Author: iz4wnp

Teoria e applicazioni del filtraggio digitale
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Teoria e applicazioni del filtraggio digitale

Il filtraggio digitale è senza ombra di dubbio una delle tecniche basilari dell’elaborazione numerica dei segnali, a tal punto da considerarsi l’applicazione principe nei DSP…

Goodbye Sunspot, Hello Coronal Hole | Space Weather News 07.25.2019
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Goodbye Sunspot, Hello Coronal Hole | Space Weather News 07.25.2019

News IEEE Symposium Exhibit Displays the Breadth of Amateur Radio July 24, 2019 in: News No comments Amateur Radio received excellent exposure during the IEEE International…

SA Sprint Contest 2019
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SA Sprint Contest 2019

The SA Sprint Contest, is a ham radio competition that aims at improving the operating skills of its participants, and also provide the ground rules…

Tips on using Coaxial Cable   [ ARRL So Now What? ]
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Tips on using Coaxial Cable [ ARRL So Now What? ]

Here you can find further information on topics discussed in this episode:ARRL on Feed LinesCoaxial Cable info  News IEEE Symposium Exhibit Displays the Breadth…

IEEE Symposium Exhibit Displays the Breadth of Amateur Radio
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IEEE Symposium Exhibit Displays the Breadth of Amateur Radio

Amateur Radio received excellent exposure during the IEEE International Symposium on Antennas and Propagation July 7 – 12 in Atlanta, Georgia. Some 1,400 delegates from 23 countries…

Some European Telecoms Regulators Keeping an Open Mind on French 2-Meter Proposal
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Some European Telecoms Regulators Keeping an Open Mind on French 2-Meter Proposal

At least two European telecommunications regulators appear inclined to give serious consideration to a French proposal to allocate 146 – 148 MHz to the Aeronautical…

Logbook of The World Adds FT4 for Digital Worked All States (WAS) Award Endorsements
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Logbook of The World Adds FT4 for Digital Worked All States (WAS) Award Endorsements

ARRL’s Logbook of The World has been updated to embrace FT4 contacts for the Digital Worked All States award — one of many digital WAS…

JARL HAM FAIR 2019    [ T-shirt ]
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JARL HAM FAIR 2019 [ T-shirt ]

T-shirt JARL HAM FAIR 2019 (Rast Booth 2019) The cuddle, Radio Association of Thailand in the royal the (Rast) has made a t-Shirt Jarl Ham Fair…

JVP Antennas back to the market!
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JVP Antennas back to the market!

JVP Antenas was born in 1982 by José Vasallo Paleologo LU1FJ, former LU5FHM with the idea of ​​manufacturing high performance antennas for amateur radio.The factory…

Embedded PC
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Embedded PC

L’open source, o meglio l’open hardware, è stato pensato anche per le piattaforme PC? ZF Micro Solutions intende rispondere a questa domanda suggerendo il suo ZFx86:…

È possibile prevedere i terremoti?
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È possibile prevedere i terremoti?

Nel campo della geologia si tenta da anni di riuscire a prevedere i terremoti, ma i risultati ottenuti finora non sono ancora per niente soddisfacenti….

D41CV work DK5AI – 144MHz ! 4966 KM
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D41CV work DK5AI – 144MHz ! 4966 KM

Antenna OMNI-TILT Vertical Antenna Tilt Bases DXE-OMNITILT-2P March 09, 2016 No comments DX Engineering OMNI-TILT Vertical Antenna Tilt Bases are a completely new design that…

TYT DMR Radio  IP-79
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TYT DMR Radio IP-79

Recent Posts D41CV work DK5AI – 144MHz ! 4966 KM July 23, 2019 in: VHF No comments   Read more TYT DMR Radio IP-79 July…

Radioditty GD-73 DMR HT – Programming and Using
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Radioditty GD-73 DMR HT – Programming and Using

PALM SIZE DMR: Compatible with MOTOTRBO, the GD-73A features lightweight and mini size that can easily fit your pocket. The clear LCD screen and compact keypad…

144 MHz Threat: Switzerland’s Ofcom suggest Aeronautical co-primary
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144 MHz Threat: Switzerland’s Ofcom suggest Aeronautical co-primary

Regarding access by the Aeronautical Mobile Service to the amateur radio 144 MHz band Switzerland’s Ofcom says: ‘a possible so-called co-primary usage between both services…

DSP high-performance
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DSP high-performance

La crescente diffusione di applicazioni di imaging e infrastrutture wireless nel mercato consumer ed industriale richiede lo sviluppo di soluzioni hardware ad elevate prestazioni. Il…

CB Radio Skip 22/07/2019 – President McKinley EU

IEEE Microwave Theory and Techniques Society Seeks Student CubeSat RF Hardware Proposals
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IEEE Microwave Theory and Techniques Society Seeks Student CubeSat RF Hardware Proposals

The IEEE Microwave Theory and Techniques Society (MTT-S) has announced the MTT-Sat Challenge for groups of students developing RF hardware for CubeSat applications. The MTT-Sat Challenge is…

Two SSTV events during July 29 – August 4
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Two SSTV events during July 29 – August 4

Below is the scheduled (as of July 22) for the planned activation of SSTV from the ISS. The first session is the routine MAI-75 activity…

Amateur Radio Being Showcased at 2019 EAA AirVenture in Oshkosh, Wisconsin
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Amateur Radio Being Showcased at 2019 EAA AirVenture in Oshkosh, Wisconsin

ARRL member-volunteers will be part of the excitement as the 2019 International Experimental Aircraft Association annual AirVenture show gets under way this week in Oshkosh,…

Microwave Update 2019 Online Registration Now Open
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Microwave Update 2019 Online Registration Now Open

Online registration is now available for Microwave Update 2019. Sponsored by the North Texas Microwave Society, the event will take place October 3 – 5 at…

Netherlands IARU Member-Society Reports “Disappointing Response” on 144 – 146 MHz Threat
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Netherlands IARU Member-Society Reports “Disappointing Response” on 144 – 146 MHz Threat

The Netherlands International Amateur Radio Union (IARU) member-society VERON reports a “disappointing response” from national regulator Agentschap Telecom to a call from Dutch radio amateurs…

Il DX con ARI-Sanremo !
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Il DX con ARI-Sanremo !

Fonte: AIR Radiorama

Guida al porting LabVIEW Embedded per ARM
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Guida al porting LabVIEW Embedded per ARM

L’architettura del processore ARM RISC a 32-bit sviluppata da ARM Limited è ampiamente utilizzata in diversi progetti embedded per via del prezzo contenuto, basso consumo e per la…

Radioddity GD-77 Custom Firmware – OpenGD77
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Radioddity GD-77 Custom Firmware – OpenGD77

News from Roger Clark in Australia of a new custom firmware for the Radioddity GD-77 DMR Radio. “I’m extremely pleased to announce that the open…