenderne il controllo con un’applicazione fatta tramite App Inventor?…

World Radio TV Handbook to Cease Publication
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World Radio TV Handbook to Cease Publication

The EI7GL blog reports that publication of the World Radio TV Handbook (WRTH) will cease with the current 76th edition. For many years, the WRTH provided information about shortwave broadcast times…

Observations of Over-the-Horizon Radar Interference in Ham Bands Top All Others
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Observations of Over-the-Horizon Radar Interference in Ham Bands Top All Others

The volume of reports of over-the-horizon (OTH) radar interference from observers working with the International Amateur Radio Union (IARU) Region 1 Monitoring System (IARUMS) dwarfs…

Overview of Chameleon EMCOM III Portable
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Overview of Chameleon EMCOM III Portable

The EMCOMM III Portable antenna is a portable High Frequency (HF) antenna specially designed for short to long range portable and man-pack HF communications. The…

Blockchain: 10 possibili attacchi da cui difendersi
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Blockchain: 10 possibili attacchi da cui difendersi

Le tecnologie delle Blockchain sono tra le vittime preferite degli hacker per due principali motivi: prima di tutto contengono valore in forma di criptovalute o…

The Last Voice from Kuwait 9K2DZ. From DXNews.com

Back in 1990 — 1991 a very brave amateur radio operator named Abdul-Jabbar Marafi, 9K2DZ became literally the last voice from Kuwait., The Last Voice…

Polish Radio Amateur Ordered to Stop Using Falkland Islands Identifier from Antarctica
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Polish Radio Amateur Ordered to Stop Using Falkland Islands Identifier from Antarctica

The Falkland Islands Communications Regulator has directed Polish radio amateur Sebastian Gleich, SQ1SGB, to cease his ham radio operation from Antarctica’s Halley VI Research Station…