Author: iz4wnp

Il mercato dei semiconduttori in Italia: stato attuale e prospettive di crescita
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Il mercato dei semiconduttori in Italia: stato attuale e prospettive di crescita

A fronte di una crescita del mercato globale dei semiconduttori, trainato soprattutto da economie emergenti come Cina, Giappone, Taiwan e Korea, e da quelle più…

UK To Canada Xiegu x5105
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UK To Canada Xiegu x5105

Video:YouTube/M0DAD Another great video from M0DAD, this time with a handheld contact from the UK to Canada. That Xiegu X5105 certainly does the business…. 

13,000 Mile Contact On Xiegu X5105 HANDHELD
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13,000 Mile Contact On Xiegu X5105 HANDHELD

Video:YouTube/M0OGY Here we have David, M0OGY, in the North East of England operating handheld on a Xiegu X5105 as he attempts a contact with ZL3OZ…

Xiegu G90 – Review
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Xiegu G90 – Review

G90 is a portable 20W HF amateur radio transceiver with an SDR architecture with built-in auto antenna tuner. The display unit and the radio can…

GLI ADC SAR controllano il mondo
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GLI ADC SAR controllano il mondo

Gli obiettivi di progetto degli attuali sistemi di controllo industriali prevedono che gli stessi siano più veloci, più precisi e più piccoli, ma consumino meno e siano più…

Building The QRP-Labs QCX 50W CW HF Amplifier Kit
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Building The QRP-Labs QCX 50W CW HF Amplifier Kit

Review Building The QRP-Labs QCX 50W CW HF Amplifier Kit January 19, 2020 No comments Read more Testing Baofeng Harmonics & Is Ham Radio Interest…

Barry Shelley, N1VXY, to Become ARRL Interim CEO
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Barry Shelley, N1VXY, to Become ARRL Interim CEO

At its meeting this weekend, the ARRL Board of Directors did not elect Howard Michel, WB2ITX, as the ARRL Chief Executive Officer. Beginning Monday, January…

Setting up APRS on the Yaesu FT3DR Handheld Transceiver – Ham Radio Q&A
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Setting up APRS on the Yaesu FT3DR Handheld Transceiver – Ham Radio Q&A

Compact Design and Reliable 5W RF Power Output (Selectable 5W/ 2.5W/ 1W/ 0.3W) C4FM Digital V/D Mode, Voice FR Mode, Data FR Mode and Conventional…

Testing Baofeng Harmonics & Is Ham Radio Interest Declining?
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Testing Baofeng Harmonics & Is Ham Radio Interest Declining?

News Barry Shelley, N1VXY, to Become ARRL Interim CEO January 19, 2020 No comments At its meeting this weekend, the ARRL Board of Directors did…

Epidemia zombie: c’è qualcosa di reale?
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Epidemia zombie: c’è qualcosa di reale?

Avete mai pensato di potervi trovare in una situazione reale di epidemia di zombie? Avete mai pensato come si potrebbe svolgere una storia simile se…

Bluetooth vs. BLE: differenze, pro e contro
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Bluetooth vs. BLE: differenze, pro e contro

Bluetooth Low Energy. Negli ultimi anni si è intensificata la necessità di trovare un sistema che fosse meno esoso in termini di energia rispetto al…

Compressione dati con l’algoritmo di HUFFMAN
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Compressione dati con l’algoritmo di HUFFMAN

Nulla si crea e nulla si distrugge; in effetti, per trasferire contenuti di tipo multimediale si fa riferimento a politiche di compressione al fine di ottimizzare l’enorme…

Upcoming Space Station Contact
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Upcoming Space Station Contact

An educational radio contact is planned with Ontario Science Centre, Toronto, Canada via telebridge IK1SLD Ground Station located in Casale Monferrato (AL), Italy. The ISS…

PROPAGATION ALERT: Massive High Pressure Over UK
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PROPAGATION ALERT: Massive High Pressure Over UK

If the guys at the Met Office have their calculations correct it looks like the UK and Europe are set for a very intense area…

Reducing the noise from my camper’s LED lights
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Reducing the noise from my camper’s LED lights

App – Mobile Learn Morse Code in Minutes A Day [ APP ] December 18, 2019 No comments – Learn Morse Code with different modes…

Microchip semplifica la sicurezza IoT hardware-based con soluzioni di pre-provisioning
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Microchip semplifica la sicurezza IoT hardware-based con soluzioni di pre-provisioning

Con il proliferare del numero e dei tipi di dispositivi connessi, la frammentazione del mercato e le vulnerabilità in termini di sicurezza presenti nell’Internet of…

Belka-DSP radio receive
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Belka-DSP radio receive

The Belka-DSP radio receiver is designed to receive radio stations with amplitude, frequency and single-band modulation, as well as telegraph signals at short waves in…

Solid Delta loop for 20m band
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Solid Delta loop for 20m band

Delta loop Antenna Boom length: about 7m, projection on the ground 4m per arm Mounts on mast from 40 to 50mm, 60mm optional. suggested height…

High Speed Telegraphy Competitions Set
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High Speed Telegraphy Competitions Set

The 17th International Amateur Radio Union (IARU) High Speed Telegraphy (HST) World Championship will take place August 20 – 24 in Ulaanbaatar, Mongolia.   Europe’s…

ARRL’s newest podcast!
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ARRL’s newest podcast!

ARRL’s newest podcast! The first issue of On the Air magazine has been released and Becky Schoenfeld, W1BXY, provides an overview of what’s inside. The…

Log4OM V2
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Log4OM V2

Log4OM V2 Here a brief list of Log4OM v2 features. Software capabilities can fully be discovered only using it during your daily activity. Accurate call sign…

Smart Contract: Cosa sono?
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Smart Contract: Cosa sono?

Immaginate di prendere il treno per un appuntamento importante. Durante il viaggio però, avete la sfortuna di accumulare ritardo. Immaginate di ricevere un rimborso immediato, non contestabile,…

Convertitore DC/DC con TPS62204
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Convertitore DC/DC con TPS62204

La progettazione di un convertitore DC/DC da utilizzare in un dispositivo portatile richiede uno studio molto accurato per massimizzare l’efficienza e allungare cosi la vita delle batterie. La maggior…

Puerto Rico Earthquake Relief Effort Continues, with Help from Ham Radio
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Puerto Rico Earthquake Relief Effort Continues, with Help from Ham Radio

In Puerto Rico, Amateur Radio Emergency Service (ARES) volunteers continue to operate from the American Red Cross distribution center in Yauco — one of the…

ARRL On the Air Podcast Premieres on January 16
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ARRL On the Air Podcast Premieres on January 16

ARRL’s new On the Air podcast for those just getting started on their amateur radio journey, will debut this Thursday, January 16, with a new podcast posted…