Every year, radio amateurs in IARU Region 1 is involved in a special competition weekend dedicated to the UHF, SHF and microwave bands. 2025 will be no exception — IARU Region 1 UHF / SHF / Microwave contest 2025 again promises intensive operation, technical challenges and the possibility to test equipment at extreme frequencies. For the year 2025, the deadline is October 4-5 from Saturday 14:00 to Sunday 14:00 UTC.
Basic parameters and rules
Contestants work in bands VHF from 432 MHz, 1.3 GHz, 2.3 GHz, 3.4 GHz, 5.7 GHz, 10 GHz and above, as possible in CW and FONE modes.
Categories: 432 MHz – Single 432 MHz – Multi
1.3 GHz – Single 1.3 GHz – Multi
2.3 GHz – Single 2.3 GHz – Multi
3.4 GHz - Single 3.4 GHz - Multi
5.7 GHz - Single 5.7 GHz - Multi
10 GHz – Single 10 GHz – Multi
24 GHz – Single 24 GHz – Multi
47 GHz – Single 47 GHz – Multi
76 GHz – Single 76 GHz – Multi
One kilometer of distance covered is equal to 1 point. 1 point is counted for connecting to a station in the locator's own small square. The result gives the sum of the points for the connections. Otherwise, the General Terms and Conditions of VKV races and competitions apply.
Overview of notified stations
| Brand | Locator / QTH | Bands & equipment | Note / OPS |
|---|---|---|---|
| S51ZO | JN86DR | 1296 MHz (1.8m dish, 100W), 2320 MHz (1.8m, 50W), 3400 MHz (1.8m, 20W), 5870 MHz (1.8m, 4W), 10368 MHz (1.2m, 5W), 24048 MHz (0.48m, 0.5W) | Skedy ON4KST |
| HA2D | JN87TB, Kab 650 m ASL | 10 GHz, 24 GHz, 47 GHz | OP: Istvan HA2ML |
| OK2A (OK2KKW) | JO60JJ95OE, Crematorium 1042 m ASL | 432 MHz: multi-directional systems; 1296 MHz: QRO in 240 cm dish; 9 cm: mesh dish; 3 cm: 70 cm dish, 20 W | OPs: OK1DIX, OK1FLY, ON5GS, DH5FS, OK1TEH |
| OK5Z | JN79UE, 688 m ASL | 432 MHz: IC-9700, 75W, 21 el yagi DG7YBN | OPs: OK2ZI, Jolana |
| S53D | JN76BD39OO | 432 MHz: multi-antenna, 1.5 kW | Delta team, QRG 432.195 |
| OK1KKI | JN79NF, Zdesov 609 m ASL | 432 MHz: IC9700, 500W, 11el LFA; 1296 MHz: IC9700, 200W, 67el yagi | OP: OK7PY |
| S50G | JN76JC68OI | 432 MHz: 800W, 2×23el; 1296 MHz: 30W, 2.8m dish; 2320 MHz: 50W, 2.8m dish | OP: S53FO |
| OK2ZR | JN89BO, Studnice 800 m ASL | 432 MHz: IC-9700, 500W, 23el yagi OK5IM | OP: OK2ZR |
| OK1PGS | JN69MX, 675 m ASL | 432 MHz: 100W, 2x20el + LNA | OP: Franta |
| 9A4V | JN95MM, Erdut 186 m ASL | 432 MHz: IC-9700, 4×28el M2, 800W; 1296 MHz: IC-905, 2×52el I0JXX, 200W | 9A4V contest Team |
| YU7Q | KN05AO | 432 MHz: TS-2000, 500W, 2×34 el | — |
| IQ1KW | JN34OP, 1950 m ASL | 432 MHz: 500W, 2×39el + 4×10el; 1296 MHz: 500W, 4.1m dish; 2320 MHz: 300W, 4.1m dish; 5760 MHz: 24W, 2.1m dish; 10368 MHz: 24W, 2.1m dish; 24 GHz: 2.5W, 60 cm dish; 47 GHz: 80 mW, 30 cm dish; 76 GHz: 1 mW, 30 cm dish | IQ1KW contest Team |
| 9A6C | JN73WS | 432 MHz: IC-9700, 500W, LNA, 39el I0JXX | OP: Gogo |
| S50C | JN76JG | 432 MHz: multi-antennas, QRO; 1296 MHz: 200W, 55el F9FT | OP: S53MM and team |
You can add a notice of your activity via https://darkside.cz/qrv.php
Ak ťa mikrovlnné pásma priťahujú alebo hľadáš výzvu nad rámec klasických KV pretekov, IARU UHF/SHF contest 2025 by mal byť jedným z vrcholných cieľov tvojej súťažnej sezóny.