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IARU at HAM RADIO 2025

The International Amateur Radio Union (IARU) is excited to announce its participation at HAM RADIO 2025, set to take place from June 27 to June 29, 2025. This event will bring together amateur radio enthusiasts from around the world, continuing its tradition as one of the most anticipated gatherings in the global amateur radio community.

At HAM RADIO 2025, IARU will once again feature three key zones in hall A1:

  • IARU Main Booth — A central hub for engaging with IARU volunteers
  • IARU Youth Booth — Learn more about our activities and initiatives to support young operators around the world. It will also serve as a meeting point for young radio amateurs to connect and exchange experiences. In addition to the scheduled events, we are also bringing back the traditional Off Air Contest—a fun and engaging challenge where participants simulate contest operations without using any radios. Sounds easy? There’s always a surprise or two, like unexpected SSTV signals or someone tuning up their amplifier! We warmly invite everyone to visit the Youth Booth — whether you’re curious about our work, want to get involved, or just wish to say hello.
  • IARU Innovation Zone — Showcasing the latest technologies, open-source innovations, and open discussions and demos about the future of our hobby. Learn more on what to expect in this press release.

In addition to these booths, IARU is organizing a series of main events on the HAM RADIO stage:

  • Friday, June 27:
    • 12:00 – 12:30: VHF+ Prize Ceremony
    • 13:00 – 14:00: DYM & YOTA Contest Prize Ceremony
  • Saturday, June 28:
    • 15:30 – 16:15: YOTA Flag Ceremony

Further meetings and discussions will take place in designated meeting rooms:

  • Friday, June 27:
    • 12:00 – 16:00: Emergency Communications (EMCOMM) – Admin Building, 5th Floor
    • 16:00 – 18:00: International Meeting – Room: Liechtenstein
  • Saturday, June 28:
    • 10:00 – 12:00: Youth Committee – Room: Liechtenstein
    • 12:00 – 14:00: EMC – Room: Schwarzwald

As the event approaches, we will continue updating this schedule, ensuring all attendees receive the latest information.

“Photo: Messe Friedrichshafen“

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Content Creators at the IARU Innovation Zone during HAM RADIO 2025


If you are a content creator with a focus on radio related topics, don’t miss the opportunity to meet your audience in person during the HAM RADIO fair in Friedrichshafen. The IARU Region 1 provides a platform on its booth for you to present your channel, your podcast, or whatever content you create, throughout the whole fair. While we are running on a schedule, so that you can inform your audience when you will be present at the booth, there will also be a more general content creators meet & greet on friday at 13:00 on the IARU R1 Innovation Zone.

Don’t miss this opportunity and reserve your personal time slot. Consider joining the meet & greet on friday. Contact opensource@​iaru-​r1.​org for details and all questions.

If you are a content consumer, take this great opportunity to meet your favourite content creator in person and discover new channels you might not even have heard about before.

See you at the IARU Region 1 Innovation Zone in Friedrichshafen!

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IARU Innovation Zone @ HAM RADIO 2025

Don’t miss out on the activities in the IARU Innovation Zone at HAM RADIO 2025. Check out the New posts and under Events…


🔧📡 Technology Working Group @ HAMRADIO Friedrichshafen

Discover the future of amateur radio – live in the INNOVATION ZONE! (Stand A1-472)

The Technology Working Group (TWG) and the Open Source Project Coordinator of IARU Region 1 invite you to experience the most exciting developments in amateur radio firsthand! At HAMRADIO 2025, we will showcase the latest technologies, bold open-source innovations, and open discussions about the future of our hobby at the INNOVATION ZONE.


