Author: iz4wnp

Lo Schmitt-trigger è uno dei circuiti più utilizzati in elettronica. Questo articolo spiegherà brevemente perché. Inoltre, ci aiuterà ad utilizzare questa funzionalità anche quando abbiamo…

XR0YSP Team will be active from Easter Island, IOTA SA – 001, 15 – 30 September 2020., XR0YSP Easter Island. From DXNews.com, ,

TT8RR and TT8XX Team will be active from Chad, 29 September – 12 October 2020., TT8RR TT8XX Chad. From DXNews.com, ,

TO5T Team will be active from Ile Aux Marins, IOTA NA – 032, Saint Pierre and Miquelon, 10 – 17 August 2020., TO5T Ile Aux…

Shabu, M0KRI will be active as 5X1RI from Uganda during two weeks end of July – Mid August 2020., 5X1RI Uganda. From DXNews.com, ,

Rich, M5RIC will be active as PJ4/M5RIC from Bonaire Island, IOTA SA – 006, 22 – 29 September 2020., PJ4/M5RIC PJ4CC Bonaire. From DXNews.com, ,

FlexRadio Systems announces the immediate availability of SmartSDR v2.4.10 SmartSDR v2.4.10 is a special “interim” release.  This release is intended primarily only for users who…

News New IARU Electromagnetic Compatibility (EMC) Coordinator Appointed June 30, 2020 No comments The International Amateur Radio Union (IARU) Administrative Council has appointed Martin Sach,…

The International Amateur Radio Union (IARU) Administrative Council has appointed Martin Sach, G8KDF, as global Electromagnetic Compatibility (EMC) Coordinator, succeeding Tore Worren, LA9QL. “EMC is a…

Bands and Modes All HF bands will be in play, including the WARC bands, with the exception of 60 meters. Simplex on 2 meters and 6…

“This year’s ARRL Field Day adventure had me camping in the Flambeau River State Forest located in Northwestern Wisconsin and running as a 1-Bravo station….

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…

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…

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…

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…

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….

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…

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…

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…

Video:YouTube/Paul McGee M0WNU Paul takes a look at the Thunderpole T-800 radio…..

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…

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…

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…

Uwe, DL8UD will be active as TO5O from Martinique Island, IOTA NA – 107 in RSGB IOTA Contest, 25 – 26 July 2020., TO5O FM/DL8UD…