K4WH — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving K4WH, decoded by SO8OO in southeastern Poland. 141 related FT8 messages, observed on 80m, 40m, 20m, 10m, across 26 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 K4WH 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 | K4WH S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 00:32 | 20m | - / -13 | DK1UJ | -2 / - | 2 | Partial capture |
| 08-21 03:54 | 20m | - / - | RW9WT | -3 / - | 2 | Partial capture |
| 08-21 03:52 | 20m | - / -13 | UA6AKW | -20 / - | 7 | Partial capture |
| 08-21 03:52 | 20m | - / -16 | UA9C | 0 / - | 5 | ✓ Closing fragment |
| 08-21 03:50 | 20m | - / -7 | RL6MT | -4 / - | 2 | ✓ Closing fragment |
| 07-19 01:08 | 20m | - / -8 | CR7BUJ | -14 / - | 2 | Partial capture |
| 07-19 01:05 | 20m | - / - | UA3DIB | -2 / - | 2 | Partial capture |
| 07-17 23:24 | 20m | - / -11 | R5AV | -17 / - | 2 | Partial capture |
| 07-16 02:56 | 80m | - / - | OK1ZCF | +4 / - | 2 | Partial capture |
| 07-16 02:54 | 80m | -16 / -10 | HB9CXZ | -3 / -16 | 6 | Partial capture |
| 07-12 05:09 | 40m | - / +5 | DL70ESSEN | -6 / - | 2 | Partial capture |
| 07-11 01:22 | 40m | - / +1 | MW0USK | -2 / - | 8 | Partial capture |
| 07-10 03:17 | 40m | - / -5 | 4O7CC | -15 / - | 6 | Partial capture |
| 06-29 03:24 | 20m | - / -10 | SV5BYP | -6 / - | 4 | ✓ Closing fragment |
| 06-26 03:18 | 20m | - / -2 | LZ1KU | +7 / - | 2 | ✓ Closing fragment |
| 06-24 02:48 | 40m | - / - | RN6HK | -16 / - | 2 | Partial capture |
| 06-24 02:41 | 40m | - / - | G3TKT | -18 / - | 3 | Partial capture |
| 06-24 02:40 | 40m | - / - | RN6HK | 0 / - | 3 | Partial capture |
| 06-22 02:53 | 20m | - / - | UR4QWW | -14 / - | 2 | Partial capture |
| 06-18 03:10 | 20m | - / +3 | UT5ECZ | +16 / - | 3 | ✓ Closing fragment |
| 06-18 03:09 | 20m | - / -18 | UB8CPH | +11 / - | 3 | Partial capture |
| 06-18 03:09 | 20m | - / - | UN8DSW | -10 / - | 7 | Partial capture |
| 06-18 03:07 | 20m | -14 / 0 | RN3QN | -3 / - | 6 | ✓ Closing observed |
| 06-12 01:59 | 20m | -17 / - | US5EAA | - / -19 | 3 | Partial capture |
| 06-12 01:56 | 20m | - / -12 | KG4OJT | +2 / - | 3 | ✓ Closing fragment |
| 06-12 01:39 | 20m | - / -5 | SV9ANC | +12 / - | 5 | ✓ Closing fragment |
| 06-08 18:21 | 10m | - / -12 | 5Z4VJ | -4 / - | 2 | ✓ Closing fragment |
| 06-08 02:09 | 40m | -10 / - | VE3XVC | - / -11 | 3 | Partial capture |
| 06-08 01:55 | 40m | - / -12 | F5NNN | +4 / - | 2 | ✓ Closing fragment |
| 06-08 01:53 | 40m | - / -11 | YO9PH | -18 / - | 2 | Partial capture |
| 06-06 02:11 | 40m | -15 / - | N3QXC | - / -2 | 3 | ✓ Closing fragment |
| 06-06 01:56 | 40m | -7 / - | VE2QH | - / -9 | 3 | Partial capture |
| 06-05 02:08 | 20m | -8 / - | R4MA | - / -10 | 6 | ✓ Closing fragment |
| 06-04 01:37 | 40m | - / - | DK8HC | -10 / - | 4 | Partial capture |
| 06-04 01:36 | 40m | -18 / - | N8UVM | - / -12 | 2 | ✓ Closing fragment |
| 06-03 21:10 | 10m | - / -19 | CE2SV | +10 / - | 2 | ✓ Closing fragment |
| 06-03 01:57 | 40m | -11 / +5 | CT1BFP | -8 / -14 | 5 | ✓ Full exchange observed |
| 06-03 01:52 | 40m | - / -18 | S52UF | -6 / - | 5 | Partial capture |
| 06-03 01:42 | 40m | -12 / +1 | RA2FCF | -15 / -18 | 4 | ✓ Full exchange observed |
| 06-03 01:36 | 20m | - / - | N8HAM | -18 / - | 4 | Partial capture |
| 05-31 00:51 | 40m | -12 / -3 | CU6AB | -8 / -6 | 5 | ✓ Full exchange observed |
| 05-27 23:32 | 20m | -18 / - | SV3AUW | - / -19 | 2 | ✓ Closing fragment |
| 05-27 23:23 | 20m | - / -12 | TL8GD | 0 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 035230 +0 2086 K4WH UA9C RR73 (x2) 035330 -19 2240 K4WH RV0AR NO66 035330 -17 1709 K4WH UA6AKW LN05 035330 +1 2087 K4WH UA9C R-16 035400 -23 1701 K4WH UA6AKW LN05 035400 +0 2087 K4WH UA9C 73 035430 -16 1702 K4WH UA6AKW LN05 035430 -5 2088 K4WH RW9WT LO64 035500 -20 1702 K4WH UA6AKW LN05 035500 -1 2088 K4WH RW9WT LO64 035630 -24 1707 K4WH UA6AKW -13 (x2) 003230 -5 2575 K4WH DK1UJ R-13 (x2)
UTC dB Audio Message 025415 -20 2198 HB9CXZ K4WH -16 (x2) 025530 +3 2202 K4WH HB9CXZ R-10 (x3) 025630 +4 1599 K4WH OK1ZCF JO80 (x2) 025700 -9 2201 K4WH HB9CXZ R-10 025830 +0 259 K4WH SV8JE KM08
UTC dB Audio Message 031800 -14 2290 K4WH 4O7CC R-06 (x4) 012245 -2 778 K4WH MW0USK R+01 (x8) 050900 -6 1153 K4WH DL70ESSEN R+05 (x2) 051030 -3 1152 K4WH <...> R+05
UTC dB Audio Message 211000 +9 2576 K4WH CE2SV R-19 (x2) 182145 -4 2239 K4WH 5Z4VJ R-12 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.