KL7RA Team will be active from Alaska in CQ WW DX CW Contest, 27 – 28 November 2021., KL7RA Alaska. From DXNews.com, ,
Read moreMese: Novembre 2021
DX Commander Part 2 – HF Vertical
Some slight mishaps have been fixed, some radials have been re-established, and it is time to double check this bad boy, with an SWR meter.
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Big Bright Regions Beckon Amid a Big Aurora Show | Solar Storm Forecast 11.22.2021
“Activity remains subdued this week with only pockets of fast solar wind to bring sporadic aurora to high latitudes, nothing like the G3 show we
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Choosing a “Step Up” Software Defined Radio (SDR)
We talk about the benefits of step up SDRs, and look at 4 models under $200. Antenna 100 ft Tilting Tower January 11, 2021 No
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Sicurezza e affidabilità nei Bootloader
Benvenuti a un nuovo appuntamento con la Rubrica Firmware Reload di Elettronica Open Source. In questa Rubrica del blog troverete articoli tecnici della vecchia rivista
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ISS SSTV Dec 1-2 145.800 MHz FM
Russian cosmonauts on the International Space Station (ISS) are planning to transmit Slow Scan TV images on 145.800 MHz FM using the SSTV mode PD-120.
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Il nuovo hub online Industrial Embedded Computers
Farnell, società tecnologica e unità commerciale del gruppo Avnet, nonché distributore globale di componenti elettronici, prodotti e soluzioni ad alto impatto innovativo, lancia il nuovo
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Does 5 x Copper Rods Help my Antenna Field and Inverted L?
So I grounded the fence to the ground to help my Inverted L on 80m. WIll it make any difference? HUGE project this time –
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What’s Inside a 49:1 Unun?
Terence, 2E0IPK, asks “What makes a 49:1 unun and what does 49:1 actually mean? Antenna How to Build Cheap Wire Delta Loop Antenna June 05,
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Chamleon Antenna’s MPAS Antenna, is it as good as a Dipole?
“Not long ago I purchased the Cha Hybrid-Mini from Chameleon Antennas. This is the 500 watt SSB and 250w for CW version and just a
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Utilizzo dei display in progetti con Raspberry Pi
Questo numero di Elektor Books presenta un capitolo tratto dal libro di Dogan Ibrahim “Using Displays in Raspberry Pi Projects” pubblicato da Elektor. Fin dalla
Read moreV26K Antigua Island. From DXNews.com
Bud, AA3B will be active as V26K from Antigua Island, IOTA NA – 100, 21 – 29 November 2021., V26K Antigua Island. From DXNews.com, ,
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Hi-Z Antennas – Manufacturers Showcase
K7TJR with Hi-Z Antennas! Antenna Four-square eight directions antenna system, with dummy load power indicator and high power May 24, 2019 No comments 4SQ-8DIR antenna
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Superb Antennas – 40m to 13 cm. from The Antennas-Amplifiers Company
Peter Waters G3OJV, introduces this superb range of antennas built to a standard, rarely seen in ham radio. The prices are still competitive and the
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RigExpert Stick Pro – Portable Antenna Analyzer [ Review ]
The Rig Expert Stick Pro is an antenna analyzer that will cover HF and 2 meter and 70 centrimeter bands. Frequency range: 0.1 ~ 600 MHz Frequency
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CAIG DeoxIT Contact Cleaners
CAIG DeoxIT Contact Cleaners CAIG Laboratories DeoxIT contact cleaners improve the performance and reliability of ALL electronic equipment and parts! DeoxIT cleans contacts, relays, connectors,
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Do Lightning Rods make Antennas Impossible?
Joe, AD2AH, has been asked if lightning rods would present a halo and degate the radiation pattern or a Endfed Antenna? He doesn’t think it
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Attesta le tue competenze nell’Elettronica con la Certificazione Ufficiale Arduino
Arduino Education offre la possibilità di ottenere la Certificazione Ufficiale di Arduino. La Certificazione è rivolta a tutti coloro i quali, operando nella didattica delle
Read moreZ22O Z21A Zimbabwe. From DXNews.com
DL7BO and DJ6TF will be active as Z22O and Z21A from Zimbabwe, 2 – 15 December 2021., Z22O Z21A Zimbabwe. From DXNews.com, ,
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Progettiamo con Arduino IoT Cloud
L’Internet delle Cose (IoT) è la disciplina che maggiormente stimola l’innovazione nel settore dell’elettronica di consumo e del DIY (Do It Yourself, equivalente dell’italiano Fai-Da-Te)
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EMF D-Day For UK Amateur Radio
The UK Amateur Licence now requires amateurs to check compliance with EMF exposure limits. Compliance is required from 18th November 2021 for frequencies above
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ICOM America – HRO at Pacificon 2021
In this video from Pacificon 2021, Will Jourdain (AA4WJ) talks about all the fun gear at the ICOM America booth. Antenna An Unusual Jpole Antenna
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ARRL Handbook – Assembling a (Ham Radio) Station!
“I’ve been mentioning your years that the ARRL Handbook is a fantastic resource for most amateur radio operations. Today I will be talking about one
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Reviewing the Radioddity GD-AT10G Handheld
Review for the Radioddity GD-AT10G! Radioddity GD-AT10G 10W DMR Radio Featuring 10W high power output, powerful 3100mAh battery, GPS & APRS functionality, supporting both analog
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ARRL 2022 Handbook – Battery Selection for Portable Operation
In this video, we take a look at the new 2022 Handbook from the ARRL. Specifically, we look at a new chapter on selecting a
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