RU4H — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RU4H, decoded by SO8OO in southeastern Poland. 34 related FT8 messages, 7 CQ messages, observed on 40m, 20m, 10m, across 9 UTC dates. Heard between 2026-05-22 and 2026-08-17.
These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.
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Overview
Frequent QSO partners observed at SO8OO
Stations RU4H worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RU4H
Approximate centre of LO53, decoded 2026-08-21 10:11 UTC. A transmitted locator is not proof of the operator's permanent location.
Observed FT8 exchanges
S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.
| Time UTC | Band | RU4H S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-21 10:08 | 20m | -14 / - | OJ0YL | - / - | 6 | Partial capture |
| 08-11 17:28 | 10m | - / -2 | EA8UP | -8 / - | 2 | ✓ Closing fragment |
| 08-10 13:26 | 20m | -20 / - | <...> | - / - | 2 | Partial capture |
| 07-28 15:47 | 20m | -20 / - | TF4M | - / -7 | 4 | Partial capture |
| 07-10 17:00 | 20m | -23 / -17 | EA8UP | -9 / -24 | 5 | ✓ Full exchange observed |
| 06-20 17:33 | 20m | -9 / -9 | DF8TN | -10 / -14 | 17 | ✓ Full exchange observed |
| 06-01 13:17 | 20m | - / -11 | UB6OAJ | 0 / - | 2 | Partial capture |
| 06-01 13:15 | 20m | -1 / - | T31TTT | - / -26 | 3 | ✓ Closing fragment |
| 06-01 13:12 | 20m | +2 / - | OJ0Z | - / +2 | 3 | ✓ Closing fragment |
| 05-30 15:24 | 40m | - / -11 | RV6F | -21 / - | 3 | ✓ Closing fragment |
| 05-26 14:48 | 20m | +6 / - | T31TTT | - / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 154845 -19 2203 TF4M RU4H LO53 (x2) 132615 -18 1678 <...> RU4H LO53 (x2) 165515 -17 1515 CQ RU4H LO53 (x3) 165700 -16 1516 RU4H US1EA KN78 165715 -21 1516 RD0L RU4H RR73 100845 -16 1907 OJ0YL RU4H LO53 (x6)
UTC dB Audio Message 172830 -8 1212 RU4H EA8UP -02 (x2) 101800 -13 1029 RU4H <...> -12
UTC dB Audio Message 152145 -21 1928 RU4H RL3QGD KO91 152445 -22 1472 RU4H RV6F R-11 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.