Anno: 2020

6000km TEP path on 144 MHz opens up between Buenos Aires and the Dominican Republic
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6000km TEP path on 144 MHz opens up between Buenos Aires and the Dominican Republic

Hot on the heels of the last post about the 5400km TEP opening on 144 MHz between Argentina and the island of Aruba, we have…

Firmware 2.0 #09 – Embedded Design/Makers Boards
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Firmware 2.0 #09 – Embedded Design/Makers Boards

Vi presentiamo oggi l’ultimo numero della rivista tecnica Firmware 2.0 per l’anno 2020. Il topic di questo mese è dedicato all’ambito Embedded Design/Makers Boards. In…

New RFinder B1, Advanced VHF/UHF 4 Watt DMR/Analog Ham Radio Smartphone, NO CODE PLUGS NEEDED!!
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New RFinder B1, Advanced VHF/UHF 4 Watt DMR/Analog Ham Radio Smartphone, NO CODE PLUGS NEEDED!!

“My switch back from iPhone to RFinder happened in this video. A dual band VHF/UHF radio with a newly designed receiver for better sensitivity, new…

How Solar Indicies Work: SFI, SN, A & K
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How Solar Indicies Work: SFI, SN, A & K

How Solar Indicies Work: SFI, SN, A & K Antenna Comparing Elevated 1/4w Vertical vs. Link Dipole with WSPR December 19, 2017 No comments “Hello…

ISS SSTV 145.800 FM Dec 1-2
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ISS SSTV 145.800 FM Dec 1-2

The preliminary crew schedule shows a Moscow Aviation Institute SSTV activity planned for December 1 and 2. This is a limited time experiment primarily targeting…

Antenna Ground Plane per 868MHz
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Antenna Ground Plane per 868MHz

Un antenna Ground Plane (GP) è di fatto un dipolo verticale di cui una metà virtuale, ottenuta specchiando con il piano di terra lo stilo…

Le MCU C8051F91x-C8051F90x
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Le MCU C8051F91x-C8051F90x

Questo articolo vuole introdurre un microcontrollore di recente arrivo sul mercato, basato su un core 8051 ma con assorbimenti di corrente veramente ridotti, tanto da…

RI01ANT Antarctica. From DXNews.com
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RI01ANT Antarctica. From DXNews.com

Alex, RX6A will be active as RI01ANT from Antarctica, 25 December 2020 – 30 May 2021., RI01ANT Antarctica. From DXNews.com, ,

RadioShack Purchased by Online Retailer
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RadioShack Purchased by Online Retailer

RadioShack® is back as an online retailer of electronics, offering some parts in its inventory that largely consists of radios, batteries, telephone gear, drones, computer…

Major Solar Flare in 3 years!
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Major Solar Flare in 3 years!

Today, Earth-orbiting satellites detected the biggest solar flare in more than 3 years. The M4.4-category eruption produced a shortwave radio blackout over some parts of…

QCX-mini to be available for order later this week
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QCX-mini to be available for order later this week

From Hans G0UPL: Great excitement here at QRP Labs Towers just half an hour ago, middle of the QCX challenge (from which I am abstaining…

La scheda di sviluppo EasyPIC PRO v7
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La scheda di sviluppo EasyPIC PRO v7

EasyPIC PRO v7 è una scheda di sviluppo per applicazioni embedded basate su microcontrollori PIC di Microchip della famiglia 18F. L’integrazione on-board di programmatore, debugger,…

Modulo ToF per il rilevamento della distanza in 3D
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Modulo ToF per il rilevamento della distanza in 3D

Il nuovo modulo ToF (Time-of-Flight) di Omron Electronic Components Europe per il rilevamento della distanza in 3D, è caratterizzato da elevati livelli di precisione, flessibilità…

PoE – Power-over-Ethernet
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PoE – Power-over-Ethernet

Questo articolo introduce il componente Si3402 della Silicon Labs, si tratta di un regolatore a commutazione in grado di implementare per un dispositivo la funzionalità…

Yaesu FTDX10 Official Brochure
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Yaesu FTDX10 Official Brochure

       (Click images to enlarge)

Upcoming Space Station Contact 04/12/2020
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Upcoming Space Station Contact 04/12/2020

  “An ARISS educational school contact is planned for Victor Glover KI5BKC with students at Scuola Secondaria di I grado “Anna Frank”, Pistoia, Italy. The…

Retevis RT95 Budget Dual Band Mobile Transceiver
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Retevis RT95 Budget Dual Band Mobile Transceiver

Specifications GENERAL Frequency Range VHF:144-148MHz UHF: 430~440MHz Number of Channels 200 channels Channel Spacing 25K (Wide Band) 20K(Middle Band) 12.5K (Narrow band) Phase-locked Step 2.5KHz,…

DXCommander Expedition Build & Review! Impressive Ham Radio Antenna!
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DXCommander Expedition Build & Review! Impressive Ham Radio Antenna!

Callum has created quite an impressive line of antennas that fit various ham radio use cases. Today we look at his portable offering The Expedition…

Solar Flux Hits New High & Big Flares Possible Now | Space Weather News 11.26.2020
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Solar Flux Hits New High & Big Flares Possible Now | Space Weather News 11.26.2020

Solar Flux Hits New High & Big Flares Possible Now | Space Weather News 11.26.2020 Antenna Jim W6LG Uses A Short Dipole To Demonstrate How…

Rilevamento interruzioni con Atmel ATA6870
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Rilevamento interruzioni con Atmel ATA6870

L’integrato ATA6870 di Atmel, utilizzato nel settore auto per la misura e il monitoraggio dello stato batterie nei veicoli ibridi ed elettrici, dispone di un’importante…

ARRL Asks FCC to Allow 3.4-GHz Operation until Spectrum is Occupied
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ARRL Asks FCC to Allow 3.4-GHz Operation until Spectrum is Occupied

In comments to the FCC, ARRL has argued that radio amateurs be allowed to continue shared operation in the 3.4 GHz band until 5G licensees…

2020 Amateur Radio Holiday Gift Guide
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2020 Amateur Radio Holiday Gift Guide

2020 Amateur Radio Holiday Gift Guide Antenna Ground Plane Antennas [ “ARRL The Doctor is In” podcast ] December 20, 2018 No comments Ground Plane…

Connecting the MX-P50 amplifier and LDG Z11 pro tuner to the IC-705
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Connecting the MX-P50 amplifier and LDG Z11 pro tuner to the IC-705

Connecting the MX-P50 amplifier and LDG Z11 pro tuner to the IC-705. Antenna JK Antennas JK65 6 Meter Yagi May 27, 2015 No comments  …

Implementazione degli algoritmi SHA-3 nei sistemi embedded
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Implementazione degli algoritmi SHA-3 nei sistemi embedded

SHA-3, la versione più recente del Secure Hash Algorithm le cui specifiche sono state ufficialmente rilasciate nel 2015, si differenzia in modo significativo rispetto alle…

Thunderpole BLACK FRIDAY EVENT
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Thunderpole BLACK FRIDAY EVENT

  Thunderpole, here in the UK, have launched a selection of deals in their “Black Friday Event” You can take a look by following this…