SZ1A Wins First Place Worldwide in the 2025 Makrothen RTTY Contest
SZ1A’s Victory in the 2025 Makrothen RTTY Contest, Earning First Place Worldwide From CQ WW to Makrothen: An Idea That Became Reality After achieving an excellent score in the CQ WW RTTY contest during the […]
CQ WW RTTY 2025 – SZ1A Roars Back into Action with RTTY!
The SZ1A Team Kicks Off the Season with an Impressive RTTY Performance! Contest Review by SV1DPI When Plans Don’t Match Reality Sometimes we plan things as best as we can, and everything goes wrong. Other […]
CQ WW DX SSB 2025: The World’s Biggest Ham Radio Event is THIS WEEKEND
CQ World Wide DX Contest SSB 2025 Dates & Time: 00:00 UTC, October 25 (Saturday) – 23:59 UTC, October 26 (Sunday), 2025 Exchange: RS report (59) and CQ Zone Bands: 160, 80, 40, 20, 15, […]
Expedition to Mount Perganti: Restoring the R2 Repeater and Taking On VHF Field Day 2025 from the Summit
Revival at Mt. Perganti, where the R2 repeater came back to life and our passion for VHF contesting was reignited Our return to Mount Perganti brought the legendary R2 repeater back to life and rekindled […]
A Visit to the SZ1A Club Station – My Personal Highlight in Greece
Introduction My name is Panagiotis (DL6PS), and together with my YL Samara (DO1SCS), we live in Nuremberg, Germany. In addition to our interest in astronomy, we recently discovered the fascinating world of amateur radio. What […]
CQ WW RTTY 2025 This Weekend – Team SZ1A Kicks Off Contest Season Action!
CQ WW RTTY 2025 This Weekend – Team SZ1A Kicks Off Contest Season Action! It’s time for CQ WW RTTY! This weekend, the SZ1A contest station will be on the air, giving out 599 20 […]
What is Dynamic Range?
What is the Dynamic Range of a Receiver? Since the term dynamic range is often used when discussing the performance of a receiver, it is important to clearly understand what it refers to and its […]
Upgrading Our RF Infrastructure: The Search for Better Connectors
Discovering The Problem Over the years, as we’ve continued to develop and improve our contest station here at SZ1A, one issue kept surfacing: the patch cables in our RF signal chain were a consistent point […]
SX17ASTRO On the Air for the 17th National Amateur Astronomy Camp
We are pleased to announce that the special callsign SX17ASTRO will be active from Friday, July 25th to Friday, August 8th, 2025, in celebration of the 17th National Amateur Astronomy Camp (Π.Ε.Ε.Α.), which will take […]
SX9G – Gavdos Island, EU-187: An International Amateur Radio DXpedition
From July 24 to 29, 2025, a multinational team of amateur radio operators will activate Gavdos Island using the special callsign SX9G, participating in the global IOTA (Islands On The Air) contest during the weekend […]