💡 What to Expect:

  • Wideband HF & IP over Shortwave – 120 kbit/s via HF, STANAG 5066 & SDR
  • AI in Amateur Radio – From contest robots to SSB skimmers and noise cancelling
  • LoRa Mesh & Emergency Communication – Resilient networks for EMCOM and disaster relief
  • Citizen Science Projects – Measure, observe, and build knowledge together
  • Satellite Launch & Telemetry Reception – From CubeSAT to SatDump
  • HamserverPi with SIP telephony & private IP networks on amateur frequencies
  • Open Source Software – From the community, for the community
  • ZigRadio
  • OpenRTX – Free and open-source firmware for amateur radio
  • TRX-control – Full control of your transceiver via software
  • MMDVM Relays – Open source multi-mode digital voice modem
  • FreeDV RADE Project – Machine-learning-powered vocoder for HF

🤖 Interactive Demos & Live Tech

Visit our demo zone and experience:

  • Messaging via LoRa over GEO satellites (QO-100)
  • Wildlife tracking and Skywarn with SDR
  • AI-controlled contest station & antenna diagnostics
  • FreeDV over HF with the RADE machine learning codec
  • State-of-the-art EMCOM with SIP via HAMNET
  • Satellite decoding via SDR and smartphone
  • Live open-source projects: OpenTRX, TRXcontrol, MMDVM, ZipRadio and more!

🎙️ Social Media Corner

Meet the leading YouTubers and influencers from the Amateur Radio world live at the IARU Innovation Zone booth.


🎙️ Discussions & Exchange

The TWG is an open lab of ideas – join us for conversations about:

  • The future of amateur radio in the era of AI and open source
  • Synergies with youth, EMCOM, satellites, and GNU Radio
  • Open innovation, citizen science, and resilience

🎯 Be there – bring your ideas, your knowledge, and your energy!
📍 INNOVATION ZONE Booth – Stand A1-472, Friedrichshafen Expo
📅 HAMRADIO 2025 – Experience the IARU Technology Working Group live


Contact:

Mike Zwingl, OE3MZC, Chair IARU-R1 Technology Working Group
Email oe3mzc@​icssw.​org

Marc Balmer, HB9SSB, Open Source Coordinator IARU-R1
Email: hb9ssb@​iaru-​r1.​org

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HamConBe

The HamConBE 2025 Conference is the Belgium’s premier forum for engineers, scientists, radio amateurs, researchers, and students to exchange ideas on advancements in radio technology and beyond. Admission to the Conference is free, but registration is mandatory.

Where: KU Leuven, Campus Arenberg III “Quadrivium” Celestijnenlaan 200, 3001 Leuven
When: Saturday 26th of April 2025

All details here: https://​hamcon​.be/

Program:

Amateur Radio (non-technical)

  • 20 years of Digital voice (NL) (Patrick, ON4PN)
  • Radiosports: the competitive side of ham radio (Franki, ON5ZO)
  • Ham radio as a tool: promoting amateur radio in the science and hacker/maker communities (Kristoff, ON1ARF)

Radio-Technology (technical)

  • Mains pollution by electronics-generated harmonics, consequences and mitigation (Thierry, ON5TE)
  • The issues with SDR (Morgan, ON4MOD)
  • Tracking of the Asian hornets with BLE and SDR (Gilles Callebaut/Jan Van Moer, KU Leuven Campus Gent / Van Moer Consultancy)
  • Meshtastic (Thijs (@GUVWAF), Meshtastic Project)

Radiotechnology in science and space

  • Ham radio beacons aboard pocket-qube satellites for investigating sporadic E in the ionosphere (Jurgen Vanhamel, ON5ADL, TU Delft / KU Leuven)
  • Radioastronomy: An Introduction (Bernard, ON4CGX)
  • Introduction to Weather Radar: principles, challenges and applications (Maarten Reyniers, KMI)

Workshop

  • Building a TinyGS Station (Jeffrey Roe, EI7IRB)

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M17 Conference 2025 in Poland, September 6 – 7 (Sat-Sun)

The M17 Foundation is pleased to inform that the M17 Conference 2025 will take place on 6 – 7 September, in Nowy Dwór Mazowiecki, Poland. The main topic will be open-source software and hardware development in the amateur radio realm, with the emphasis on M17 and all the solutions around it. Any topic that might be interesting to the ham radio community is welcomed!

The venue is located very conveniently, just 40km from Warsaw, and a stone’s throw from the Warsaw-Modlin airport. The event will be a combination of technical talk sessions and exhibitions. Admission is free.

Speakers and exhibitors are required to register. The registration form is available through the link below.

More info: https://​m17foundation​.org/​m​1​7​-​c​o​n​f​e​r​e​n​c​e​-​2​025

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