DF4TC — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving DF4TC, decoded by SO8OO in southeastern Poland. 1,021 related FT8 messages, 29 CQ messages, observed on 40m, 20m, 10m, across 33 UTC dates. Heard between 2026-05-08 and 2026-07-29.
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 DF4TC worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by DF4TC
Approximate centre of JN48, decoded 2026-08-01 12:48 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 | DF4TC S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-01 12:48 | 10m | -12 / - | V51MA | - / - | 2 | ✓ Closing fragment |
| 07-31 19:36 | 10m | -18 / - | WP4NVX | - / - | 2 | Partial capture |
| 07-31 19:30 | 10m | -20 / - | KB9MCM | - / -18 | 2 | ✓ Closing fragment |
| 07-31 19:24 | 10m | -18 / - | KW4RO | - / - | 3 | Partial capture |
| 07-29 19:22 | 10m | -16 / - | OZ4AFR | - / -10 | 2 | Partial capture |
| 07-29 19:20 | 10m | -18 / - | OZ5VO | - / - | 2 | ✓ Closing fragment |
| 07-29 19:11 | 10m | -19 / - | SP6QH | - / 0 | 3 | Partial capture |
| 07-29 19:09 | 10m | -14 / - | M0CGL | - / -21 | 3 | ✓ Closing fragment |
| 07-29 19:01 | 10m | -17 / - | ON5EA | - / -10 | 4 | ✓ Closing fragment |
| 07-29 18:58 | 10m | -14 / - | SP8LBK | - / - | 4 | Partial capture |
| 07-29 18:56 | 10m | -18 / - | HA5WZ | - / - | 2 | ✓ Closing fragment |
| 07-29 18:39 | 10m | -4 / - | SQ7KOT | - / +1 | 4 | ✓ Closing fragment |
| 07-29 18:24 | 10m | -5 / -10 | R6KEE | -24 / - | 4 | ✓ Closing observed |
| 07-29 18:21 | 10m | -2 / - | 9A9TT | - / - | 3 | Partial capture |
| 07-29 18:18 | 10m | -10 / - | OH3DJP | - / - | 2 | Partial capture |
| 07-29 18:17 | 10m | -4 / - | CT2IGO | - / +1 | 3 | ✓ Closing fragment |
| 07-29 18:15 | 10m | -7 / - | E75C | - / - | 3 | Partial capture |
| 07-29 18:14 | 10m | -4 / - | SQ4FAE/P | - / -2 | 2 | Partial capture |
| 07-29 18:12 | 10m | -2 / - | YO9PH | - / -12 | 3 | ✓ Closing fragment |
| 07-29 18:11 | 10m | -6 / - | ER5DX | - / -7 | 2 | ✓ Closing fragment |
| 07-29 18:09 | 10m | -10 / - | SQ4INW | - / - | 2 | Partial capture |
| 07-29 18:03 | 10m | -10 / - | DN9RL | - / - | 2 | ✓ Closing fragment |
| 07-26 19:31 | 10m | -23 / - | PY1GB | - / - | 2 | ✓ Closing fragment |
| 07-26 19:21 | 10m | - / -12 | PY9AA | -16 / - | 2 | Partial capture |
| 07-26 19:00 | 10m | -12 / - | PU8MIL | - / -14 | 2 | Partial capture |
| 07-26 18:52 | 10m | -16 / - | CE1KR | - / - | 2 | Partial capture |
| 07-22 20:00 | 10m | -18 / - | PT9RR | - / -20 | 2 | Partial capture |
| 07-22 18:08 | 10m | - / -6 | M0VUE | -17 / - | 2 | ✓ Closing fragment |
| 07-22 17:54 | 10m | - / -10 | TA1BX | -16 / - | 2 | Partial capture |
| 07-22 17:09 | 10m | - / - | PG9S | +1 / - | 3 | Partial capture |
| 07-22 17:02 | 10m | - / - | DK2SW | -14 / - | 8 | Partial capture |
| 07-22 16:24 | 10m | -24 / - | OZ5VO | - / - | 2 | Partial capture |
| 07-21 19:04 | 10m | -12 / - | CA7FKZ | - / - | 2 | Partial capture |
| 07-21 18:45 | 10m | -17 / - | CE1KR | - / - | 3 | Partial capture |
| 07-18 10:22 | 10m | -8 / - | G1MPC | - / +1 | 2 | Partial capture |
| 07-18 10:18 | 10m | -2 / - | PD2FZ | - / -11 | 4 | Partial capture |
| 07-18 10:16 | 10m | -3 / - | DO2PY | - / - | 4 | Partial capture |
| 07-18 10:14 | 10m | -4 / - | PA5DS | - / - | 3 | Partial capture |
| 07-18 10:12 | 10m | -8 / - | M3OTU | - / - | 4 | Partial capture |
| 07-18 10:06 | 10m | -3 / - | GM2OT | - / -13 | 4 | Partial capture |
| 07-18 10:03 | 10m | -4 / - | LA1HW | - / - | 4 | Partial capture |
| 07-18 10:01 | 10m | -4 / -16 | IU7TPK | -23 / - | 8 | Partial capture |
| 07-18 09:59 | 10m | -2 / - | LA7DMA | - / - | 2 | ✓ Closing fragment |
| 07-18 09:57 | 10m | -2 / - | CU3HN | - / +3 | 3 | ✓ Closing fragment |
| 07-18 09:48 | 10m | -6 / - | M0XAL | - / - | 3 | ✓ Closing fragment |
| 07-18 09:46 | 10m | -5 / -13 | R7DX | -11 / +2 | 7 | ✓ Full exchange observed |
| 07-18 09:43 | 10m | -3 / - | SP9MQS | - / - | 4 | ✓ Closing fragment |
| 07-18 09:43 | 10m | - / - | LZ4VR | -19 / - | 2 | Partial capture |
| 07-18 09:42 | 10m | -4 / - | VK8NSB | - / -14 | 3 | ✓ Closing fragment |
| 07-18 09:40 | 10m | -9 / - | RV3DCM | - / - | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 191215 -19 1426 SP6QH DF4TC R+00 192045 -18 1427 OZ5VO DF4TC R+14 (x2) 192215 -19 1427 OZ4AFR DF4TC JN48 (x2) 194200 -23 1898 DF4TC Z33F -03 192415 -19 1426 KW4RO DF4TC JN48 (x3) 193015 -19 1425 KB9MCM DF4TC R-18 (x2) 193615 -20 1423 WP4NVX DF4TC JN48 (x2) 124815 -22 1419 V51MA DF4TC JN48 (x2)
UTC dB Audio Message 214645 -10 2035 DF4TC 9A4ZM JN86 (x3) 193800 -4 1184 <DF4TC> OL900JAR 73 193800 -2 785 DF4TC HG8LXL KN06 (x4) 193930 -4 1184 DF4TC OL900JAR 73
UTC dB Audio Message 135115 -14 1971 SP2AKE DF4TC JN48 (x2) 135545 -16 1972 OE3KJO DF4TC JN48 (x3) 135815 -21 1972 YH0AD DF4TC JN48 (x2) 203300 -16 1470 DF4TC EA7GHD -17 (x8)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.