Compact Design and Reliable 5W RF Power Output (Selectable 5W/ 2.5W/ 1W/ 0.3W) C4FM Digital V/D Mode, Voice FR Mode, Data FR Mode and Conventional
Read moreMese: Gennaio 2020
Testing Baofeng Harmonics & Is Ham Radio Interest Declining?
News Barry Shelley, N1VXY, to Become ARRL Interim CEO January 19, 2020 No comments At its meeting this weekend, the ARRL Board of Directors did
Read moreEpidemia zombie: c’è qualcosa di reale?
Avete mai pensato di potervi trovare in una situazione reale di epidemia di zombie? Avete mai pensato come si potrebbe svolgere una storia simile se
Read moreBluetooth vs. BLE: differenze, pro e contro
Bluetooth Low Energy. Negli ultimi anni si è intensificata la necessità di trovare un sistema che fosse meno esoso in termini di energia rispetto al
Read moreCompressione dati con l’algoritmo di HUFFMAN
Nulla si crea e nulla si distrugge; in effetti, per trasferire contenuti di tipo multimediale si fa riferimento a politiche di compressione al fine di ottimizzare l’enorme
Read moreUpcoming Space Station Contact
An educational radio contact is planned with Ontario Science Centre, Toronto, Canada via telebridge IK1SLD Ground Station located in Casale Monferrato (AL), Italy. The ISS
Read morePROPAGATION ALERT: Massive High Pressure Over UK
If the guys at the Met Office have their calculations correct it looks like the UK and Europe are set for a very intense area
Read moreReducing the noise from my camper’s LED lights
App – Mobile Learn Morse Code in Minutes A Day [ APP ] December 18, 2019 No comments – Learn Morse Code with different modes
Read moreMicrochip semplifica la sicurezza IoT hardware-based con soluzioni di pre-provisioning
Con il proliferare del numero e dei tipi di dispositivi connessi, la frammentazione del mercato e le vulnerabilità in termini di sicurezza presenti nell’Internet of
Read moreBelka-DSP radio receive
The Belka-DSP radio receiver is designed to receive radio stations with amplitude, frequency and single-band modulation, as well as telegraph signals at short waves in
Read moreSolid Delta loop for 20m band
Delta loop Antenna Boom length: about 7m, projection on the ground 4m per arm Mounts on mast from 40 to 50mm, 60mm optional. suggested height
Read moreHigh Speed Telegraphy Competitions Set
The 17th International Amateur Radio Union (IARU) High Speed Telegraphy (HST) World Championship will take place August 20 – 24 in Ulaanbaatar, Mongolia. Europe’s
Read moreARRL’s newest podcast!
ARRL’s newest podcast! The first issue of On the Air magazine has been released and Becky Schoenfeld, W1BXY, provides an overview of what’s inside. The
Read moreLog4OM V2
Log4OM V2 Here a brief list of Log4OM v2 features. Software capabilities can fully be discovered only using it during your daily activity. Accurate call sign
Read moreSmart Contract: Cosa sono?
Immaginate di prendere il treno per un appuntamento importante. Durante il viaggio però, avete la sfortuna di accumulare ritardo. Immaginate di ricevere un rimborso immediato, non contestabile,
Read moreConvertitore DC/DC con TPS62204
La progettazione di un convertitore DC/DC da utilizzare in un dispositivo portatile richiede uno studio molto accurato per massimizzare l’efficienza e allungare cosi la vita delle batterie. La maggior
Read morePuerto Rico Earthquake Relief Effort Continues, with Help from Ham Radio
In Puerto Rico, Amateur Radio Emergency Service (ARES) volunteers continue to operate from the American Red Cross distribution center in Yauco — one of the
Read moreARRL On the Air Podcast Premieres on January 16
ARRL’s new On the Air podcast for those just getting started on their amateur radio journey, will debut this Thursday, January 16, with a new podcast posted
Read more$100 Spectrum Analyzer with the SDRPlay
Antenna 6M-F Magnetic Loop December 28, 2019 No comments A 50~54 mHz high performance, CNC manufactured, all aluminum magnetic loop antenna. At only 18 inches,
Read moreEliminate Interference with the MFJ-1026 Noise Canceller
Wipe out noise and interference before it gets into your receiver with a 60 dB null! Eliminate all types of noise — severe power line
Read moreIoT è chi IoT lo fa: comprendiamo gli strumenti
Nello scorso appuntamento ci siamo occupati di comprendere cosa voglia dire iniziare la prototipazione in ambito IoT. Inquadrare le specifiche tecniche e progettare in maniera
Read moreGermany Special Event Recognizes Anniversary of SDR Development
The Deutscher Amateur Radio Club (DARC) this year is honoring 35 years of software-defined radio (SDR) technology with special call sign and special DOK. “In
Read moreTragic Drowning Cuts Short DXpedition to Rotuma – 3D2AG
DXer Antoine “Tony” N’Yeurt, 3D2AG, reported over the weekend that his 11-year-old son had died in an accidental drowning in Rotuma. 3D2AG had been active
Read moreGuida Autonoma: Come funziona?
Se tornassimo indietro di trent’anni, la guida autonoma sarebbe vista come fantascienza. Eppure, grazie alle tecnologie presenti è diventata una realtà. La guida autonoma non è
Read moreLinear Amplifier Design con LT1991/95/96
Gli amplificatori integrati LT1991, LT1995 ed LT1996 di Linear Technology integrano, al loro interno, una serie di resistori che consentono di configurarne la topologia (differenziale, invertente o non invertente) ed il guadagno attraverso opportune connessioni
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