F4DUZ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F4DUZ, decoded by SO8OO in southeastern Poland. 576 related FT8 messages, 298 CQ messages, observed on 40m, 20m, 10m, across 33 UTC dates. Heard between 2026-05-24 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 F4DUZ worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F4DUZ
Approximate centre of JN19, decoded 2026-08-22 08:27 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 | F4DUZ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 08:26 | 10m | +5 / - | SM3LIV | - / 0 | 5 | ✓ Closing fragment |
| 08-22 08:24 | 10m | 0 / - | HA0AA | - / -3 | 3 | ✓ Closing fragment |
| 08-22 08:23 | 10m | +8 / - | YL3GAO | - / +5 | 2 | ✓ Closing fragment |
| 08-22 08:22 | 10m | 0 / - | SV9MBL | - / - | 2 | Partial capture |
| 08-22 08:17 | 10m | +2 / - | YL2FT | - / +4 | 6 | ✓ Closing fragment |
| 08-22 08:14 | 10m | -5 / - | SH0JPO | - / -13 | 6 | ✓ Closing fragment |
| 08-22 08:13 | 10m | -4 / - | IZ7UIU | - / -6 | 3 | ✓ Closing fragment |
| 08-22 08:11 | 10m | -2 / - | HG1DRC | - / +2 | 3 | ✓ Closing fragment |
| 08-21 21:03 | 20m | +1 / - | VE2TSM | - / -23 | 6 | Partial capture |
| 08-21 21:00 | 20m | +2 / - | VA3TS | - / - | 3 | Partial capture |
| 08-21 20:58 | 20m | 0 / - | UA3MLR | - / - | 5 | Partial capture |
| 08-21 20:52 | 20m | -3 / - | VA2QR | - / -12 | 4 | ✓ Closing fragment |
| 08-21 20:51 | 20m | -2 / - | JA1XIA | - / -15 | 2 | ✓ Closing fragment |
| 08-21 20:50 | 20m | 0 / - | OK2CNI | - / +4 | 2 | ✓ Closing fragment |
| 08-21 20:46 | 20m | -1 / -6 | SV5BYP | -6 / -1 | 5 | ✓ Full exchange observed |
| 08-21 20:41 | 20m | -4 / - | ZV8R | - / -16 | 8 | ✓ Closing fragment |
| 08-21 20:38 | 20m | +2 / +3 | EA7CRB | -9 / -3 | 4 | ✓ Full exchange observed |
| 08-21 20:25 | 20m | -2 / - | LU3DLY | -8 / -11 | 4 | ✓ Closing observed |
| 08-21 20:25 | 20m | -4 / -12 | EA5JLB | -8 / -15 | 3 | ✓ Full exchange observed |
| 08-20 18:45 | 20m | -7 / +5 | DJ5FS | -13 / -7 | 4 | Partial capture |
| 08-20 18:41 | 20m | -6 / - | BA3QIQ | - / -15 | 3 | ✓ Closing fragment |
| 08-20 18:36 | 20m | -6 / -7 | R6DBT | -5 / -13 | 10 | ✓ Full exchange observed |
| 08-20 18:25 | 20m | -7 / - | 5N0YEN | - / - | 3 | Partial capture |
| 08-20 18:24 | 20m | -5 / - | D2IM | - / - | 3 | Partial capture |
| 08-19 19:26 | 20m | -12 / - | BA4VDC | - / -26 | 4 | Partial capture |
| 08-17 19:07 | 20m | +1 / - | SP6AMI | - / -5 | 2 | ✓ Closing fragment |
| 08-17 19:06 | 20m | -5 / - | SA5IYA | - / -13 | 2 | ✓ Closing fragment |
| 08-17 19:02 | 20m | +1 / - | BI6AN | - / -12 | 4 | ✓ Closing fragment |
| 08-17 18:52 | 20m | -1 / - | BU2FW | - / -19 | 4 | ✓ Closing fragment |
| 08-17 18:50 | 20m | +5 / - | DS2MGT | - / -24 | 3 | ✓ Closing fragment |
| 08-17 18:46 | 20m | +5 / - | C91RU | - / -17 | 3 | ✓ Closing fragment |
| 08-17 18:43 | 20m | +3 / - | BI6AN | - / - | 3 | Partial capture |
| 08-17 18:40 | 20m | +4 / - | R9WXK | - / - | 2 | Partial capture |
| 08-17 18:38 | 20m | +4 / - | <...> | - / -13 | 2 | Partial capture |
| 08-17 18:37 | 20m | +12 / - | SP/DL1EKO | - / - | 2 | Partial capture |
| 08-17 18:36 | 20m | +4 / - | OH2DUV | - / - | 2 | Partial capture |
| 08-17 18:34 | 20m | +8 / - | W4TM | - / - | 3 | Partial capture |
| 08-17 18:32 | 20m | +7 / - | IZ8KVW | - / -9 | 3 | ✓ Closing fragment |
| 08-17 18:29 | 20m | +6 / - | SQ8DIO | - / 0 | 4 | ✓ Closing fragment |
| 08-17 18:27 | 20m | +5 / - | EW1MN | - / 0 | 5 | ✓ Closing fragment |
| 08-17 18:21 | 20m | +8 / - | E24YQO | - / - | 12 | Partial capture |
| 08-13 19:53 | 20m | -21 / - | W1AW/1 | - / -5 | 2 | Partial capture |
| 08-13 19:52 | 20m | -16 / - | RX3DTN | - / -14 | 3 | ✓ Closing fragment |
| 08-13 19:46 | 20m | -19 / - | RU3SD | - / -13 | 7 | Partial capture |
| 08-13 19:44 | 20m | -16 / - | DL1KYF | - / - | 4 | Partial capture |
| 08-13 19:41 | 20m | -14 / - | GM3DRA | - / +2 | 3 | ✓ Closing fragment |
| 08-13 19:39 | 20m | -14 / - | BG7BVI | - / - | 2 | Partial capture |
| 08-13 19:38 | 20m | -10 / - | BI6AN | - / - | 2 | Partial capture |
| 08-13 19:34 | 20m | -10 / - | SP2BWI | - / -12 | 4 | ✓ Closing fragment |
| 08-13 19:31 | 20m | -13 / - | S57LU | - / - | 5 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 081900 +2 2504 YL2FT F4DUZ R+04 (x3) 082200 +0 2502 SV9MBL F4DUZ JN19 (x2) 082330 +7 2504 YL3GAO F4DUZ R+05 (x2) 082430 +4 2504 HA0AA F4DUZ JN19 (x3) 082600 +3 2504 SM3LIV F4DUZ JN19 (x5)
UTC dB Audio Message 205715 -1 1469 <...> F4DUZ -17 205815 -2 1469 UA3MLR F4DUZ JN19 (x5) 210045 +1 1469 VA3TS F4DUZ JN19 (x3) 210345 +1 1469 VE2TSM F4DUZ R-23 (x6)
UTC dB Audio Message 203045 +3 2410 G3EFG F4DUZ JN19 (x15)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.