Mese: Aprile 2019

Accelerometro digitale MMA745XL
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Accelerometro digitale MMA745XL

MMA745xL è un sensore digitale espressamente progettato per la misura di bassi valori di accelerazione. Le dimensioni del componente sono estremamente compatte (il package presenta uno spessore di un…

Adobe Flash su sistemi embedded
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Adobe Flash su sistemi embedded

La tecnologia Adobe con Flash Player si propone di gestire contenuti multimediali con estrema semplicità. Oggi, sempre con maggiore frequenza, le tecnologie embedded ricorrono a questa…

Icom IC-9700 First Impression, Comparision with IC-7400
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Icom IC-9700 First Impression, Comparision with IC-7400

Icom IC-9700 Specifications General Frequency coverage 144.000–148.000, 430.000–450.000, 1240.000–1300.000 MHz Mode SSB, CW, RTTY, AM, FM, DV, DD Number of channels 107 (99 Simplex +…

Solar Cycle 25 Preliminary Forecast
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Solar Cycle 25 Preliminary Forecast

Image:http://www.solarham.net/ Solar experts predict the Sun’s activity in Solar Cycle 25 to be below average, similar to Solar Cycle 24  Scientists charged with predicting the…

Italab Rfbroadcast –  HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz )
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Italab Rfbroadcast – HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz )

Italab HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz ) Extremely robust HF RF POWER amplifier, the RF section is equipped with…

ARRL President Commends Amateur Radio’s Volunteer Public Service Role during National Volunteer Week
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ARRL President Commends Amateur Radio’s Volunteer Public Service Role during National Volunteer Week

ARRL President Rick Roderick, K5UR, is using the occasion of National Volunteer Week, April 7 – 13, to highlight Amateur Radio’s role in helping the…

A Pasqua ESPertino+Guida con progetti IoT, in omaggio per i nuovi abbonati
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A Pasqua ESPertino+Guida con progetti IoT, in omaggio per i nuovi abbonati

Vorresti sottoscrivere un nuovo abbonamento Platinum o Gold alle riviste EOS-Book e Firmware? Da oggi e fino al 22 aprile avrai un motivo in più…

RigExpert Stick 60kHz – 35MHz Analyzer
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RigExpert Stick 60kHz – 35MHz Analyzer

RigExpert Stick 60kHz – 35MHz Analyzer | State-of-the-Art Antenna & Cable Analyzer Key Features: Frequency range: 0.06 to 35 MHz, upgradable up to 230 MHz…

FCC Agrees to 90-Day Pause in Consideration of WT Docket 16-239
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FCC Agrees to 90-Day Pause in Consideration of WT Docket 16-239

It has been almost six years since the ARRL requested the FCC to consider changes to the Amateur digital rules in 11-708 and almost three…

NI AWR Design Environment: sviluppare sistemi radar per il settore automotive
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NI AWR Design Environment: sviluppare sistemi radar per il settore automotive

In questo articolo verranno presentate alcune delle sfide alla base dello sviluppo di sistemi radar e schiere di antenne a onde millimetriche (mmWave) per la…

What’s In The Box? DX Commander All Band Vertical
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What’s In The Box? DX Commander All Band Vertical

App – Mobile Repeater Database APP ( IOS and Android ) – Now includes over 35 countries December 18, 2014 No comments   Repeater Database…

Amateur Radio Sessions Set for 2019 National Hurricane Conference
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Amateur Radio Sessions Set for 2019 National Hurricane Conference

Amateur Radio will again be represented at the 2019 National Hurricane Conference, April 22 – 25 in New Orleans. “Improving Hurricane Preparedness” is the traditional conference…

Kojinsha – KA1-DP – 7-50MHz – HF Antenna
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Kojinsha – KA1-DP – 7-50MHz – HF Antenna

Model KA1-DP Gain/Size Frequency Range 7-50 Element 1 Number of Elements for Each Band 7-50MHz DP Longest Element(m) 10.4 Power Rating 7/10MHz 1.2kW SSB 800W…

INTERNATIONAL SPACE STATION SSTV EVENT ON APRIL 11 – 14
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INTERNATIONAL SPACE STATION SSTV EVENT ON APRIL 11 – 14

” The next big event will be the ARISS SSTV event that starts Thursday, April 11 about 18:00 UTC and will be operational until about…

Covering the Rules on Calling CQ  [ ARRL PODCAST ]
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Covering the Rules on Calling CQ [ ARRL PODCAST ]

 Equipment Ailunce HS1 HF SDR HAM Transceiver March 18, 2019 No comments Ailunce HS1 Description: Spectrum Dynamic Waterfall Display Multiple Working Modes:Receive Mode, Transmit…

Sensori di prossimità, cosa sono e come si usano
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Sensori di prossimità, cosa sono e come si usano

Oggi è diventato normale, sfiorando uno schermo con le dita, comporre un numero telefonico: questo è possibile grazie al touchscreen capacitivo. Negli impianti industriali i PLC…

Tecnologie biometriche
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Tecnologie biometriche

A causa dell’incessante richiesta di misure atte ad incrementare la sicurezza, impronte digitali, caratteristiche dell’iride o geometria del volto sono ormai uscite dal mondo della fantascienza…

JS8Call 1.0 Public Release
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JS8Call 1.0 Public Release

“Hi Folks! A number of you have participated in the beta testing of the pre-release versions of JS8Call for some time now. Well, good news…JS8Call…

Department of Defense to Transmit Interoperability Exercise Info via WWV/WWVH
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Department of Defense to Transmit Interoperability Exercise Info via WWV/WWVH

The US Department of Defense (DOD) plans to start making use of a provisional time slot on WWV and WWVH to announce upcoming HF military…

Le prestazioni di una telecamera termica
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Le prestazioni di una telecamera termica

In questo articolo proponiamo una interessante applicazione per il rilevamento termico di oggetti in movimento. Tramite la telecamera termica MLX90620 della Melexis abbiamo realizzato un…

Intro to SmartSDR V3 – Flex Radio
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Intro to SmartSDR V3 – Flex Radio

An introduction to SmartSDR V3 and multiFLEX operation. New to Version 3 multiFLEX – connect to the radio from more than one client New BandSettings…

Petition for Rule Making Calls for “Amateur Digital Mode Transparency”
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Petition for Rule Making Calls for “Amateur Digital Mode Transparency”

The FCC is accepting comments on a Petition for Rule Making (RM-11831) seeking to amend FCC Part 97 rules that require all ham radio digital transmissions to…

Corso C avanzato su Raspberry PI: Tipi di variabili
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Corso C avanzato su Raspberry PI: Tipi di variabili

Questo argomento è stato affrontato abbastanza superficialmente durante il corso base del linguaggio C con il Raspberry Pi, proprio per dare modo, ai principianti, di…

Firmware 154 – Speciale Industry 4.0
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Firmware 154 – Speciale Industry 4.0

È uscito il numero di aprile di Firmware dedicato al settore Industry 4.0. All’interno troverete anche contenuti tecnici su deep learning, automazione, IoT, Blockchain, Aerospace…

President Walker II FCC – NEW Photos
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President Walker II FCC – NEW Photos

President have released two new photos of their Walker II FCC radio. Same in design to the EU version but with the ‘brushed aluminium’ front,…