The new 6-4-20 is a serious performer with an 11.1m computer optimised tapered boom and 10 elements on both 50MHz and 70MHz with a single
Read moreMese: Agosto 2018
Quando la guida autonoma diverrà realtà?
Dalla fine degli anni 90 l’interesse pubblico e l’attenzione dei media per i veicoli a guida autonoma sono andati lentamente aumentando anche grazie all’avanzare della
Read moreVP2V/WJ2O British Virgin Islands. From DXNews.com
Dave, WJ2O will be active as VP2V/WJ2O from British Virgin Islands, IOTA NA – 106, 21 – 27 November 2018., VP2V/WJ2O British Virgin Islands. From
Read moreXT2BR Ougadougou Burkina Faso. From DXNews.com
Al, F8FUA will be active as XT2BR from Burkina Faso, 21 – 29 August 2018., XT2BR Ougadougou Burkina Faso. From DXNews.com, ,
Read more“Dummy Loads” is the topic of the new (August 16) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!
“Dummy Loads” is the topic of the new (August 16) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Engineering, “ARRL
Read moreFT8CALL – The NEWEST HF Digital Mode, Introduction and Demo
FT8CALL “FT8, as we know, has dominated the airwaves for over a year now. Imagine the ability to have keyboard to keyboard ragchew, with
Read moreRigExpert AA-55 ZOOM Option Bluetooth is coming
“Dear Partners & Customers, As a rule, unexpected discoveries of the modern world take place at the intersection of technologies. We implanted Bluetooth technology in
Read more10m Band – UK to USA on 10 watts
Video:YouTube/AMATEUR & 11M RADIO TIM Congratulations to Tim who shows that even at this low point in the solar cycle it is possible to make
Read moreFCC Says NO to FM CB Radio and Increases Power Output on FRS
The FCC has published an update to it’s Part 95 rules which mainly concern personal radio services such as the Family Radio Service (FRS), the
Read moreDave Popkin, W2CC/AAR2BU Receives Presidential Lifetime Achievement Award
A New Jersey radio amateur and Military Auxiliary Radio System (MARS) member has received a Lifetime Achievement Award from President Donald Trump. ARRL Charter Life
Read moreAE4FH Interviews Hans from QRP Labs About the QSX SDR Transciever Kit
“YOTA 2018 South Africa is now over, and one of the highlights of the youngsters’ week were the kit building sessions. They had the opportunity
Read moreHDSDR VERSION 2.80 BETA RELEASED
HDSDR is a freeware Software Defined Radio (SDR) program for Microsoft Windows 2000/XP/Vista/7/8/8.1/10. Typical applications are Radio listening, Ham Radio, SWL, Radio Astronomy, NDB-hunting and Spectrum analysis.
Read moreInterrupt Intelligenti
Normalmente il firmware realizzato per una scheda embedded contiene sia i driver di basso livello per la gestione delle periferiche hardware, sia il programma applicativo. Questa soluzione non sempre
Read moreAilunce HD1 Firmware Update (August 2018)
Ailunce HD1 Software v1.98 and Firmware V1.53 1. Radio screen can display below 4 modes. Display VFO-A | VFO-B Display VFO-A | CH-B Display CH-A
Read moreA Pair of Coronal Holes & a Probe: Solar Storm Shortie 08-14-2018
“Be sure to watch to the end for a Parker Solar Probe Dedication! aurora shows, especially at high latitudes. Two coronal holes are rotating through
Read moreW6NBC Wins the August QST Cover Plaque Award
The winning article for the August 2018 QST Cover Plaque award is “A Novel Approach to Using Window Line” by John Portune, W6NBC. The QST Cover Plaque Award —
Read moreNew FCC Part 95 Personal Radio Services Rules Published in The Federal Register
Reorganized and updated FCC Personal Radio Services (PRS) Part 95 rules have been published in The Federal Register. Among other things, the PRS covers the Family Radio Service
Read moreStorm Takes Down Antennas at Memorial Ham Station on Swedish-Norwegian Border
The SJ9WL-LG5LG Morokulien memorial station on the border of Sweden and Norway is off the air after a large tree, brought down during a severe storm on
Read moreHAARP’s WSPR Research Campaign Yields Hundreds of Reports on 40 and 80 Meters
Just-completed research at the High-Frequency Active Auroral Research Program (HAARP) transmitters in Gakona, Alaska, successfully took advantage of the WSPR digital protocol and the Weak
Read moreAccessino: sistema di accesso RFID con ESPertino
La problematica del controllo degli accessi è sentita sia in caso di edifici residenziali (condomini o case singole), sia in caso di edifici commerciali (aziende,
Read moreCircuiti per la misura della temperatura
In questo articolo saranno mostrate alcune soluzioni circuitali per la misura della temperatura che sfrutta circuiti integrati della Linear Technology/Analog Devices. Cominciamo con il definire cos’è un sensore di temperatura. Si tratta di
Read moreLe correnti di dispersione
I filtri di linea (filtri EMC) spesso sono visti come una scatola nera e, giustamente, l’utilizzatore non si preoccupa di conoscere il loro funzionamento interno. Tuttavia, per un uso efficiente dei filtri, è
Read moreNIST FY 2019 Budget Would Eliminate WWV and WWVH
The National Institute of Standards and Technology (NIST) FY 2019 budget request includes shutting down “NIST radio stations in Colorado and Hawaii” — in other
Read moreSistemi di sviluppo per LPC2000
Esistono diverse proposte commerciali che permettono di sviluppare codice in ambiente ARM, in questo articolo è presentato l’ambiente MDK-ARM che ha il pregio di fornire una serie di utility attraverso un unico workbench. La proposta MDK-ARM
Read moreSwiftX: Un cross compiler per sistemi embedded
Scopriamo in questo articolo il cross compilatore SwiftX, un sistema di sviluppo interattivo basato sul linguaggio Forth in grado di supportare un’ampia gamma di microcontrollori. Il cross compilatore SwiftX è prodotto dalla società americana FORTH
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