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Vorstand im Dialog mit den Mitgliedern
Board in Dialogue with Members
DARC members can put questions to the board in an online session on 15 October at 19:30. Access is through the calendar entry on Treff.DARC.
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AMSAT-Symposium 2026 startet in Jacksonville (USA)
AMSAT Symposium 2026 Starts in Jacksonville (USA)
The 44th AMSAT Space Symposium and Annual General Meeting runs 8 to 11 October in Jacksonville, Florida, with talks streamed live. Topics include CubeSatSim, ARISS, FUNcube+, Jovian-1 and 25 years of ISS amateur operation.
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FunkWX - weitere M-Flares möglich
FunkWX - more M-flares possible
The DARC propagation report describes mostly quiet but locally unsettled geomagnetic conditions and moderate solar activity with two minor M-class flares. Further flares are possible, and the ionosphere is slowly returning to normal.
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FunkWX - neuer Sonnenfleck mit Flare-Potential
FunkWX – new sunspot with flare potential
Solar wind speed is elevated at about 510 km/s but expected to ease, with geomagnetic activity mostly quiet to unsettled. A new, increasingly complex sunspot facing Earth could raise flare activity.
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ERMINAZ-2 sendet – nach Bochum und in die ganze Welt
ERMINAZ-2 transmits – to Bochum and the whole world
Three AMSAT-DL PocketQube satellites from Bochum, launched on 1 October, were released from their carrier earlier than planned. ERMINAZ-2U and -2V have sent telemetry, while signals from ERMINAZ-2X are still being searched for.
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FunkWX - Sonnenwind hochgestuft
FunkWX - Solar wind upgraded
Solar wind from a coronal hole is rated strong, with speeds above 500 km/s, and should ease from 6 October. Geomagnetic activity is active to stormy, solar flux is moderate, and HF conditions are disturbed.
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Aktuelle Conteste KW 41/2026
Current contests, week 41/2026
DARC lists the contests running from 5 to 11 October 2026, covering CW, SSB, RTTY and FT8 events from HF to VHF. Entries include the Makrothen RTTY Contest, the Oceania DX Contest and several regional activity evenings.
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Es ist Weltraumwoche!
It's World Space Week!
DARC marks the UN-designated World Space Week, 4 to 10 October, and links it to amateur radio. It points to OSCAR satellites such as AMSAT-OSCAR 7 and QO-100, ARISS contacts with the ISS, and space weather.
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Neue Koordinatoren für den IARU Intruder Watch Service (IWS)
New coordinators for the IARU Intruder Watch Service (IWS)
Harald Geier, DL9NDW, and Paulo Teixeira, CT2IWW, take over as global coordinators of the IARU Intruder Watch Service. They succeed Gaspar Miró, EA6AMM, who stepped down after leading the group since 2024.
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FunkWX am Wochenende
Radio weather for the weekend
A predicted coronal mass ejection only grazed Earth overnight, with no lasting effect on propagation. Geomagnetic activity should stay mostly quiet until stronger solar wind arrives around 4 October (Kp 4–5). Flare risk is very low and DX conditions are usable to good.
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Vortrag: Überraschendes zu Monopol- und Vertikalantennen
Talk: Surprising Facts about Monopole and Vertical Antennas
A talk by Wolfgang, DK2FQ, on monopole and vertical antennas takes place on Treff.DARC on 5 October at 19:00. It uses practical examples to show how such antennas actually behave and which assumptions prove surprising.
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Interview unter dem Turm #96: Lars Weiler, DC4LB, über das DARC LAB auf der HAM RADIO
Interview under the Tower #96: Lars Weiler, DC4LB, on the DARC LAB at HAM RADIO
Episode 96 of the DARC video series features Lars Weiler about the DARC Lab stand at HAM RADIO 2026. Visitors could use 3D printers, soldering stations and measuring equipment to work on technical projects.
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Interview unter dem Turm #96: Lars Weiler, DC4LW, über das DARC LAB auf der HAM RADIO
Interview Under the Tower #96: Lars Weiler, DC4LW, on the DARC LAB at HAM RADIO
In episode 96 of its video series, DARC speaks with Lars Weiler, DC4LW, who staffed the DARC Lab stand at HAM RADIO 2026. Visitors there could work on technical projects using 3D printers, soldering stations and test equipment.
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FunkWX - Magnetstürme möglich
FunkWX - Magnetic storms possible
A coronal mass ejection may graze Earth soon, possibly raising geomagnetic activity to unsettled or active with minor G1 storms. Fast solar wind from a coronal hole is also expected on 4 October.
