DS4DBF — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving DS4DBF, decoded by SO8OO in southeastern Poland. 103 related FT8 messages, observed on 40m, 20m, 10m, across 20 UTC dates. Heard between 2026-05-31 and 2026-08-21.
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 DS4DBF worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by DS4DBF
Approximate centre of PM34, decoded 2026-08-21 13:35 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 | DS4DBF S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-21 13:28 | 20m | - / - | M9KJY | -3 / - | 9 | Partial capture |
| 08-21 13:26 | 20m | -14 / - | K9SQ | - / - | 2 | Partial capture |
| 08-21 13:17 | 20m | -13 / - | N5IF | - / - | 2 | Partial capture |
| 08-21 13:04 | 20m | - / - | RA4ABH | +1 / - | 3 | Partial capture |
| 08-21 13:01 | 20m | - / - | RA3ZH | -2 / - | 4 | Partial capture |
| 08-21 12:53 | 20m | - / - | OK2CNI | +10 / - | 5 | Partial capture |
| 08-21 12:49 | 20m | - / - | DL6EL | +10 / - | 3 | Partial capture |
| 08-21 10:47 | 20m | - / 0 | K6ND | -11 / - | 2 | ✓ Closing fragment |
| 08-20 12:52 | 20m | - / -15 | SV3GKU | 0 / - | 2 | Partial capture |
| 08-20 12:48 | 20m | - / - | OH2XO | -10 / - | 5 | Partial capture |
| 08-18 11:47 | 20m | - / - | EW4DX | -5 / - | 7 | Partial capture |
| 08-16 21:24 | 20m | - / - | EA3HKD | -12 / - | 2 | Partial capture |
| 08-09 21:35 | 40m | - / -17 | OH0ERF | -15 / - | 2 | Partial capture |
| 08-02 20:45 | 20m | - / -11 | 4L7T | -2 / - | 2 | ✓ Closing fragment |
| 08-02 20:36 | 40m | - / - | RC1C | -23 / - | 4 | Partial capture |
| 07-21 20:59 | 20m | - / -11 | UA6ADU | -6 / - | 4 | Partial capture |
| 07-21 20:57 | 20m | -20 / - | TJ1GD/P | - / - | 2 | ✓ Closing fragment |
| 07-14 20:31 | 20m | -10 / -6 | EA4T | -7 / +4 | 4 | ✓ Full exchange observed |
| 07-08 04:11 | 20m | - / -8 | RL6MT | -8 / - | 5 | Partial capture |
| 06-30 09:27 | 10m | - / - | XV9T | -6 / - | 2 | ✓ Closing fragment |
| 06-18 20:46 | 40m | - / -17 | SV9QWC | -7 / - | 2 | Partial capture |
| 06-18 20:29 | 20m | - / - | LZ2VQ | +2 / - | 3 | Partial capture |
| 06-18 20:25 | 20m | -12 / +5 | LZ4VR | +5 / - | 4 | ✓ Closing observed |
| 06-18 20:24 | 20m | -10 / -3 | Z32C | +4 / - | 3 | ✓ Closing observed |
| 06-14 21:08 | 40m | - / -17 | IQ9BF | -3 / - | 3 | ✓ Closing fragment |
| 05-31 21:22 | 20m | - / - | EA1FUB | -6 / - | 11 | Partial capture |
| 05-31 21:19 | 20m | -2 / - | IZ8EYN | - / -16 | 2 | Partial capture |
| 05-31 21:17 | 20m | -2 / - | Z34CMF | - / -12 | 4 | ✓ Closing fragment |
| 05-27 21:32 | 20m | -12 / - | TT1GD | - / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 132145 -18 687 W9SV DS4DBF -13 132245 -18 686 K8YS DS4DBF -20 132615 -15 687 K5QXB DS4DBF RR73 132645 -15 687 K9SQ DS4DBF PM34 (x2) 132830 +0 686 DS4DBF M9KJY IO82 (x9) 133515 -16 686 KM7REK DS4DBF PM34
UTC dB Audio Message 210800 -4 431 DS4DBF IQ9BF -17 (x3) 204645 -6 828 DS4DBF SV9QWC -17 (x2) 203415 -14 835 DS4DBF 4L6EZ RR73 212630 -10 2234 DS4DBF YO9PH -11 203600 -24 1660 DS4DBF RC1C KP50 (x4) 212430 -15 2495 DS4DBF OH0ERF -17 (x3) 211545 -12 358 DS4DBF HB9FAB JN46
UTC dB Audio Message 092945 -9 2599 DS4DBF RA6YZ LN04 092600 -11 571 DS4DBF 8A1WWA RR73 092700 -4 392 DS4DBF XV9T +19 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.