KB4UF — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving KB4UF, decoded by SO8OO in southeastern Poland. 77 related FT8 messages, observed on 80m, 40m, 20m, across 16 UTC dates. Heard between 2026-05-26 and 2026-08-24.
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 KB4UF worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by KB4UF
Approximate centre of EM90, decoded 2026-07-25 02:44 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 | KB4UF S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 03:30 | 20m | - / - | R7WA | +4 / - | 3 | Partial capture |
| 08-21 03:37 | 20m | - / -12 | UN6LN | +8 / - | 3 | ✓ Closing fragment |
| 08-21 03:29 | 20m | - / -10 | UA6AFS | -12 / - | 3 | Partial capture |
| 07-25 03:03 | 40m | - / - | TK5K | -20 / - | 2 | ✓ Closing fragment |
| 07-25 02:44 | 80m | -12 / - | <...> | - / - | 2 | Partial capture |
| 07-24 06:32 | 40m | - / -14 | OE9DAI | -15 / - | 7 | ✓ Closing fragment |
| 07-22 04:33 | 20m | - / - | R7DX | -8 / - | 3 | Partial capture |
| 07-22 04:31 | 20m | - / - | SP8AJK | -10 / - | 5 | Partial capture |
| 07-22 04:26 | 20m | - / - | IU6SBJ | -10 / - | 2 | Partial capture |
| 06-19 03:19 | 80m | - / - | HB9CXZ | +10 / - | 6 | Partial capture |
| 06-11 02:51 | 20m | - / -9 | YO4NF | +6 / - | 2 | ✓ Closing fragment |
| 06-11 02:49 | 20m | -16 / - | LZ1KU | - / - | 2 | Partial capture |
| 06-09 02:59 | 40m | - / - | F6FHZ | -23 / - | 3 | Partial capture |
| 06-09 02:58 | 40m | - / - | IU8RFW | -11 / - | 3 | Partial capture |
| 06-09 02:55 | 40m | -18 / - | <...> | - / -8 | 6 | Partial capture |
| 06-07 06:04 | 20m | - / - | LA1YKA | -7 / - | 3 | Partial capture |
| 06-05 04:42 | 20m | -8 / - | OJ0Z | - / -15 | 2 | ✓ Closing fragment |
| 06-05 04:37 | 20m | -12 / - | OJ0Z | - / - | 4 | Partial capture |
| 05-30 02:56 | 20m | - / -8 | R6DVV | -12 / - | 4 | ✓ Closing fragment |
| 05-30 02:47 | 20m | -24 / -11 | A93MO | -22 / - | 4 | Partial capture |
| 05-27 04:59 | 20m | - / - | EA5D | -4 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 043330 -14 1562 KB4UF F4JCU JN16 043400 -11 873 KB4UF SP8AJK KO10 043400 -9 2189 KB4UF R7DX KN84 (x3) 032900 -11 707 KB4UF UA6AFS LN05 (x3) 033715 +10 900 KB4UF UN6LN -12 (x2) 033815 -15 2015 KB4UF UN7PNF -12 033845 +7 900 KB4UF UN6LN RR73 033015 +1 1743 KB4UF R7WA LN32 (x3)
UTC dB Audio Message 031915 +11 2435 KB4UF HB9CXZ JN46 (x6) 030145 -23 1137 K2B KB4UF EM90 (x2) 024445 -11 1137 <...> KB4UF EM90 (x2) 015800 -24 1875 KB4UF <...> -02
UTC dB Audio Message 025945 -15 1302 KB4UF IU8RFW JN70 030045 -22 1849 KB4UF F6FHZ JN18 025545 -20 1937 KB4UF <...> -09 032830 -20 1221 KB4UF F5PBG R-20 021615 -8 1171 KB4UF UA4FKT LO23 063245 -21 1587 KB4UF OE9DAI JN47 (x7) 025700 -18 1768 KB4UF TK5K -05 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.