DL7SB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO54

Receiver-side FT8 activity involving DL7SB, decoded by SO8OO in southeastern Poland. 37 related FT8 messages, observed on 80m, 60m, 20m, 10m, across 6 UTC dates. Heard between 2026-06-05 and 2026-08-17.

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

-6 dB

Mean decoder S/N

Bands

80m 20m 60m 10m

First seen: 2026-06-05
Last seen: 2026-08-17 17:35 UTC

Frequent QSO partners observed at SO8OO

Stations DL7SB worked most often, as logged from our receiver:

IU3MAG · Italy ×2 DK1XAM · Fed. Rep. of Germany OM5JG · Slovak Republic LY8O · Lithuania EA8UP · Canary Islands RA2FU · Kaliningrad HZ1TT · Saudi Arabia DM5JBN · Fed. Rep. of Germany DK7ZT · Fed. Rep. of Germany RU3T · European Russia DL9KM · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by DL7SB

Approximate centre of JO54, decoded 2026-08-17 19:31 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	DL7SB S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-17 19:35	80m	-4 / -16	DM5JBN	+4 / -	3	✓ Closing observed
08-17 19:31	80m	-7 / 0	RA2FU	-19 / -11	6	✓ Full exchange observed
08-17 19:28	80m	0 / -	IU3MAG	+6 / -	2	✓ Closing observed
08-16 18:56	60m	- / -1	DK7ZT	-18 / -	3	✓ Closing fragment
08-16 18:55	60m	- / +1	DK1XAM	-12 / -	3	✓ Closing fragment
08-16 18:53	60m	- / -5	LY8O	-4 / -	4	✓ Closing fragment
08-16 18:52	60m	- / -11	OM5JG	+2 / -	2	✓ Closing fragment
08-16 10:15	20m	- / -6	IU3MAG	-10 / -	2	✓ Closing fragment
08-15 18:40	80m	+1 / -	LA1SDX	- / -	2	Partial capture
08-15 18:35	80m	-8 / -2	DL9KM	-10 / -4	6	✓ Full exchange observed
08-15 18:35	80m	- / -12	R3DFS	-6 / -	2	Partial capture
08-15 18:34	80m	-9 / -	DL0YLM/LH	- / -4	2	Partial capture
08-15 18:32	80m	+4 / -20	RU3T	+1 / -2	6	✓ Full exchange observed
07-02 19:25	80m	-13 / -8	SN4WWA	+4 / +5	2	Partial capture
06-05 19:26	20m	- / -16	HZ1TT	+4 / -	3	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
184030  +1 2412  LA1SDX DL7SB JO54 (x2)
192745 -15 1419  OL900CO DL7SB JO54
192845  +0  571  IU3MAG DL7SB JO54
192930  +6  571  DL7SB IU3MAG RR73
193115  -8 1990  RA2FU DL7SB JO54
193130 -19 1989  DL7SB RA2FU +00
193145  -9 1990  RA2FU DL7SB R-11
193200 -21 1988  DL7SB RA2FU RRR
193215  -4 1990  RA2FU DL7SB 73
193230 -17 1988  DL7SB RA2FU 73
193230  -1  756  DL7SB DM5JBN JO60 (x2)
193530  -4  755  DM5JBN DL7SB RR73
193545  +4  756  DL7SB DM5JBN 73

60m

UTC    dB Audio  Message
185245  +2 1200  DL7SB OM5JG -11 (x2)
185345  +2 1833  DL7SB LY8O KO25 (x3)
185515 -11  725  DL7SB DK1XAM JO42
185515  -7 1833  DL7SB LY8O 73
185545 -11  725  DL7SB DK1XAM +01 (x2)
185645 -18 1900  DL7SB DK7ZT -01 (x3)

20m

UTC    dB Audio  Message
185115 -15  512  LZ1WV DL7SB R+11
192600  +7 1763  DL7SB HZ1TT -16 (x3)
101515  -9 2459  DL7SB IU3MAG -06 (x2)

10m

UTC    dB Audio  Message
184715 -22 1780  DL7SB EA8UP RR73

Decoder S/N history by band

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