Author: iz4wnp
La nuova serie di MCU a 32 bit di RENESAS
Benvenuti a un nuovo appuntamento con la rubrica Firmware Reload. Analizziamo in questo articolo la serie RX220 che garantisce prestazioni elevate a 50 DMIPS e…
Fully Wireless ICOM IC-705 to Computer Connection for Digital Modes (WSJT-X, JS8Call, WinLink)
-The dream of completely wireless connection between radio and computer is a reality with Firmware 1.20 on the ICOM IC-705. I know have a few…
Shark Antennas, 48″ 2m/6m/70cm 5/8 Wave Magnet Mount Antenna Review/Update
“After 5 months of using this antenna, I owe a follow up as I mentioned in my original video. This antenna has been a solid…
Alla scoperta dell’ESP32
Nell’articolo di oggi, vogliamo presentarvi un microcontrollore dalle potenzialità quasi infinite, basti pensare che supera di gran lunga il famosissimo ESP8266! Andremo a scoprire quali…
President Randy III – Hidden Engineering Menu
For those of you who want that little bit more from your £200 President Randy III you can find the ‘hidden’ engineering menu by…
Spacewalk Could Return ARISS Ham Station in ISS Columbus Module to the Air
Amateur Radio on the International Space Station (ARISS) reports that efforts to determine what’s keeping the ham station in the ISS Columbus module off the…
23-Centimeter Band in Region 1 Under Discussion Ahead of WRC-23
In advance of World Radiocommunication Conference 23 (WRC-23), the amateur radio allocation at 1240 – 1300 MHz (23 centimeters) remains in the spotlight in International…
Report: Radio Amateurs in Israel Lose Access to Much Microwave Spectrum
Radio amateurs in Israel have lost much of their spectrum between 1 and 6 GHz and suffered a “draconian” power reduction on 10 GHz, according…
Maritime Radio Day is Set for April
The 10th anniversary of Maritime Radio Day (MRD) will take place from 1200 UTC on April 14 to 2200 UTC on April 15. The annual…
North Carolina Radio Amateurs Adapt Tailgating Hamfest to the COVID-19 Pandemic
With most hamfests canceled due to the COVID-19 pandemic, some radio amateurs in Raleigh, North Carolina, have come up with a way to adapt with…
Come programmare un microcontrollore ARM in Linguaggio Assembly – Parte 1
Descriviamo in questo articolo l’architettura ARM, ampiamente diffusa tra i sistemi embedded grazie, appunto, alle sue caratteristiche. Architettura RISC a basso consumo elettrico, le cui…
RI0FM Moneron Island. From DXNews.com
RI0FM Team will be active from Moneron Island, IOTA AS – 149, RR-16-01, RDA SL-16, WFF RFF-193, Russia, 15 – 31 July 2021., RI0FM Moneron…
Ham Radio – Icom 705 remote control with a cell phone app!
Antenna The Antenna SA-680HP covers 10 through 80 meters January 26, 2015 No comments The SA-680HP covers 10 through 80 meters with…
Shark HF Stick Mobile Hamstick Antenna Review
Shark Antennas Hamsticks are mono band HF antennas that consist of a fiberglass mast with integrated coil and 48 inch stainless steel whip. In this…
Ham Radio Simple Accessories for Newcomers
Peter Waters G3OJV, talks about five simple accessories that he uses and recommends, for new ham operators. He also explains why Antenna KT36XA – M2…
3,000 person passes Foundation exam via remote invigilation
“We’re delighted that the 3,000th person has just passed their Foundation licence via remote invigilation! Congratulations to them and welcome to everyone who has become…
Arduino: concetti di base
Nuovo appuntamento con la Rubrica Firmware Reload di Elettronica Open Source. In questo articolo per la Rubrica Firmware Reload parleremo della popolare piattaforma hardware, spiegata…
A25RU Botswana. From DXNews.com
A25RU Team will be active from Botswana, 14 – 26 March 2021., A25RU Botswana. From DXNews.com, ,
Raspberry Pi Pico e Unix: un sistema operativo per la nuova scheda con il lampone
Raspberry Pi Pico ci sta accompagnando in questo inizio 2021 con diverse novità: fra queste, c’è quella di poter eseguire un sistema operativo basato su…
C6AHA Bimini Islands The Bahamas. From DXNews.com
C6AHA Team will be active from Bimini Islands, IOTA NA – 048, The Bahamas, 14 – 21 July 2021., C6AHA Bimini Islands The Bahamas. From…
Realizzare un Amplificatore Differenziale BJT con LTspice
LTspice è uno dei software di simulazione circuitale più diffuso al mondo grazie ai numerosi vantaggi che fornisce rispetto alle alternative simili, tra cui simulazioni…
Un semplicissimo Energy Meter con Arduino
La maggior parte dei progetti di energy meter che si possono trovare in rete sembrano tutti un pò troppo complicati per una semplice applicazione domestica….
Thames Estuary DX Net
If you are in the South East of England you may wish to check out the Thames Estuary DX Net tomorrow night at 19:00…
Location, maps and awards
I talk about the various location standards are used in amateur radio. I show several maps and awards. Antenna Antenna MULTI BEAMING remote Controller by…
Approaches to Tackle Noise Problems Vary, Remedies Elusive
RF noise is a frequent discussion topic among radio amateurs. A proliferation of electronics has cluttered and complicated the noise environment; it’s not just power…
