Il controllo degli accessi ai dispositivi è oggi un’operazione molto semplice grazie alla tecnologia messa a disposizione da MikroElektronica. RFid Reader è una scheda che ha lo scopo di leggere le
Read more
Mese: Giugno 2020
PMR446 – What is Legal?
PMR446 – What’s Legal? Sounds like a straight-forward question to answer doesn’t it? If you want to operate legally on the PMR446 band you require
Read moreAll’Ham Messe ma virtualmente
National Hurricane Center’s WX4NHC Annual Station Test is Successful
On May 30, operators at WX4NHC at the National Hurricane Center (NHC), working from home, conducted the annual readiness check of the station and of
Read more
Controllo motori brushless
In questo articolo analizziamo un’applicazione con microprocessori AVR ATmega32M1 per motori DC brushless. I motori brushless sono idealmente derivati dai motori in DC con il proposito
Read more
Assembled a prototype of Geckokapula V2 a dualband 70cm/13cm handheld FM/CW radio
Assembled a prototype of Geckokapula V2 a dualband 70cm/13cm handheld FM/CW radio. It also does AM and SSB reception in addition to FM and CW.
Read more
Ferrite, chokes, and RFI
Antenna Moonraker GPA-RX HF Antenna 2 – 90 Mhz June 23, 2020 No comments Key Features/Specifications: Type: Aluminium Vertical with Unun matched base Frequency RX: 2.0-90MHz Impedance: 50
Read more
ANS-180 AMSAT News Service Weekly Bulletins for June 28th
ANS-180 AMSAT News Service Weekly Bulletins for June 28th The AMSAT News Service bulletins are a free, weekly news and information service of AMSAT, The
Read more
[DIY] SMARTGLOVE: un sistema intelligente per la guida ciclistica
Smartglove è un dispositivo indossabile che aiuta i ciclisti durante la guida e può offrire un aiuto importante soprattutto di notte. I ciclisti condividono la
Read moreThunderpole T-800 Unboxing & First Look
Video:YouTube/Paul McGee M0WNU Paul takes a look at the Thunderpole T-800 radio…..
Read more
PMR446 Bazooka Antenna
Video:YouTube/Jason CT965 A very interesting video from Jason CT965 which shows the construction of a PMR446 Bazooka antenna. PMR446 has seen a massive increase in
Read more
The July/August Digital Edition of the National Contest Journal is Now Available
The digital edition of the July/August issue of the National Contest Journal (NCJ) is now available for viewing on your desktop or laptop. Click here to go the ARRL
Read more
Come digitalizzare e riprodurre matematicamente i movimenti di un uomo che corre
Il mondo è regolato da formule matematiche che ne descrivono tutti gli eventi che si verificano su di esso. Anche la corsa di un uomo
Read moreTO5O FM/DL8UD Martinique. From DXNews.com
Uwe, DL8UD will be active as TO5O from Martinique Island, IOTA NA – 107 in RSGB IOTA Contest, 25 – 26 July 2020., TO5O FM/DL8UD
Read more
Baofeng UV9S Triband HT Power Test
Functions: TRI-BAND TWO WAY RADIO 1. Frequency Range: VHF/UHF136-174Mhz&220-225Mhz&400-520Mhz 2. Dual-Band Display, Tri Freq. Display, Dual-Standby 3. Output Power: 5Watts 4. 128 Channels 5. Built-in
Read more
Virginia Air & Space Center Ends Relationship with Ham Radio
Virginia Air & Space Center (VASC) Executive Director and CEO Robert Griesmer has advised that the Center’s amateur radio station exhibit will be discontinued, effective July 1,
Read more
MARS Announces HF Skills Exercise
Members of the Military Auxiliary Radio System (MARS) will conduct an HF skills exercise July 20 – 24 to hone their operating skills and messaging-handling
Read more
Come ottenere il routing automatico PCB in modo efficiente
In questo articolo verranno analizzati i criteri progettuali per un corretto design dei PCB. Al giorno d’oggi, infatti, i circuiti operano a livelli elevati di
Read more
A Snake-like Filament Hangs While A Solar Storm Launches
Recent Posts A Snake-like Filament Hangs While A Solar Storm Launches June 25, 2020 No comments Read more Ham Radio Tower, US Tower MA40, Installation
Read more
Ham Radio Tower, US Tower MA40, Installation in Process by Jim Heath W6LG, Your YouTube Elmer
Jim W6LG your YouTube Elmer shows the progress on the MA40 Tower Installation that will be limited to 30 feet above the terrain as allowed
Read more
SAQ Announces Annual Alexanderson Day Transmission
The vintage SAQ Alexanderson alternator in Grimeton, Sweden, will conduct its annual Alexanderson Day transmissions on 17.2 kHz on Sunday, July 5. Startup and tuning
Read more
Radio Amateur’s Call for Help Relayed from across the Atlantic
When Richard Tashner, N2EO, of Massapequa, New York, suffered a medical emergency on May 18, his DMR radio was closer than his phone. His call
Read more
Display LCD in applicazioni a basso costo
Ci soffermiamo in questo articolo su un approfondimento della tecnologia DirectDrive di Renesas per la gestione di display LCD con micro di fascia bassa. I progressi tecnologici, da un
Read moreJX0X Jan Mayen. From DXNews.com
JX0X Team planning to be active from Jan Mayen Island, IOTA EU – 022, September – October 2021., JX0X Jan Mayen. From DXNews.com, ,
Read more
MFJ-868B Giant SWR/Wattmeter
MFJ touts the MFJ-868B Giant SWR/Wattmeter as the World’s Largest HF SWR/Wattmeter. The MFJ-868B measures peak, average forward and reflected power and SWR It operates
Read more