Review N Female Connector Installation (10mm /.400″ Coax) July 18, 2019 No comments Read more Chameleon MPAS 2 NVIS (Near Vertical Incidence Skywave) Antenna July
Read moreMese: Luglio 2019
Programmazione Multicore
La sempre più prepotente diffusione di sistemi multicore pone in evidenza il problema di una programmazione dedicata. La domanda è: sarà facile o difficile scrivere software per sistemi multicore? Proviamo
Read moreAward for Top Homebrew Designers in Amateur Radio Announced
The ICQ Podcast has announced a partnership to establish an annual “Homebrew Heroes Award” to recognize individuals, groups, or organizations that help to define the frontiers in
Read moreCalterah collabora per il lancio di chipset per radar destinati alle automobili di nuova generazione
Calterah (con la collaborazione della Keysight) ha ufficialmente rilasciato la famiglia di chip ALPS che integra convertitori analogico-digitale ad alta velocità e core CPU ad
Read moreRM Italy MLA100 Amplifier Demonstration
“Mark, W8BBQ show the RM Italy MLA100 amplifier to get over 100 watts from a QRP rig. 160 meters through 10 meters plus 6 meters.
Read moreMajor WSJT-X Upgrade Boosts FT4 into “a Finished Protocol for HF Contesting”
The WSJT Development Group has announced the “general availability” release of WSJT-X version 2.1.0. This major upgrade formally introduces FT4 as a finished protocol for HF contesting. WSJT-X version 2.1.0 supplants
Read moreInternational Telecommunication Union Accepts EURAO as a Sector Member
The International Telecommunication Union (ITU) accepted the European Radio Amateurs’ Organization (EURAO) as a sector member at the recent meeting of the ITU Council. It
Read moreNo Consensus Reached for FCC on “Symbol Rate” Issues
ARRL-initiated efforts for rival parties to reach consensus on some of the issues they raised in the so-called “Symbol Rate” proceeding have ended. In April,
Read moreVHF Newsletter 83 – New VHF Handbook
The latest edition of the VHF Newsletter has been mailed to all on the VHF mailing list and can be found here. The new version of the
Read moreCome realizzare un semplice ricevitore in Onde Corte
Oggi la tecnologia ci mette a disposizione tantissimi metodi, estremamente efficaci, per collegare vari punti sulla Terra, magari collocati a grandissima distanza tra loro. Collegamenti
Read moreMicroprocessori ARM NXP
Vediamo le caratteristiche dei microprocessori ARM. In particolare ci soffermeremo su quelli della NXP Semiconductors. L’architettura ARM (precedentemente Advanced RISC Machine, prima ancora Acorn RISC Machine) indica
Read moreWSJT-X 2.1.0 is available!
WSJT-X 2.1.0 Description WSJT-X implements communication protocols or “modes” called FT4, FT8, JT4, JT9, JT65, QRA64, ISCAT, MSK144, and WSPR, as well as one called Echo for detecting and measuring your own radio signals reflected
Read morePresident McKinley EU Adjustments
Below we have the various adjustments on the new President McKinley EU radio….. PROVIDED FOR INFORMATION ONLY – FIDDLE WITH YOUR RADIO AT YOUR OWN
Read moreCS800D
CS800D Test Report FCC PART 22, FCC PART 90 TEST REPORT For SHENZHEN COVALUE COMMUNICATIONS CO.,LTD. Product Description for Equipment under Test (EUT) EUT Name:
Read moreTraslatori di Livello digitali
Una rassegna d’interfacce digitali nella Babele delle tensioni di alimentazione dei moderni circuiti logici. C’erano una volta i Circuiti Logici TTL, realizzati completamente con transistor
Read moreClear Frequencies Requested for Storm Emergency Traffic
Storm Emergency Traffic IARU HF Championship Contesters: The Hurricane Watch Net (HWN) is active on 14.325 MHz and 7.268 MHz in response to Category 1 Hurricane Barry.
Read moreNew Ranger CB Radio TRE-936FFB
TEXAS RANGER ELITE TRE-936FFB 40 Channel AM CB Radio with Frequency Counter For over 40 years, Ranger Communications has built the world’s best amateur and
Read moreProgettazioni secondo normative
Affinché un sistema elettronico sia certificato, è necessario il rispetto, in fase di progettazione, di numerose normative. Ecco un esempio pratico di progettazione per un sistema di alimentazione per
Read more3. LDMOS HF AMPLIFIER 100W INPUT 2400W OUTPUT BLF188XR 2 PCS 1.8-54 MHZ
LDMOS HF amplifier 90W input 2400W CW SSB output 1.8-54 MHzThis a ready power amplifier. You will need a case and power supply only!Water-cooled hermetically. You can
Read more10-40M 100W Base Loop setup video
Digital Modes Prof Dr Joe Taylor, K1JT: Welcome Address and Questions & Answers July 04, 2019 No comments Read more World Wide Digi DX Contest
Read moreFAA Reauthorization Act Language Serves to Exclude Vast Majority of Amateur Radio Towers
Language in the Federal Aviation Administration (FAA) Reauthorization Act of 2018 will exclude all but a small number of Amateur Radio towers from marking requirements. Thanks to
Read moreHWN, WX4NHC at National Hurricane Center to Activate for Tropical Storm Barry
Responding to Tropical Storm Barry, the Hurricane Watch Net (HWN) and WX4NHC— the Amateur Radio station at the National Hurricane Center (NHC) in Miami — have
Read moreNew Hope for the Coming Cycle | Space Weather News 07.12.2019
News 10-40M 100W Base Loop setup video July 12, 2019 in: News No comments Read more FAA Reauthorization Act Language Serves to Exclude Vast Majority
Read moreLED bianchi: pilotarli a corrente costante
In questo articolo si parlerà di LED bianchi, del perché pilotarli a corrente costante e si metteranno a confronto sei diversi LED di due marchi. L’obbiettivo è capire pregi e difetti dei
Read moreLi-Fi – Un percorso “luminoso” per la trasmissione dati ad alta velocità
Risorsa indubbiamente preziosa, lo spetto radio, ovvero la parte dello spettro elettromagnetico utilizzato per le comunicazioni wireless, si sta rapidamente affollando. Non c’è voluto molto
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