Author: iz4wnp

PMR446 Long Distance Records
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PMR446 Long Distance Records

With the recent increase in activity on the PMR446 band here in the UK I wonder if it’s time to revisit the idea of  ‘PMR446…

EchoHam version v2.10 has been released
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EchoHam version v2.10 has been released

EchoHam allows Amateur Radio operators to use the Echolink network from their Mac. You must be a licensed Amateur Radio operator to use this software. Echoham,…

WSJT-X 2.2.2 released
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WSJT-X 2.2.2 released

The WSJT Development Group is pleased to announce the general availability (GA) release of WSJT-X Version 2.2.2. A brief summary of new features is provided…

Moonraker GPA-RX HF Antenna 2 – 90 Mhz
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Moonraker GPA-RX HF Antenna 2 – 90 Mhz

Key Features/Specifications: Type: Aluminium Vertical with Unun matched base Frequency RX: 2.0-90MHz Impedance: 50 Ohms Base connection: SO239 Length: 6m Mast size: 25-42mm https://www.moonraker.eu/ Review How To Decode Maritime Distress Messages…

How To Decode Maritime Distress Messages GMDSS DSC
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How To Decode Maritime Distress Messages GMDSS DSC

Antenna Moonraker GPA-RX HF Antenna 2 – 90 Mhz June 23, 2020 No comments Key Features/Specifications: Type: Aluminium Vertical with Unun matched base Frequency RX: 2.0-90MHz Impedance: 50…

Erecting the  EFHW-8010 End-fed Half Wave Antenna and Initial Testing
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Erecting the EFHW-8010 End-fed Half Wave Antenna and Initial Testing

EFHW-8010 Multiband End Fed Half Wave Antenna 130 Feet (39.6m) long NO TUNER needed! Perfect for ALE HFLink, ARES, EMCOM … Resonant on 80/40/30/20/17/15/12/10m 1kW-ICAS…

Il Nuovo Sistema di Controllo Operativo GPS Satellitare OCX
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Il Nuovo Sistema di Controllo Operativo GPS Satellitare OCX

Nel mondo iperconnesso di oggi, dove quasi tutto può essere visto come un nodo su qualche rete, è essenziale poter condividere le informazioni con chiunque…

Virtual Trade

Antenna Design and Measurement Software
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Antenna Design and Measurement Software

AnTune software assists in designing antennas and RF impedance networks. Their software runs on PC/Windows and can communicate with a Vector Network Analyzer over GPIB/USB/LAN…

Rescued Radio Amateur Says, “Ham Radio Saved My Life”
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Rescued Radio Amateur Says, “Ham Radio Saved My Life”

ARRL member Alden Sumner Jones IV, KC1JWR, of Bennington, Vermont, is thankful for amateur radio, after he suffered a medical incident and lost consciousness on…

How to use the NanoVNA to sweep / measure an antenna system’s SWR and optimize its tuning
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How to use the NanoVNA to sweep / measure an antenna system’s SWR and optimize its tuning

This video briefly shows how to setup and use the NanoVNA to sweep an antenna system (antenna, transmission line, transmatch, etc.) to measure its VSWR,…

Sending an NTS Radiogram (Field Day) – Ham Radio Q&A
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Sending an NTS Radiogram (Field Day) – Ham Radio Q&A

Antenna Status QUAD: 4/12 StQ 50/144 , cubic 4 elements 50 Mhz and 12 elements 144 Mhz March 13, 2018 No comments Simulation table Eznec,…

HamPi Ham Radio Software for Raspberry Pi from W3DJS (#294)
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HamPi Ham Radio Software for Raspberry Pi from W3DJS (#294)

Equipment Portapack H1 For HackRF – Ultimate RF Hacker Tool June 19, 2020 No comments Read more Arduino semi-automatic antenna tuner June 15, 2020 No…

High-Brightness BOARD
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High-Brightness BOARD

Fin dalla loro nascita, i LED (Light Emitting Diode – diodi emettitori di luce) sono stati applicati e utilizzati in svariati settori grazie alle loro…

Sunday Fun-days!
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Sunday Fun-days!

Sundays are Fun-days on the radio with two radio events back-to-back… From 7pm, operators are invited to call out on the UK SSB calling channel 27.275…

Video 4A2L Isla del Carmen Mexico. From DXNews.com

Video 4A2L IOTA Expedition Isla del Carmen, IOTA NA – 135, Mexico. Radio Club PueblaDX., Video 4A2L Isla del Carmen Mexico. From DXNews.com, ,

Video 6F3A Isla Perez Mexico. From DXNews.com

Video 6F3A IOTA Expedition to Isla Perez, IOTA NA – 153, Radio Club PueblaDX., Video 6F3A Isla Perez Mexico. From DXNews.com, ,

Lettore musicale per schede SD con il modulo ESP32
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Lettore musicale per schede SD con il modulo ESP32

Riuscire a riprodurre in formato MP3 e altri formati di file, a partire da una scheda SD, oggi è notevolmente più semplice e intuitivo.  Il…

Un aiuto online per i progettisti nel settore aerospazio/difesa
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Un aiuto online per i progettisti nel settore aerospazio/difesa

Non c’è dubbio che la professione di ingegnere nell’ambito IT sia complessa e sempre in costante e rapida evoluzione. Ogni segmento di mercato, che si…

KC4AAA Amundsen Scott South Pole Station. From DXNews.com

W5FJG will be active from Amundsen Scott South Pole Station Antarctica until November 2014 as KC4AAA., KC4AAA Amundsen Scott South Pole Station. From DXNews.com, ,

HV0A Vatican. From DXNews.com

Francesco, IK0FVC will be active as HV0A from Vatican in ARRL DX SSB Contest, 7 – 8 March 2020., HV0A Vatican. From DXNews.com, ,

Portapack H1 For HackRF – Ultimate RF Hacker Tool
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Portapack H1 For HackRF – Ultimate RF Hacker Tool

News Kids Day in the Age of COVID-19 June 19, 2020 No comments Under normal circumstances, Kids Day on Saturday, June 20, would offer an opportunity for…

La tecnologia dei PCB LED
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La tecnologia dei PCB LED

Il PCB LED nasce e si sviluppa con l’affermarsi dei circuiti stampati. Quando i LED vengono saldati su un PCB, si possono creare prodotti elettronici…

WB8VGE Wins the June QST Cover Plaque Award
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WB8VGE Wins the June QST Cover Plaque Award

Mike Bryce’s article “”Battery Sizing for Portable Operation” offered valuable information, not only for the upcoming ARRL Field Day, but for portable operating generally. Thanks…

MLA-30 Active HF Loop Antenna
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MLA-30 Active HF Loop Antenna

Equipment Arduino semi-automatic antenna tuner June 15, 2020 No comments Read more XieGu’s new GSOC for the G90 June 11, 2020 No comments Read more…