Stadi di potenza per il controllo motore
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Stadi di potenza per il controllo motore

Questo articolo presenta le varie tipologie di driver di potenza per il controllo motore, soffermandosi sulle differenze e sulle tecniche di ottimizzazione. In questo articolo prenderemo in considerazione le diverse tecniche…

BaoFeng BF-UVS9 – New Model

Video:YouTube/QRZnow Ham Radio The latest in a long line of cheap Baofeng radios….. Brand Name: BAOFENG Model Number: Baofeng BF-UVS9 walkie talkie Walkie Talkie Type:…

CB Radio Skip 19/12/2018

A short but very welcome return to the propagation on 19th December 2018…. Some really strong signals and great to hear several special event stations…

CPU Design: Aggiungi una cache a tavola
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CPU Design: Aggiungi una cache a tavola

C’era una volta questo tizio, Gordon Moore, che anni che furono predisse che la capacità di calcolo di un processore sarebbe raddoppiata ogni diciotto mesi…

Ground Plane Antennas [ “ARRL The Doctor is In” podcast ]
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Ground Plane Antennas [ “ARRL The Doctor is In” podcast ]

Ground Plane Antennas “Ground Plane Antennas” is the topic of the new (December 20) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!Sponsored…

Uniden SDS200
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Uniden SDS200

Uniden SDS200 FCC PART 15B / RSS-135SCANNING RECEIVERCOMBO TEST REPORT Applicant UNIDEN AMERICA CORPORATION Address 3001 GATEWAY DRIVE SUITE 130 IRVING, TEXAS 75063 USA IC…

Germany on 70 MHz in 2019
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Germany on 70 MHz in 2019

German radio amateurs may operate from their home with all modes in the frequency segment 70.150 to 70.200 MHz from now (19 december) until the…

Marconi Club QSO Party Day 2019
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Marconi Club QSO Party Day 2019

La Sezione ARI di Loano, al fine di promuovere il MARCONI CLUB ARI Loano, fondato l’8 maggio 1988  dal compianto Libero Meriggi I1YXN, spinto e…

FCC Releases Plan in the Event of a Partial Government Shutdown
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FCC Releases Plan in the Event of a Partial Government Shutdown

FCC Plan for Orderly Shutdown  The FCC has released its Plan for Orderly Shutdown in case funds become unavailable to continue operation.“If a potential lapse in appropriations…

JTDX-2.0.1-rc115
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JTDX-2.0.1-rc115

JTDX-2.0.1-rc115    JTDX 2.0.1-rc115 FT8v2  for evaluation and on air tests 19th December, this rc has only basic FT8v2 decoding function currently and no contest function…

Diversity in amateur radio
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Diversity in amateur radio

‘But that’s not real radio!’ It’s not a new cry directed at FT8, DMR or Network Radio, but much older than that and often made…

ARRL Petitions FCC to Incorporate Parity Act Provisions into its Amateur Radio Rules
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ARRL Petitions FCC to Incorporate Parity Act Provisions into its Amateur Radio Rules

The ARRL has filed a Petition for Rulemaking (PRM) asking the FCC to amend its Part 97 Amateur Service rules to incorporate the provisions of the Amateur…

Dynascan P-72
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Dynascan P-72

Dynascan P-72 Double band 20W equipment, with a very small size.  Double simultaneous reception. Microphone connection or micro-speaker on the side.  The Dynascan P72 equipment has…

Sensori di prossimità
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Sensori di prossimità

Lo scopo di questo articolo è quello di presentare una panoramica relativa a una famiglia di sensori di grande interesse la cui importanza è cresciuta enormemente grazie ai recenti progressi della tecnologia elettronica: i sensori di…

Corso CW a Mugnano di Napoli
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Corso CW a Mugnano di Napoli

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Call for application: Youngsters On The Air Bulgaria 2019
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Call for application: Youngsters On The Air Bulgaria 2019

“We are proud to announce that the 9th edition of Youngsters On The Air will be held in Bulgaria, close to the capital city Sofia….

Beta Testing of MFJ-1234 RigPi Station Server
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Beta Testing of MFJ-1234 RigPi Station Server

MFJ-1234 VHF Wouxun KG-UV9D+ ProPack UnBoxing April 26, 2016 No comments Wouxun KG-UV9D     Read more Radioddity GD-55 UHF Waterproof DMR Digital Radio, with…

New Amateur Radio Packet Gear Awaits Unpacking, Installation on Space Station
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New Amateur Radio Packet Gear Awaits Unpacking, Installation on Space Station

New Amateur Radio on the International Space Station (ARISS) packet equipment awaits unpacking and installation on board the station after arriving in November as part…

DXMini Pi-Star Hotspot for Amateur Radio
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DXMini Pi-Star Hotspot for Amateur Radio

DXMINI is your gateway to digital HAM radio… Our devices enable your digital radio to communicate over the internet sending your communications across the world….

Implementazione della blockchain con Ethereum
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Implementazione della blockchain con Ethereum

In questo articolo vedremo come può essere creata una blockchain privata con Ethereum, un’applicazione pratica che può essere destinata alle grandi aziende che potrebbero aver…

Il mercato globale del Lighting
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Il mercato globale del Lighting

La dimensione globale del mercato dell’illuminazione a LED è stimata a circa 110 miliardi di dollari entro il 2025. In generale, il mercato dell’illuminazione a…

BaoFeng BF-UVS9
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BaoFeng BF-UVS9

BaoFeng BF-UVS9 Product Features Brand:BAOFENG Type of radio:Portable SKU:Baofeng BF-UVS9 walkie talkie Frequency Range:VHF 136-174 MHz UHF 400-520MHz Storage Channel:128 Display:Yes Type:Two-way radio Talk Area:2-10KM…

WD9EWK Wins the December QST Cover Plaque Award
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WD9EWK Wins the December QST Cover Plaque Award

The winning article for the December 2018 QST Cover Plaque award is “Making Digital Contacts Through the ISS” by Patrick Stoddard, WD9EWK. The QST Cover Plaque Award — given…

An Alpha Delta lightning arrester with an intermittent short.
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An Alpha Delta lightning arrester with an intermittent short.

Coaxial Lightning Protectors Alpha Delta N Connector Coaxial Surge Protectors are rated for 200 or 2,000 watts at frequencies up to 3 GHz. They are…

Boeing Antennas
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Boeing Antennas

Aircraft antenna Aircraft antennas , Garmin, AeroAntenna Technology, and more Com Antennas, Couplers, Diplexers, Combiners, DME/Transponder Antennas, GPS Antennas, Marker Beacon Antennas, NAV Antennas (VOR/GS),…