Author: iz4wnp

Video 5I3B 5I3W Zanzibar. From DXNews.com

Video 5I3B 5I3W Zanzibar Island, IOTA AF – 032, Tanzania. EA3WL EA3BT. From Jordi Codina, EA3HSL., Video 5I3B 5I3W Zanzibar. From DXNews.com, ,

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Integra Unveils Novel 100V RF GaN-on-SiC Technology with Superior Performance

Modernization of multi-kilowatt RF communication and data transmission systems is pushing the requirements of what traditional vacuum electron devices and solid state semiconductor technology can…

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One Coax, Several Radios

Joe, Wb2ZDB, asks Hey Dave, In your “An Unusual Jpole Antenna” episode uou said something about having gotten a Coax Coupler from MFJ, have you…

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Raccolta di energia dalle onde oceaniche

C-Power è un pioniere nello sfruttamento efficiente dell’energia delle onde oceaniche per consentire nuove forme di applicazioni offshore. I sistemi di alimentazione offshore autonomi di…

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Migrare verso i micro MSP430x5xxx

In questo nuovo articolo della Rubrica Firmware Reload analizziamo alcuni accorgimenti per portare senza problemi la propria applicazione sui micro MSP430x5xxx di TI. Introduzione MSP430…

Video 3Y0Z Bouvet Island The Good, The Bad, The Ugly. From DXNews.com

The August 2021 CADXA program was "3Y0Z – The Good, The Bad, & The Ugly" by Glenn Johnson, W0GJ., Video 3Y0Z Bouvet Island The Good,…

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The K7RA Solar Update [08/13/2021]

Tad Cook, K7RA, Seattle, reports: Solar activity continues to be very weak, and the latest 45-day outlook seems to indicate more of the same ahead. Sunspots…

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NanoVNA-F_V2 3G Mini Vector Network Analyser

NanoVNA-F_V2 is a new generation of portable, stand-alone vector network analyser with 4.3″ IPS LCD screen, metal enclosure, 5000mAh rechargeable battery (continuous operation for 7…

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RADIODDITY GD-AT10G | 10W UHF | DUAL-MODE | ANALOG & DIGITAL DMR TIER I & II | GPS APRS FUNCTION | COLOR SCREEN

10W/5W/2.5W/1W Selectable: The Radioddity GD-AT10G is a powerful handheld radio with a compact design, featuring selectable output power of 10W/5W/2.5W/1W and plenty of room for up…

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Radioddity DB25-D – Tiny Mobile DMR Radio

The DB25-D is an interesting DMR radio. It is more powerful than a hand held radio and only partially bigger, but you don’t get to…

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Progettare con i DSP TMS320F28

Benvenuti a un nuovo appuntamento con la Rubrica Firmware Reload di Elettronica Open Source. In questo articolo analizzeremo alcuni accorgimenti per una scheda che funzioni…

DXCC Approved. From DXNews.com

The DXCC Department has approved the following operations, DXCC Approved. From DXNews.com, ,

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Linee guida per i micro Tiva serie C

In questo articolo della Rubrica Firmware Reload vogliamo fornire alcune linee guida per iniziare a progettare con i microcontrollori Tiva serie C di Texas Instruments….

5I3B 5I3W Zanzibar Island. From DXNews.com

Nuria, EA3WL and Josep, EA3BT will be active as 5I3B and 5I3W from Zanzibar Island, IOTA AF – 032, Tanzania, 13 – 26 August 2021.,…

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FT4 via the AO-73 CubeSat

Sweden’s AMSAT-SM has released a short video showing communications via the amateur radio satellite AO-73 (FunCube-1) using the popular digital mode FT4. This is a short video…

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Bouvet Island DXpeditions Are in Planning Stages for 2021, 2022, and 2023

Parallel planning is under way by three entities for DXpeditions to Bouvet Island in 2021, 2022, and 2023. The remote volcanic, glacial sub-Antarctic island in…

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sBITX – An open source SDR that you can hack

Here how to convert your existing homebrew radio into a full-fledged SDR for less than$100. The idea of hybrid architecture was first implemented in this…

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Intelligenza distribuita: scopriamo l’edge processing con il nostro Raspberry Pi

Il paradigma del cloud computing ha permesso a chiunque di ottenere risorse computazionali praticamente illimitate in termini sia di memoria, sia di capacità di elaborazione….

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Delta Delta DX Group Nets

  Thanks to Colin, 108DD001, who has passed on information regarding the Delta Delta DX Group Nets which take place every week on Wednesday, Saturday…

3X2021 Guinea. From DXNews.com

Jean Philippe, F1TMY will be active as 3X2021 from Guinea., 3X2021 Guinea. From DXNews.com, ,

C6AHB Bimini Islands Returning. From DXNews.com

Bimini DXpedition is returning to Bimini, Bahamas, October 25 through November 4, 2021, led by Richard Visman, C6AHB, NN2T., C6AHB Bimini Islands Returning. From DXNews.com,…

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L’Intelligenza Artificiale diventa quantistica

Le Restricted Boltzmann Machines (RBMs) costituiscono una classe di reti neurali per l’apprendimento non supervisionato con applicazioni che vanno dalla classificazione alla ricostruzione dello stato…

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FM CB Radio in the US – 2 Facebook Groups

  Two new fakebook groups have sprung up to offer discussion regarding the upcoming legalisation of Frequency Modulation on CB radio in the United States. …

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SDR++, The bloat-free SDR software | A Hands on Overview

SDR++, The bloat-free SDR software Antenna ANTENNA CAROLINA WINDOM ® 160 October 15, 2015 No comments Specifications Frequency Coverage 160 – 6 meters + 30,…

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RX600 a 32-bit di Renesas

Nuovo appuntamento con la rubrica Firmware Reload di Elettronica Open Source. L’ultima evoluzione dei microcontrollori Renesas di fascia media, per applicazioni embedded, ha portato allo…