KF4YHC — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving KF4YHC, decoded by SO8OO in southeastern Poland. 172 related FT8 messages, 54 CQ messages, observed on 40m, 20m, 10m, across 18 UTC dates. Heard between 2026-05-26 and 2026-08-23.
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 KF4YHC worked most often, as logged from our receiver:
Activity Heatmap
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 | KF4YHC S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 04:03 | 40m | - / -5 | IZ2ACM | +7 / - | 3 | ✓ Closing fragment |
| 08-23 03:50 | 40m | - / -13 | YO9IAB | +2 / - | 6 | ✓ Closing fragment |
| 08-20 22:51 | 20m | - / -10 | N4ILE | -18 / - | 2 | Partial capture |
| 07-27 01:29 | 20m | - / - | IK4LZH | -7 / - | 3 | Partial capture |
| 06-27 02:38 | 40m | - / -11 | GB198KHZ | +2 / - | 2 | Partial capture |
| 06-27 02:14 | 40m | - / -19 | F5RRS | -11 / - | 2 | Partial capture |
| 06-25 01:36 | 20m | - / -16 | 7X5CY | -8 / - | 2 | ✓ Closing fragment |
| 06-21 12:17 | 20m | - / -12 | PD4SN | -12 / - | 2 | Partial capture |
| 06-18 11:17 | 20m | - / - | DL1R | -7 / - | 9 | Partial capture |
| 06-16 03:03 | 20m | +6 / - | SP2HJN | - / -16 | 4 | ✓ Closing fragment |
| 06-16 02:58 | 20m | 0 / - | WR3X | - / -7 | 2 | ✓ Closing fragment |
| 06-15 01:11 | 20m | -4 / - | SP6AXW | - / -21 | 5 | Partial capture |
| 06-15 01:10 | 20m | -3 / - | JI3TBA | - / -13 | 2 | Partial capture |
| 06-15 01:06 | 20m | -6 / - | W7UUU | - / +4 | 2 | ✓ Closing fragment |
| 06-14 01:36 | 20m | -8 / - | RI0SP | - / -13 | 2 | ✓ Closing fragment |
| 06-14 01:35 | 20m | - / -15 | HK3G | -23 / - | 3 | Partial capture |
| 06-10 01:38 | 40m | - / -11 | EA1CQ | -7 / - | 4 | ✓ Closing fragment |
| 06-10 01:10 | 20m | -2 / - | K9GXU | - / -14 | 3 | ✓ Closing fragment |
| 06-09 21:37 | 10m | - / -6 | CT2KCK | -4 / - | 2 | ✓ Closing fragment |
| 06-08 00:09 | 20m | -20 / - | AC4JU | - / - | 2 | ✓ Closing fragment |
| 06-07 23:53 | 20m | -24 / -18 | EA7BD | +3 / - | 3 | ✓ Closing observed |
| 06-07 23:50 | 20m | - / +4 | EA7LHH | +8 / - | 2 | Partial capture |
| 06-07 23:48 | 20m | -20 / - | N0KGK | - / - | 2 | ✓ Closing fragment |
| 06-07 23:45 | 20m | -23 / - | NT6X | - / -2 | 5 | ✓ Closing fragment |
| 06-07 23:43 | 20m | - / +1 | AC4JU | -9 / - | 2 | ✓ Closing fragment |
| 06-07 23:16 | 20m | -24 / - | AI7RZ | - / -25 | 2 | ✓ Closing fragment |
| 06-07 01:55 | 40m | - / - | IU2SKO | -10 / - | 4 | Partial capture |
| 06-05 13:07 | 20m | - / - | DL9YNG | -8 / - | 2 | Partial capture |
| 06-05 12:57 | 20m | - / -10 | PD9BG | -3 / - | 2 | ✓ Closing fragment |
| 06-05 09:17 | 20m | - / -25 | ON4JL | -14 / - | 3 | ✓ Closing fragment |
| 06-05 09:14 | 20m | - / -13 | M0AAM | -3 / - | 2 | Partial capture |
| 06-04 23:06 | 20m | -5 / - | W5WNR | - / - | 3 | Partial capture |
| 06-04 22:48 | 20m | - / - | M7SZB | -10 / - | 2 | Partial capture |
| 06-04 22:47 | 20m | -17 / - | SP5WCK | - / -14 | 2 | ✓ Closing fragment |
| 06-04 03:52 | 20m | - / -14 | RD7P | +4 / - | 4 | ✓ Closing fragment |
| 06-04 03:31 | 20m | -7 / -10 | RA6ZS | -6 / - | 6 | ✓ Closing observed |
| 06-04 03:31 | 20m | -9 / -10 | RQ7R | -2 / +4 | 5 | ✓ Full exchange observed |
| 06-04 03:30 | 20m | -21 / -14 | UR9QQ | +8 / - | 4 | ✓ Closing observed |
| 06-04 03:29 | 20m | -11 / - | IS0KNG | - / -11 | 2 | ✓ Closing fragment |
| 06-04 03:17 | 20m | -2 / - | R6FY | -4 / -13 | 5 | Partial capture |
| 06-04 02:56 | 20m | - / -18 | KP4DVM | -20 / - | 3 | ✓ Closing fragment |
| 06-04 02:48 | 20m | - / -9 | DL7RAY | -9 / - | 3 | ✓ Closing fragment |
| 05-31 20:12 | 20m | - / -19 | DF1MP | -13 / - | 3 | ✓ Closing fragment |
| 05-31 20:08 | 20m | - / - | DF1MP | -16 / - | 2 | Partial capture |
| 05-31 20:08 | 20m | - / -17 | R5AV | +3 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 014030 -12 1431 KF4YHC EA1CQ R-11 (x2) 021415 -11 1856 KF4YHC F5RRS JN36 (x2) 023830 +2 406 KF4YHC GB198KHZ -11 (x2) 035045 +7 2275 KF4YHC YO9IAB KN25 (x6) 040315 +7 1140 KF4YHC IZ2ACM JN45 (x3)
UTC dB Audio Message 111915 -6 1507 KF4YHC DL1R JN58 (x6) 121715 -12 894 KF4YHC PD4SN -12 (x2) 013630 -7 542 KF4YHC 7X5CY -16 (x2) 012915 -9 462 KF4YHC IK4LZH JN54 (x3) 225115 -16 2142 KF4YHC N4ILE EL96 (x2)
UTC dB Audio Message 213715 -6 2768 KF4YHC CT2KCK R-06 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.