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Deutschland-Rundspruch 39/2026, 40. KW
Germany Bulletin 39/2026, Week 40
The DARC weekly bulletin covers the Bundesrat's fifth amendment to the frequency ordinance, an ARRL look at RADE, ISS SSTV images, SAQ's October 24 transmission, a Kamen radio market and contests.
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Vorsicht bei Einfuhr von Geräten aus Russland – aktuelle Einfuhrbeschränkungen beachten
Caution when importing equipment from Russia – observe current import restrictions
DARC warns that importing equipment from Russia can bring trouble under EU sanctions. A buyer of a 23 cm EME amplifier bought in 2023 has been contacted by customs investigators, even though it was hobby use.
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Crossover-SAT-Transponder 29 MHz USB => 435 MHz FM
Crossover satellite transponder 29 MHz USB to 435 MHz FM
AMSAT-EA's small HADES-L satellite carries a crossover transponder with a 28.472 MHz USB uplink and a 436.665 MHz FM downlink, plus a digital voice beacon and radiation experiments. It is slated to launch on SpaceX's Transporter-18 rideshare.
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Starttermin für ERMINAZ-2-Satelliten steht fest
Launch date set for ERMINAZ-2 satellites
Three AMSAT-DL PocketQube satellites, ERMINAZ-2U, 2V and 2X, are set to launch on 1 October 2026 at 18:18 UTC aboard Falcon 9 on Transporter-18. They carry telemetry, image transmission and a digipeater, with IARU-coordinated frequencies.
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DARC-Seminar „Smithdiagramm und Netzwerkanalysator“ am 23.–24. Oktober
DARC Seminar "Smith Chart and Network Analyzer" on 23–24 October
DARC holds a seminar on Smith charts and network analyzers at the Baunatal amateur radio center on 23–24 October. DK5HH leads it, and the €205 fee includes one hotel night and meals.
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SSTV-Bilder von der ISS im Zeitraum 2. bis 6. Oktober
SSTV images from the ISS, 2 to 6 October
ARISS schedules SSTV transmissions from the ISS from 2 to 6 October, the first of Expedition 75, as series 33. Images use Robot 36 on 437.550 MHz, with a theme of student education, and can be submitted to a gallery.
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52. Funktionsträgerseminar im Amateurfunkzentrum Baunatal
52nd Officers' Seminar at the Baunatal Amateur Radio Centre
DARC held its 52nd basic seminar for local-club officials at the Baunatal amateur radio centre from 28 to 30 September. Topics include club administration, finances, elections and press work, plus tours and evening workshops.
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SAQ geht am 24. Oktober wieder auf Sendung
SAQ goes on the air again on 24 October
The Grimeton VLF transmitter SAQ returns to the air on 24 October for UN Day, on 17.2 kHz, with a peace message at 13:00 UTC. Tests are planned 23 October, and club station SK6SAQ operates on several HF frequencies.
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WDR-Aktionstag am 3. Oktober: Türen auf mit der Maus
WDR Action Day on 3 October: Doors Open with the Mouse
Germany's WDR open-doors day on 3 October, themed small wonders, offers clubs a chance to show amateur radio to the public. A map of participating locations is on the event website.
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Bundesrat beschließt 5. Änderung zur Frequenzverordnung
Bundesrat approves fifth amendment to the frequency ordinance
Germany's Bundesrat has approved the fifth amendment to the frequency ordinance, a step toward restoring amateur access to the 4 m band. Publication, frequency plan updates and a BNetzA allocation must follow, so use from 1 January 2027 is not assured.
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Aktuelle Conteste KW 40/2026
Current Contests, Week 40/2026
DARC's list of contests for calendar week 40, 28 September to 4 October, includes Oceania DX Contest (SSB), the IARU Region 1 UHF/Microwave Contest, ON Contest, Russian Digital Contest and several CW activity sessions.
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Ausbreitungsvorhersage für 10/2026
Propagation forecast for October 2026
DARC's October forecast expects good HF conditions, with 10, 12 and 15 m often open and 20 and 40 m reliable for DX. It uses a smoothed sunspot number of 75; strong geomagnetic storms could degrade conditions.
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JTTY — schneller, empfindlicher Tastatur‑Digimode für Contest & Chat
JTTY — fast, sensitive keyboard digital mode for contests and chat
WSJT-X 3.2.0-rc1 introduces JTTY, a keyboard-to-keyboard digital mode for contest exchanges and chat. It uses 4-tone GFSK, about 127 Hz bandwidth, and offers better sensitivity than RTTY.
