Author: iz4wnp

Portable TW Antenna
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Portable TW Antenna

“Preserving and building upon the legacy of this premier portable HF antenna line, DX Engineering is now the manufacturer of TW Antennas!* DX Engineering’s acquisition…

ISS Slow Scan TV June 5-6
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ISS Slow Scan TV June 5-6

A Russian MAI-SSTV event is planned from the International Space Station for Wednesday, June 5 from 12:00-16:00 GMT and June 6 from 11:30-15:30 GMT. ARISS…

The K7RA Solar Update 05/24/2019 – WPX CW 2019
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The K7RA Solar Update 05/24/2019 – WPX CW 2019

May 18 was the last day we saw sunspot activity, after more than two weeks with daily sunspots visible. Average daily sunspot number declined to…

Four-square eight directions antenna system, with dummy load power indicator and high power
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Four-square eight directions antenna system, with dummy load power indicator and high power

4SQ-8DIR antenna system The four-square phased-vertical array if used by many contesters and DXers for oreration on the low bands. This construction modify a conventional…

The Rigid Dual boom Quad from InnovAntennas – LFA-Q – 4el for 28MHz
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The Rigid Dual boom Quad from InnovAntennas – LFA-Q – 4el for 28MHz

This example is installed at KJ4AJG and is a 4el for 28MHz. Tom is so impressed, he has ordered another to stack! If you don’t…

L’importanza di un buon power integrity
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L’importanza di un buon power integrity

Avere una alimentazione stabile di elevata qualità, poco rumorosa e capace di erogare picchi di corrente quando richiesto, senza uscire dai limiti di specifica non è…

La tecnologia VCSEL di Lextar per il rilevamento 3D della profondità
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La tecnologia VCSEL di Lextar per il rilevamento 3D della profondità

Welt Electronic è un’azienda fiorentina con alle spalle 30 anni di attività nel settore della distribuzione, vendita e marketing di componenti elettronici e lighting sia…

“Identify and Track Down RFI” by KQ6RS – Wins the May QST Cover Plaque Award
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“Identify and Track Down RFI” by KQ6RS – Wins the May QST Cover Plaque Award

Source: ARRL Propagation Our Sun Dims After Storming: Solar Storm Forecast 05-23-2019 May 23, 2019 No comments Read more RSGB – New propagation prediction tool…

Our Sun Dims After Storming: Solar Storm Forecast 05-23-2019
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Our Sun Dims After Storming: Solar Storm Forecast 05-23-2019

Antenna Robot Adds New Twist to NIST Antenna Measurements and Calibrations December 08, 2015 No comments The National Institute of Standards and Technology (NIST) has…

LoTW Now Accepting FT4 Contact
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LoTW Now Accepting FT4 Contact

The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satellite…

Dayton Hamvention Review – Ham Nation 403
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Dayton Hamvention Review – Ham Nation 403

All about the 2019 Dayton Hamvention. Bob, Gordo, Don and George are back from Dayton to talk about their experience in Dayton for the 2019…

RSGB – New propagation prediction tool released
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RSGB – New propagation prediction tool released

The RSGB’s Propagation Studies Committee (PSC) has released a new propagation tool for amateurs, based on the ITU’s ITURHFPROP program. The tool is the work of…

Dave (M0OGY) Visits ETSI
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Dave (M0OGY) Visits ETSI

Looks like Dave (M0OGY), a man with his finger on the pulse, has been on his travels again with this post on Facebook…. “Today I…

ARI-Genova e lo Ships Weekend
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ARI-Genova e lo Ships Weekend

In occasione del Museum Ships Weekend Event 2019, manifestazione radiantistica sponsorizzata dal “Battleship New Jersey Amateur Radio Station – NJ2BB” dove si incontreranno in etere…

Ampleon announces the industry’s most rugged 2KW RF power LDMOS transistor for ISM applications
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Ampleon announces the industry’s most rugged 2KW RF power LDMOS transistor for ISM applications

Ampleon has released the first of a family of RF power devices based upon its Advanced Rugged Technology (ART) derivative of the proven 9th generation…

Updated TQSL configuration file released (config.xml v11.8)
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Updated TQSL configuration file released (config.xml v11.8)

May 22, 2019: Updated TQSL configuration file released (config.xml v11.8) — Config.xml version 11.8 has been released. This is a update release containing additions made since the release of…

QRP Labs at the 2019 Dayton Hamvention®
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QRP Labs at the 2019 Dayton Hamvention®

News The new Elecraft K4 [ VIDEO ] May 22, 2019 No comments     Read more A Look at Vintage Ham Radio Gear Hamvention…

The new Elecraft K4   [ VIDEO ]
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The new Elecraft K4 [ VIDEO ]

  Review QRP Labs at the 2019 Dayton Hamvention® May 22, 2019 No comments Read more Ailunce HS1 First Impressions HF SDR Radio! May 21,…

ADIF 3.1.0 was approved today
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ADIF 3.1.0 was approved today

Dave Bernstein reported this on the DXLabs support group today:—————————————————————–ADIF 3.1.0 was approved today: ADIF 3.1.0 specifies that the representation for FT4 is an ADIF…

MPC8569 PowerQICC III
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MPC8569 PowerQICC III

Questo microprocessore di NXP, basato sul core e500 realizzato in tecnologia Power Architecture, si evidenzia particolarmente per impieghi nel campo delle telecomunicazioni, del networking, e dei sistemi wireless….

Massimizzare le più recenti tecnologie del processore ARM in ambienti embedded IoT ed Edge
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Massimizzare le più recenti tecnologie del processore ARM in ambienti embedded IoT ed Edge

Questi sono tempi entusiasmanti e impegnativi per gli sviluppatori embedded. Dopotutto, l’Internet of Things (IoT) e la sua controparte industriale, l’IIoT, sono spesso degli spazi…

Nuova famiglia OptiMOS 6 da 40 V con prestazioni superiori
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Nuova famiglia OptiMOS 6 da 40 V con prestazioni superiori

La Infineon Technologies AG, impegnata a creare nuovi standard nelle tecnologie MOSFET di potenza discreta, ha presentato la sua nuova famiglia OptiMOS 6. Basata sulla…

Ailunce HS1 First Impressions HF SDR Radio!
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Ailunce HS1 First Impressions HF SDR Radio!

A short-wave radio station is a radio communication device that operates at a wavelength of 100 to 10 meters (frequency of 3 to 30 MHz)….

Elecraft K4 Debut from 2019 Dayton Hamvention
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Elecraft K4 Debut from 2019 Dayton Hamvention

Elecraft K4 Antenna Dual-band V-UHF Quad Antennas May 08, 2019 No comments Why choose the 6BS-270 antenna versus a traditional Yagui? · Elements of full wavelength, reaching…

A Look at Vintage Ham Radio Gear Hamvention Flea Market [ Video ]
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A Look at Vintage Ham Radio Gear Hamvention Flea Market [ Video ]

Antenna Transmission Line Calculator by AA3RL September 11, 2015 No comments Introduction: There are a variety of programs available to the Radio Amateur that will…