📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale DX Engineering is adding new products to its website every day. How can you keep up? Take a few minutes to watch DX Engineering’s Michael Murphy, KI8R, highlight a diverse selection of the latest gear available at DXEngineering.com. The video covers new digital switching power supplies, Yagi antennas, all-band emergency radios, HF amplifiers, multiband wire antennas, equipment dust covers, and more from some…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale July 2026 is a big month for the United Kingdom and amateur radio. Here are a few highlights to mark on your calendar. *** After more than three years of planning, significant support from the amateur radio community, and enough volunteers to fill all the holes in Albert Hall, the 2026 World Radiosport Team Championship (WRTC) is set to take place July 8-13…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale The 2026 FIFA World Cup runs until July 19, so there’s still plenty of time to get your fill of the planet’s most popular sport and enjoy some fun on the air while you’re watching your favorite team. Soccer, or football, stands as the giant of global sports, with a fanbase close to four billion. Its worldwide reach is as jaw-dropping as a…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: worldwidedx.com — 🔗 Leggi l’articolo originale I’ve got what I call a pride puzzle! It was given to me by a good friend. And I’m really a fan of these dx300 amplifiers so I must bring it back to life! So far here is what it’s missing or will need. Missing both transformers. Missing plate choke. Missing meter. Missing main relay socket on the burnt up input board! So…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: worldwidedx.com — 🔗 Leggi l’articolo originale One of the original XFORCE Magnaforce 350 Amps in nice condition. Was owned by a member on the forum and I talked him into selling it to me to replace one I sold. I ended up selling my vehicle and didn’t put this amp in the new truck. Was holding on to this for years as I loved these amps so much but…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: amateurradio.com — 🔗 Leggi l’articolo originaleThe Remarkable, but Relatively Unsung Achievement of Integrating FreeDV RADE Into FlexRadio FreeDV RADE is a voice mode that is more spectrally efficient than Single Sideband (SSB) and it’s more reliable than SSB. Zero Retries ITU corporation acquires Ameritron and Mirage RF amplifier ITU acquires two additional premier Amateur Radio and communications brands from MFJ […]

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale DX Engineering is excited to now offer the A/B Station Selector Interlocked Coaxial Relay—a drop-in replacement for the legacy Top Ten Devices A/B Station Selector. DX Engineering acquired Top Ten Devices in 2021. (Image/DX Engineering) TheA/B Station Selector is designed for two-station multi-operator or Single Operator Two Radio (SO2R) contesting from 160 through 6 meters. Two radio inputs and one output for an amplifier,…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale What better way to honor America’s 250th anniversary than by making QSOs with stations in the original 13 colonies? We can’t think of any at OnAllBands, so grab some sparklers, blast your preferred Sousa march, put on your favorite tri-cornered hat, and get ready for some serious star-spangled fun on the air! 13 Colonies (July 1-7, 2026) is the perfect fusion of history and…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale Today’s OnAllBands QSL card post spotlights upcoming activations from Armenia and Easter Island. As always, we’re showcasing QSL cards from our featured locations—all of them earned by the active operators at DX Engineering. Need help boosting your DXing capabilities? Contact the friendly and knowledgeable team at DX Engineering, who have a combined 1,000-plus years of experience making contacts with stations across town and…

📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: it.emcelettronica.com — 🔗 Leggi l’articolo originale Le prestazioni RF di un amplificatore a basso rumore (LNA – Low Noise Amplifier) dipendono essenzialmente dalla frequenza, polarizzazione e dissipazione di potenza, stabilità, adattamento dell’impedenza d’ingresso e di uscita, piani di massa del PCB, schermatura elettromagnetica, disaccoppiamento dell’alimentazione, temperatura. In questo articolo del Corso di Elettronica Applicata descriveremo il progetto di un LNA che può essere utilizzato come amplificatore d’antenna a 144…