Author: iz4wnp

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V26FF Antigua Island. From DXNews.com

Frank, N2FF will be active from Antigua Island, IOTA NA – 100, 15 November – 7 December 2017 as V26FF., V26FF Antigua Island. From DXNews.com,…

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PALSTAR LA1K – 1000 watt RF Sensing Amplifier

FCC approval pending. Not yet available for sale. The new LA-1K 1000 watt RF Sensing Amplifier. While the LA-1K will work with a wide variety…

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SKYWARN Recognition Day is Saturday, December 2

A heads up: SKYWARN™ Recognition Day (SRD) will take place this year on Saturday, December 2 from 0000 until 2400 UTC (starts on the evening of Friday,…

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XTRX – A high-performance SDR in a mini PCIe form factor

A high-performance SDR in a mini PCIe form factor Features & Specifications RF Chipset: Lime Microsystems LMS7002M FPRF FPGA Chipset: Xilinx Artix 7 25T/35T/50T Channels:…

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Soluzioni avanzate per l’alimentazione di FPGA

Scegliere un sistema di alimentazione per FPGA non è cosa semplice. Il tipo di applicazione, la salita monotonica dell’alimentazione del core, l’efficienza sono solo alcuni degli aspetti da…

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Comunicazione Bluetooth con PIC

Una breve descrizione dello standard Bluetooth ed il suo impiego in applicazioni embedded. Come esempio verrà descritta la realizzazione di una applicazione di cable replacement per il controllo…

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Universal Serial Interface nella famiglia MSP430

MSP430 rappresenta una famiglia di microcontrollori prodotti dalla Texas Instruments e basati su un’architettura a 16 bit. I vantaggi principali sono il consumo estremamente ridotto (ultra low-power) e…

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Embedded Workbench su MSP430 con IAR System

IAR Systems produce e vende tools per lo sviluppo e il debug di applicazioni embedded a microprossore/microcontrollore, offrendo supporto per un’ampia gamma di microcontrollori (MCU’s)…

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KH0/AA4NC KH0/AA4VK Saipan Island. From DXNews.com

AA4NC and AA4VK will be active from Saipan Island, IOTA OC – 086, 22 – 28 February 2018 as KH0/AA4NC and KH0/AA4VK., KH0/AA4NC KH0/AA4VK Saipan…

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Raspberry Pi 3 projects for Ham Radio with 7 inches touchscreen

This is a Raspberry Pi 3 kit with a 7 inches touchscreen that I build in about 30 minutes Equipment Stryker SR-94 HPC – “Coming…

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Dual-Band THUNDERBOLT® Vertical Antennas DXE-8040VA-1

Antenna, 80 & 40 meter Heavy Duty Vertical, 80m 40m Dual-Band, 5,000 W, 55 ft. Height, HD Pivoting Base, Kit DX Engineering 8040VA-1 Dual-Band THUNDERBOLT®…

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Polarizziamo facilmente una valvola per l’amplificazione

Le valvole termoioniche sono dispositivi elettronici usati con gli stessi scopi dei transistor o degli amplificatori operazionali. Essendo componenti utilizzati all’inizio dell’era elettronica, ma ancora…

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Creare un’infrastruttura wireless riutilizzabile e a basso costo

In articoli passati avevamo affrontato tematiche su progetti modulari delle stazioni base, descrivendo i componenti chiave di una architettura ideale di un sistema bandabase di…

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HS0ZLP Thailand. From DXNews.com

Franz, DJ9ZB will be active from Thailand 4 – 6 November 2017 as HS0ZLP., HS0ZLP Thailand. From DXNews.com, ,

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HP/AA4NC Panama. From DXNews.com

Will, AA4NC will be active from Panama 10 – 24 January 2018 as HP/AA4NC., HP/AA4NC Panama. From DXNews.com, ,

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DU7/DF8AN Negros Island. From DXNews.com

Mike, DF8AN will be active from Negros Island, IOTA OC – 129, 5 – 16 November 2017 as DU7/DF8AN., DU7/DF8AN Negros Island. From DXNews.com, ,

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Relazione CSN per A.G.O. 2017 e parere su proposte di modifiche ai regolamenti

Disponibile, in area riservata ai Verbali del Collegio dei Sindaci, la relazione sul bilancio 2016 per l’Assemblea Generale Ordinaria 2017 e il parere su proposte…

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CQ World Wide SSB Event Inaugurates Fall Contest Season

The CQ World Wide DX Contest (SSB) kicked off the fall contest season this past weekend with plenty of activity from around the world. As The Daily DX reported…

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“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn!

“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn! Sponsored by DX Engineering, “ARRL The Doctor…

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Circoli ARS per il diploma Torri Saracene

Comunichiamo che sabato e domenica prossima, diversi circoli ARS Italia, saranno attivi per il Diploma Torri Saracene secondo il seguente elenco: Circolo BA02, Gioia de Colle,…

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ARRL Executive Committee Updated on Entry-Level License, Amateur Auxiliary Revision

The ARRL Executive Committee reviewed plans to implement recommendations of the Entry Level License Committee, when it met on October 14 in Hartford, Connecticut. At…

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CU4DX Graciosa Island. From DXNews.com

Oliver, W6NV inform dxnews.com that Alan K0AV and Oliver, W6NV will be active from Graciosa Island, in CQ WW DX CW Contest 25 – 26…

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New Digital Modes Changing Complexion of Bands and Perhaps of Ham Radio

The wave of software-based digital modes over the past several years has altered the atmosphere of the HF bands. Some suggest the popularity of modes…

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RSGB Strategy update [ Video ]

The RSGB launched its new five-year strategy in April 2017 and already it is having an impact on plans and activities across the organisation. In…

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Everybody’s Trying the New FT8!

“FT8 is the newest weak-signal mode from Joe Taylor, K1JT, and friends. It operates very much like JT65 but is four times faster and more…