Author: iz4wnp

C7.4 solar flare
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C7.4 solar flare

Solar activity has been fairly boring during the past few days but a surprise solar flare woke us up. A long duration C7.41 solar flare peaked…

The AD-3446 is a new large, full-size antenna for 40, 20, 15 and 10 meters
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The AD-3446 is a new large, full-size antenna for 40, 20, 15 and 10 meters

The AD-3446 is a new large, full-size antenna for 40, 20, 15 and 10 meters. 4 efficient monobenders per 1 traverse: 3 elements per 40m with…

New Antenna Physics Book from ARRL!
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New Antenna Physics Book from ARRL!

Written to bridge the gap between basic theory and graduate-level engineering texts, the second edition of Antenna Physics: An Introduction includes new material to help you better…

Valerie NV9L & Raisa R1BIG: to meet a future spouse in a Ham Contest?
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Valerie NV9L & Raisa R1BIG: to meet a future spouse in a Ham Contest?

Valerie NV9L & Raisa R1BIG: to meet a future spouse in a Ham Contest? Antenna SUPER VERTICAL 80/160 DX [ New Version 22 m Height]…

SuperAntenna: Oggie AC3EK’s Experience
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SuperAntenna: Oggie AC3EK’s Experience

SuperAntenna: Oggie AC3EK’s Experience Antenna Custom Antenna Insulator online .STL creator December 25, 2014 No comments Custom Antenna Insulator online .STL creator You can generate…

Controllo motore Brushless con Z8 Encore!
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Controllo motore Brushless con Z8 Encore!

In questo articolo analizzeremo gli Z8 Encore!, in particolare come pilotare i motori brushless attraverso questi microcontrollori. Introduzione Lo Zilog Z8 Encore! è un microcontrollore…

Croatia Gets 40MHz (8m Band)
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Croatia Gets 40MHz (8m Band)

  News over the weekend is that Croatia has become the latest in a very short list of countries allowed to use the 40MHz (8m)…

PJ4/PA5X Bonaire. From DXNews.com

Johannes, PJ4/PA5X will be active from Bonaire Island, IOTA SA – 006, 6 – 10 December 2020., PJ4/PA5X Bonaire. From DXNews.com, ,

Ham Radio Deluxe
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Ham Radio Deluxe

Read this BEFORE you download and install this software. Keys formatted like “ASDF-QWER-ZXCV-ASDF” will NOT work. That software license server was replaced in July 2019….

Nuova soluzione di sviluppo “Proof-of-Concept” LoRa per applicazioni IIoT
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Nuova soluzione di sviluppo “Proof-of-Concept” LoRa per applicazioni IIoT

Combinando una soluzione multi-sensore a bassa potenza e funzioni di connettività LoRaWAN e cloud, il kit miniPOC altamente scalabile, basato sull’hardware Renesas Synergy, permette di…

Midland GB1 PMR446 Overview & Test

Video:YouTube/UK CB radio servicing A couple of interesting videos from Richard at UK CB Radio Servicing about the only legal mobile PMR446 radio on the…

NEW CB Radio – MIDLAND 88 Arriving Soon!
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NEW CB Radio – MIDLAND 88 Arriving Soon!

  Nevada Radio here in the UK have announced they will have the new Midland 88 CB Radio available soon. Features: • CB DIN SIZE•…

Micro Python: arriva la Python board per sistemi embedded
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Micro Python: arriva la Python board per sistemi embedded

Pyboard e Micro Python, due termini che viaggiano insieme; infatti, non si può parlare della Pyboard se non introduciamo Micro Python. La Pyboard è una…

International Space Station Contact 04/12/2020

A video of todays Space Station contact as heard from the North Of England….

Launch Window for AMSAT’s RadFxSat-2 / Fox-1E Opens on December 19
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Launch Window for AMSAT’s RadFxSat-2 / Fox-1E Opens on December 19

The launch that will carry AMSAT’s RadFxSat-2 / Fox-1E CubeSat into orbit will likely take place later this month. Virgin Orbit has announced that the…

ARRL to Award John Devoldere, ON4UN, Memorial Plaque for ARRL 160-Meter Contest
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ARRL to Award John Devoldere, ON4UN, Memorial Plaque for ARRL 160-Meter Contest

For the ARRL 160-Meter Contest taking place December 4 – 6 UTC, the ARRL Programs and Services Committee — on behalf of the ARRL Board of Directors…

NanoVNA SAA2 Version 2 Vector Network Analyzer – Ham Radio Antenna Analyzer
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NanoVNA SAA2 Version 2 Vector Network Analyzer – Ham Radio Antenna Analyzer

NanoVNA SAA2 Version 2 Vector Network Analyzer – Ham Radio Antenna Analyzer Antenna Momobeam MB17 10/15/20/40 m – Yagi Antenna January 05, 2017 No comments…

Introducing QCX-mini 5W CW transceiver!
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Introducing QCX-mini 5W CW transceiver!

The miniature version of our popular QCX 5W CW transceiver, with special portable-friendly features for SOTA and other portable operators: – Small size: 95 x…

L’Internet delle cose – IoT e Sensori
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L’Internet delle cose – IoT e Sensori

I sistemi IoT consentono agli utenti di ottenere automazione, analisi e integrazione più approfondite all’interno di un sistema. Migliorano la portata di queste aree e…

Upcoming Space Station Contact 07/12/2020
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Upcoming Space Station Contact 07/12/2020

  ARISS contact with school in Ireland:    An ARISS educational school contact is planned for Shannon Walker KD5DXB with students at Athlone Community College,…

YAESU FTDX10 [ VIDEO ]
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YAESU FTDX10 [ VIDEO ]

YAESU FTDX10 Antenna New Antenna Uses Saltwater and Plastic to Steer Radio Beams September 21, 2019 No comments Liquid-based antennas offer unique advantages over metal…

Edge impulse: un intuitivo SDK per il TinyML – parte I
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Edge impulse: un intuitivo SDK per il TinyML – parte I

La forte crescita delle vendite di microcontrollori negli ultimi anni è stata in gran parte guidata dall’IoT. I microcontrollori sono poco costosi, ma il loro…

Yaesu FTDX10 – First Video

Video:YouTube/Fukuoka Product A short video showing the new Yaesu FTDX10 in action…..

Yaesu FTDX10 / FT-991A Size Comparison
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Yaesu FTDX10 / FT-991A Size Comparison

Photos which are are doing the rounds on Facebook today show the size comparison between the new Yaesu FTDX10 and the older FT-991A. I really…

P44AA Aruba. From DXNews.com

Mat, DL4MM will be active as P44AA from Aruba Island, IOTA SA – 036 in CQ WW DX 160m CW Contest, 29 – 31 January…