Tag: Attività Radio
New President Walker IV FCC – First Look
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: delboyonline.blogspot.com — 🔗 Leggi l’articolo originale Exclusively revealed on the blog back on 9th May we now have an actual photo of the new President Walker IV FCC AM/FM CB Radio.
New Products Spotlight: More Models of Comet No-Hole Fender Brackets for Mounting Mobile Antennas
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale June 2026 is busting out with fresh amateur radio gear at DX Engineering! Today, we’re featuring a product that makes it incredibly simple to securely mount a mobile antenna for all your on- and off-road communication needs. Comet Antennas No-Hole Fender Brackets (Image/Comet) (Image/Comet) DX Engineering offers nearly 30 of these vehicle-specific truck and SUV mobile antenna brackets that mount without drilling. Comet…
SafecomLink Explores Cross-Band Multi-Station Data Exchanges Over HF
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: daily.hamweekly.com — 🔗 Leggi l’articolo originale The following is a message from SafecomLink: For decades, HF radio ARQ digital modes such as PACTOR has been governed by two “laws” everyone simply accepted: ❌ ARQ is point-to-point. ❌ Both stations must be on the same band with a viable propagation path. BUT what if neither of those limitations were actually true anymore? Imagine: 🔹 A station on 40m having a…
Johnson messenger 123a?
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: worldwidedx.com — 🔗 Leggi l’articolo originale I have a Johnson messenger 123a. I want to test it. How the heck do you hook these things up to 12 volt? I assume the small socket with the tab in it is the positive end. Do I just hook the negative to the chassis on the back of the radio?
Galaxy 2100 frequency counter problem
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: worldwidedx.com — 🔗 Leggi l’articolo originale My prized Galaxy 2100 frequency counter went out. Radio works fine though. I replaced all electrolytics, even scraped out the dried up glue. The rest of the radio also had all the electrolytics replaced. Freq counter board # EPT210010A. Radio stamped Taiwan. On the counter board, 3.2768mhz xtal and 10.6975 mhz xtal oscillating. 8 volt regulator good. Tuning the coil next to the…
Transformer for Tube Amp – Gold or Junk?
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: worldwidedx.com — 🔗 Leggi l’articolo originale We are dismantling an old production line at work, and one of the pieces of equipment had these neat transformers. They are step down to provide power to control circuits and motor power. They have a 600v primary and I was wondering if I could power the secondary with line voltage to use as a step up transformer? Even the little one is…
Adding a VFO to a Pace Sidetalk 1000B
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: worldwidedx.com — 🔗 Leggi l’articolo originale After my successes with adding a VFO to my pair of Midland 13-898Bs I pulled my old Pace Sidetalk off the shelf and started messing with it. Here are some observations: 1. The VFO can be added using the same method as for the Midland. 2. The “standard” sine wave output (1V PP)from the DDS module is insufficient for the Pace. 3. Using…
IARU REGION 3 EMERGENCY COMMUNICATIONS ADVISORY
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: twiar.net — 🔗 Leggi l’articolo originaleProtection of Emergency Frequency Following Major Earthquake in Venezuela 25 June 2026 To: IARU Region…
Your Voice Matters! The Amateur Radio Emergency Preparedness Act Still in Need of Your Support (Video)
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: onallbands.com — 🔗 Leggi l’articolo originale The federal legislation prevents HOAs from enacting restrictive antenna rules. Use the link in the article to send your letters of support. It’s quick, easy, and will make a difference. And please watch the video and spread the word! *** Don’t miss this important opportunity to let your representatives in Washington, D.C. know how homeowner’s association (HOA) antenna limitations negatively impact the vitality…
Venezuela Earthquake — 25th June 2026 Frequency clearance requested
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: iaru-r1.org — 🔗 Leggi l’articolo originaleFollowing the fatal earthquake in Venezuela on Wednesday at 5:04 PM local time (10:04 PM UTC), local radio amateurs have asked that that all amateur radio colleagues in the Americas and the rest of the world protect the following frequency …












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