DM5TB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JN67

Receiver-side FT8 activity involving DM5TB, decoded by SO8OO in southeastern Poland. 42 related FT8 messages, 4 CQ messages, observed on 40m, 20m, across 3 UTC dates. Heard between 2026-08-17 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 40m

First seen: 2026-08-17
Last seen: 2026-08-21 17:07 UTC

Frequent QSO partners observed at SO8OO

Stations DM5TB worked most often, as logged from our receiver:

F1SZC · France ×2 SP7TF · Poland DL8TV · Fed. Rep. of Germany IK4RVY · Italy OK1FED · Czech Republic EU4U · Belarus YO9CX · Romania R6DZR · European Russia ON4AOI · Belgium DM5JBN · Fed. Rep. of Germany EB1DJ · Spain 9A1CCB · Croatia

Activity Heatmap

Locator transmitted by DM5TB

Approximate centre of JN67, decoded 2026-08-21 19:20 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	DM5TB S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 19:06	40m	-17 / -13	DL8TV	+14 / -	3	✓ Closing observed
08-21 19:02	40m	- / -7	DM5JBN	-3 / -	4	✓ Closing fragment
08-21 19:01	40m	- / -	IU5VLR	-14 / -	2	Partial capture
08-21 19:01	40m	- / -17	SP7TF	-17 / -	2	✓ Closing fragment
08-21 18:59	40m	- / -10	OK1FED	+11 / -	3	✓ Closing fragment
08-21 18:57	40m	- / -20	R6DZR	-3 / -	2	✓ Closing fragment
08-21 17:23	20m	+4 / -	EU4U	- / -7	4	✓ Closing fragment
08-21 17:20	20m	- / +1	EB1DJ	-6 / -	2	✓ Closing fragment
08-21 17:08	20m	+5 / -	RN6MA	- / -7	3	Partial capture
08-19 19:41	40m	-12 / -	DL2BU	-7 / -5	2	Partial capture
08-19 19:35	40m	- / -5	9A1CCB	+10 / -	2	✓ Closing fragment
08-19 19:31	40m	- / -10	YO9CX	-10 / -	2	✓ Closing fragment
08-19 19:29	40m	- / -3	IK4RVY	-16 / -	2	✓ Closing fragment
08-19 19:22	40m	- / -19	ON4AOI	-3 / -	3	✓ Closing fragment
08-19 19:12	40m	- / -15	PA5AB	-6 / -	4	✓ Closing fragment
08-17 19:08	20m	-14 / -18	F1SZC	-15 / -10	6	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
190130 -19 2415  DM5TB SP7TF RR73
190130 -15 1534  DM5TB IU5VLR JN53
190200  -7 1264  DM5TB DM5JBN JO60 (x4)
190600 +15 2794  DM5TB DL8TV -13 (x2)
190645 -17 2414  DL8TV DM5TB 73
190715 -13 2414  CQ DM5TB JN67
191015 -17 2414  DL1YAW/P DM5TB JN67
191115 -17 2414  EW8AAC DM5TB JN67
191215 -15 2414  SV3AUW DM5TB JN67
191745 -14 2415  RN3YN DM5TB JN67
192045 -12 2414  SV3AUW DM5TB JN67

20m

UTC    dB Audio  Message
165945  -2 2449  DM5TB EA5DQW IM99
170515 -12 1321  DM5TB EA5IXH IM98
170645  +4  435  DM5TB RY7G LN14
170800  +4 2450  RN6MA DM5TB R-07 (x3)
171930  +3 2450  <...> DM5TB JN67
172045  -6 1512  DM5TB EB1DJ +01 (x2)
172300  +7 2450  EU4U DM5TB JN67 (x4)
172500  +8 2450  CQ DM5TB JN67
172530  +5 2450  RA9J DM5TB JN67

Decoder S/N history by band

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