W4UCK — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EM74

Receiver-side FT8 activity involving W4UCK, decoded by SO8OO in southeastern Poland. 39 related FT8 messages, observed on 20m, across 7 UTC dates. Heard between 2026-06-22 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

Related messages

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

20m

First seen: 2026-06-22
Last seen: 2026-08-21 17:27 UTC

Frequent QSO partners observed at SO8OO

Stations W4UCK worked most often, as logged from our receiver:

F1PBZ · France MW7IHR · Wales A71AH · Qatar ON1DGN · Belgium TN8GD · Republic of the Congo DL3OCF · Fed. Rep. of Germany DL1YS · Fed. Rep. of Germany DH9DR · Fed. Rep. of Germany DL3MIB · Fed. Rep. of Germany DL70ESSEN · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by W4UCK

Approximate centre of EM74, decoded 2026-08-24 00:12 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	W4UCK S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-24 00:12	40m	-2 / -	A71AH	- / -20	6	✓ Closing fragment
08-24 00:09	40m	-8 / -	TN8GD	- / -14	5	✓ Closing fragment
08-21 19:27	20m	- / -	DL4JG	-9 / -	2	Partial capture
08-21 19:13	20m	- / -	DL70ESSEN	+6 / -	2	✓ Closing fragment
08-21 19:12	20m	-23 / -	A71YY	- / -	2	Partial capture
08-21 19:00	20m	- / -6	IU2LVV	-6 / -	4	Partial capture
08-13 19:27	20m	- / -18	F1PBZ	+6 / -	3	✓ Closing fragment
08-13 19:24	20m	- / -17	DL3MIB	+7 / -	7	✓ Closing fragment
08-13 19:23	20m	- / -13	F1PBZ	+5 / -	3	Partial capture
08-13 19:23	20m	- / -12	ON1DGN	-17 / -	3	✓ Closing fragment
07-23 08:35	20m	- / -14	DL3OCF	-11 / -	2	✓ Closing fragment
07-23 08:34	20m	- / -	DH9DR	-3 / -	2	✓ Closing fragment
06-26 10:37	20m	- / -	IU3BIX	-13 / -	3	Partial capture
06-26 10:36	20m	- / -	F5IXN	-20 / -	2	Partial capture
06-22 09:19	20m	- / -11	MW7IHR	-13 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

40m

UTC    dB Audio  Message
000915  -8 2070  TN8GD W4UCK EM74 (x5)
001215  -5 2070  A71AH W4UCK EM74 (x6)

20m

UTC    dB Audio  Message
192745  +3  577  W4UCK F1PBZ -18
192745 +10 1069  W4UCK DL3MIB 73
192815  +8  577  W4UCK F1PBZ RR73
190000  -3 3054  W4UCK IU2LVV JN45 (x4)
191200 -22 1796  A71YY W4UCK EM74
191215  -2  799  W4UCK EA3CJU JN01
191300 -24 1797  A71YY W4UCK EM74
191345  +6 2318  W4UCK DL70ESSEN RR73 (x2)
192715 -10 2226  W4UCK DL4JG JO31 (x2)
192930 -24 1797  4Z5MY W4UCK EM74

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.