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Interview unter dem Turm #95: Raphael Engel über sein „Jugend forscht“-Projekt
Interview under the Tower #95: Raphael Engel on his Jugend forscht project
DARC's video series features Raphael Engel, who built a programming language that handles physical units such as grams and meters. He is interviewed about his Jugend forscht project at HAM RADIO 2026.
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Deutschland-Rundspruch 38/2026, 39. KW
Germany news bulletin 38/2026, week 39
The DARC weekly news bulletin reports adoption of DARC's HF proposals at the IARU Region 1 plenary, renewed press attention for AMSAT OSCAR-7, a call for ARDC volunteers, a seminar, contests and propagation news.
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27. IARU-R1-Generalkonferenz in Wien beendet
27th IARU Region 1 General Conference in Vienna concluded
The 27th IARU Region 1 General Conference in Vienna has ended, with over 120 delegates. A new Executive Committee was elected, with Hans Blondeel Timmerman, PB2T, as president.
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IARU R1-Plenarsitzung: C4-Anträge des DARC angenommen
IARU R1 Plenary: DARC C4 Proposals Adopted
At the IARU Region 1 plenary in Vienna, both DARC proposals passed: widening 10 m FM channels in the band plan from 6 to 10 kHz, and encouraging work toward extending 40 m to 7300 kHz.
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Stiftung ARDC sucht Freiwillige für das Jahr 2027
ARDC Foundation Seeks Volunteers for 2027
Amateur Radio Digital Communications is seeking volunteers for 2027, with applications open until 30 October. Five committees still have vacancies.
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Vortrag: Anwendung der CAT-Schnittstelle mit Beispielen für Raspberry Pi und ESP32
Talk: Using the CAT Interface, with Examples for Raspberry Pi and ESP32
A talk on 24 September at 19:00 on Treff.DARC covers using the CAT interface with Raspberry Pi, PC and ESP32 in Python, with examples on the IC-705, Elecraft KXPA and Yaesu FT-710.
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Wavelog für Clubstationen: Jetzt richtig einrichten
Wavelog for Club Stations: Set It Up Properly
DARC offers an online training on Treff.DARC on Tuesday 22 September 2026 at 20:00 about setting up Wavelog for club stations, including user roles and separate station logbooks.
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Mitgliederversammlung im Distrikt W: Vorstand bestätigt
District W General Meeting: Board Confirmed
DARC District W re-elected its board at its 19 September 2026 meeting, led by DK1DSA, and presented awards including the district badge of honour to DL6MRA for long service as webmaster.
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Aktuelle Conteste KW 39/2026
Current Contests, Week 39/2026
DARC's contest calendar for 21–27 September 2026 includes the CQ WW RTTY DX Contest, YU DX Contest, RSGB Autumn digital series, AGCW-DL VHF/UHF and several weekly activity events.
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Spanische Amateurfunkmesse Iberradio am 19. September
Spanish amateur radio fair Iberradio on 19 September
The Spanish society URE holds the Iberradio amateur radio fair on 19 September in Ávila, with up to 2000 visitors expected. It includes a flea market, dealers and a lecture programme.
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Deutschland-Rundspruch 37/2026, 38. KW
Germany Bulletin 37/2026, week 38
DARC's weekly bulletin 37/2026 covers the continuing debate over AST Bluebird satellites and the 430–440 MHz allocation. It also reports ISAR launching two satellites for amateur bands, a new Berlin district board, and contest and propagation news.
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Neuer Distriktsvorstand in Berlin (D) gewählt
New district board elected in Berlin (D)
DARC's Berlin district elected Jens Engelmann, DL7AUO, as chair on 12 September, succeeding DL7BMG. Three deputies were also chosen: DL7USM, DF3EI and DL9SAU.
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Neu als Funkamateur – der Podcast dazu
New as a radio amateur – the podcast
DO4HHK, who passed the Class E exam in June 2026, records a weekly podcast about starting out in the hobby. Topics so far include awards, DMR, FT8, antennas and choosing a first radio.
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Wavelog@DARC erhält Bugfixes im Rahmen der Versionspflege
Wavelog@DARC receives bugfixes in version maintenance
The DARC web logbook, based on Wavelog, moves to version 3.2.2 with fixes for LoTW and DCL uploads and the contest module. It adds a new colour theme, and WaveLogGate also has an updated release.