DH4MK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving DH4MK, decoded by SO8OO in southeastern Poland. 67 related FT8 messages, 26 CQ messages, observed on 40m, 20m, 10m, across 7 UTC dates. Heard between 2026-07-15 and 2026-08-15.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations DH4MK worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by DH4MK
Approximate centre of JO52, decoded 2026-08-13 08:44 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 | DH4MK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-15 08:00 | 10m | - / -10 | IT9EJW | -14 / - | 2 | ✓ Closing fragment |
| 08-14 08:17 | 20m | - / -12 | E70SZ | -12 / - | 3 | ✓ Closing fragment |
| 08-13 08:49 | 10m | - / - | R7OV | -23 / - | 3 | Partial capture |
| 08-13 08:42 | 10m | - / - | DN9AD | -22 / - | 5 | Partial capture |
| 08-03 09:11 | 20m | - / -7 | EA2BHE | -19 / - | 3 | ✓ Closing fragment |
| 08-03 08:05 | 20m | - / -22 | LZ2VQ | -21 / - | 3 | ✓ Closing fragment |
| 07-31 08:31 | 40m | - / - | DL7DL | -23 / - | 3 | Partial capture |
| 07-31 08:27 | 40m | - / -12 | UT4PA | -5 / - | 3 | ✓ Closing fragment |
| 07-25 12:03 | 10m | -11 / - | YO2LFP | - / -5 | 2 | ✓ Closing fragment |
| 07-25 11:59 | 10m | -14 / - | SP6FME | - / - | 2 | ✓ Closing fragment |
| 07-25 11:58 | 10m | - / -20 | DO1OAS | -8 / - | 3 | Partial capture |
| 07-25 11:53 | 10m | -14 / - | HG8LXL | - / - | 2 | ✓ Closing fragment |
| 07-25 09:51 | 10m | - / -3 | YO4NF | -12 / - | 2 | ✓ Closing fragment |
| 07-25 09:48 | 10m | - / +9 | E70SZ | -4 / - | 3 | ✓ Closing fragment |
| 07-25 08:02 | 20m | - / -19 | EB3JT | -5 / - | 4 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 084215 -14 1628 CQ DH4MK JO52 084230 -20 1441 DH4MK DN9AD JO52 084245 -14 1628 CQ DH4MK JO52 084300 -22 1441 DH4MK DN9AD JO52 084315 -22 1628 CQ DH4MK JO52 084330 -22 1441 DH4MK DN9AD JO52 084345 -18 1628 CQ DH4MK JO52 084400 -22 1441 DH4MK DN9AD JO52 084415 -24 1628 CQ DH4MK JO52 084530 -22 1440 DH4MK DN9AD JO52 084930 -24 1673 DH4MK R7OV KN87 (x3) 080045 -14 1589 DH4MK IT9EJW -10 (x2)
UTC dB Audio Message 075800 -7 2145 DH4MK F5HNQ IN98 (x2) 080230 -4 1277 DH4MK EB3JT JN01 (x4) 080545 -22 1472 DH4MK LZ2VQ KN23 (x3) 091100 -19 1313 DH4MK EA2BHE IN83 (x3) 081730 -12 1785 DH4MK E70SZ JN84 (x3)
UTC dB Audio Message 082745 -7 1437 DH4MK UT4PA KO20 (x2) 082845 -21 1906 DH4MK DL7DL JO62 082845 -1 1438 DH4MK UT4PA 73 083115 -24 1906 DH4MK DL7DL JO62 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.