DK5FU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO40

Receiver-side FT8 activity involving DK5FU, decoded by SO8OO in southeastern Poland. 143 related FT8 messages, 34 CQ messages, observed on 40m, across 8 UTC dates. Heard between 2026-06-04 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

143

Related messages

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

40m

First seen: 2026-06-04
Last seen: 2026-07-29 18:47 UTC

Frequent QSO partners observed at SO8OO

Stations DK5FU worked most often, as logged from our receiver:

F1IQH · France ×3 G3RPF · England ×2 9A3AUH · Croatia PD0LBY · Netherlands R5AV · European Russia RN6HK · European Russia DF3IS · Fed. Rep. of Germany SP5LST · Poland M0VTS/P · England UN8DSW · Kazakhstan RN6MA · European Russia ON1BH · Belgium

Activity Heatmap

Locator transmitted by DK5FU

Approximate centre of JO40, decoded 2026-07-29 20:46 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	DK5FU S/N	Counterpart	Counterpart S/N	Msgs	Capture
07-29 20:46	40m	-14 / -9	R5AV	-7 / +5	4	✓ Full exchange observed
07-29 20:43	40m	-10 / -	A61SD	- / -	2	Partial capture
07-29 20:43	40m	- / -	DL7DL	-5 / -	6	Partial capture
07-29 20:36	40m	-8 / -6	RX3ASQ	-15 / -	6	✓ Closing observed
07-29 20:34	40m	- / -8	F1PBZ	-8 / -	2	✓ Closing fragment
07-10 22:39	40m	-1 / -	EA8BBJ	- / -8	3	✓ Closing fragment
07-10 22:35	40m	-12 / -	F1IQH	-12 / -10	4	✓ Closing observed
07-10 22:30	40m	-9 / -	YH2AZ	- / -	3	Partial capture
07-10 22:27	40m	-16 / -	UN8DSW	- / -13	3	✓ Closing fragment
07-10 22:26	40m	-8 / -	VJ6X	- / -	2	Partial capture
07-10 22:19	40m	-11 / -	YH2AZ	- / -	8	Partial capture
07-06 22:48	40m	- / -	IV3KQE	-16 / -	4	Partial capture
07-06 22:46	40m	-15 / -	RN6MA	-24 / +5	3	✓ Closing observed
07-06 22:43	40m	-19 / -	DK7UY	- / +5	2	✓ Closing fragment
06-20 23:08	40m	-22 / -	UX7QG	- / -	2	Partial capture
06-20 23:06	40m	-16 / -	F1IQH	- / +3	2	✓ Closing fragment
06-20 23:04	40m	-17 / -9	SP5EXA	+4 / -	3	Partial capture
06-20 23:03	40m	-15 / -	M0VTS/P	- / -7	2	✓ Closing fragment
06-20 22:59	40m	-16 / -	RN6HK	-5 / -	3	✓ Closing observed
06-19 22:15	40m	0 / -10	F1IQH	-8 / -	4	✓ Closing observed
06-19 22:15	40m	- / -	IQ4JO	+8 / -	2	Partial capture
06-16 21:28	40m	- / -	F5RRS	+1 / -	4	Partial capture
06-16 21:28	40m	- / -15	US2YW	+2 / -	4	✓ Closing fragment
06-16 21:27	40m	- / -8	PD0LBY	-12 / -	3	✓ Closing fragment
06-16 21:23	40m	-9 / +3	DL1EDR	-1 / +4	7	✓ Full exchange observed
06-15 21:46	40m	-12 / -	9A5AGV	- / -	9	Partial capture
06-06 22:20	40m	- / -	IQ0VT	+5 / -	3	Partial capture
06-06 22:14	40m	- / -26	DL5DQZ	+5 / -	13	Partial capture
06-06 21:57	40m	0 / 0	SP5LST	-6 / -	7	✓ Full exchange observed
06-06 21:55	40m	-4 / -10	PE1NPS	0 / -	4	✓ Full exchange observed
06-06 21:53	40m	0 / -4	9A3AUH	+8 / +8	4	✓ Full exchange observed
06-06 21:51	40m	-5 / -5	DK6MR	-1 / -	4	✓ Closing observed
06-06 21:50	40m	-1 / -	YO9PH	-8 / -3	3	✓ Closing observed
06-06 21:47	40m	-4 / -4	Z62NS	+6 / -7	5	✓ Full exchange observed
06-04 22:11	40m	-8 / +5	SQ1MNG	+1 / +10	4	✓ Full exchange observed
06-04 22:09	40m	-3 / -14	DL3IAK	-2 / -4	15	✓ Full exchange observed
06-04 22:09	40m	- / -	PD4RJ	-7 / -	2	Partial capture
06-04 22:08	40m	-6 / -2	G3RPF	-10 / -12	6	✓ Full exchange observed
06-04 21:29	40m	- / -16	DF3IS	+4 / -	5	✓ Closing fragment
06-04 21:18	40m	- / -11	F1PBZ	+2 / -	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
204300  -5  929  DK5FU DL7DL JO62 (x2)
204345 -10 1025  A61SD DK5FU JO40
204400  -6  929  DK5FU DL7DL JO62
204415 -11 1025  A61SD DK5FU JO40
204430  -2  929  DK5FU DL7DL JO62 (x3)
204545 -12 1026  CQ DK5FU JO40
204600  -8 1025  DK5FU R5AV -09
204615 -13 1025  CQ DK5FU JO40
204630  -9 1025  DK5FU R5AV -10
204630  -3 2946  DK5FU F6BHK JN24
204645 -14 1025  R5AV DK5FU R+05
204700  -3 1025  DK5FU R5AV RR73

Decoder S/N history by band

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