Winter 2023 Hamfest is Colorado’s first Hamfest of the Year! It will be held at The Ranch Events Complex (McKee 4-H building) on January...

On Tuesday, December 27, 2022, the High-frequency Active Auroral Research Program (HAARP) conducted its latest ionospheric experiment of...

Wow! Sunspot numbers up, geomagnetic disturbances down. What could be better? Okay, maybe Solar Cycle 19, but that was 66 years ago and...

Op: F6BWJ Bands: 10M - 80M Modes: CW, PSK & RTTY Qsl Info: Qsl via LoTW Start Date - End Date: Jan 15 - Mar 15 Webpage:...

Two new sunspot groups emerged on December 29, one more on December 30 and another on January 1, then two more on January 5. Solar...

Ops: EY8MM, K4ZW & W9XY Bands: HF Modes: ---- Qsl Info: Qsl via N2OO Start Date - End Date: Jan 14 - Jan 21 Webpage:...

Today most SSB radio operations are not done by officers who graduated an academy but by enlisted sailors like Vanessa Voges, a US Navy...

Cuban radio broadcaster, journalist, and DX-er Arnaldo de Jesús Coro Antich, known to listeners as Arnie Coro, passed away early Jan. 8,...

Ops: JH6WDG (T88AQ), JR6DRH (T88RH) & JA6EGL (T88SM) Bands: 10M & 160M Modes: CW, SSB & DIGI Qsl Info: T88AQ qsl via JH6WDG, LoTW or...

Rocky Wilson, ARES coordinator, walks inside the radio room of the Emergency Operations Center at the Orange County Convention and Expo...

Three of the four new astronauts on February's planned launch of the SpaceX Crew-6 mission to the International Space Station (ISS) are...

Op: N2TSR Bands: 10M & 20M Modes: ---- Qsl Info: Qsl via N2TSR Start Date - End Date: Jan 07 - Jan 15 Webpage:...

The beam has only one feedpoint with 50 Ohm and has an open-sleeve element for 12M 12M: 4,39 dBd 11,5 dB F/B 17M: 4,15 dBd 11 dB...

Ops: OK1BOA, OK1CRM, OK1FCJ, OK1GK, OK2ZA, OK2ZC, OK2ZI & OK6DJ Bands: 6M - 160M + QO-100 Modes: SSB, CW, RTTY , FT8, FT4 & PSK Qsl Info:...

Contest: SKCC Weekend Sprintathon Date: Jan 7, 1200Z to Jan 8, 2400Z Rules: http://www.skccgroup.com/operating_activities/weekend_sprinta...

Op: DD0VR Bands: HF Mode: SSB & CW Qsl Info: Qsl via DD0VR Start Date - End Date: Jan 05 - Jan 13 Webpage: https://www.qrz.com/db/DD0VR

I used the Cushcraft A3 et A4s yagis and soon or later, problems are appearing.. Here are the results of my investigations and repairing...