DL1SA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO43

Receiver-side FT8 activity involving DL1SA, decoded by SO8OO in southeastern Poland. 1,734 related FT8 messages, 427 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 50 UTC dates. Heard between 2026-05-24 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

1,734

Related messages

427

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m

First seen: 2026-05-24
Last seen: 2026-08-21 16:42 UTC

Frequent QSO partners observed at SO8OO

Stations DL1SA worked most often, as logged from our receiver:

UN0GY · Kazakhstan ×3 F1PBZ · France ×3 GB2WWA · England ×2 YL2NX · Latvia ×2 PI4DX · Netherlands ×2 IK2UJS · Italy ×2 DK2BK · Fed. Rep. of Germany ×2 HF5A · Poland ×2 R2EA · European Russia ×2 SP6JIU · Poland ×2 YO4NT · Romania ×2 LY3BRA · Lithuania ×2

Activity Heatmap

Locator transmitted by DL1SA

Approximate centre of JO43, decoded 2026-08-03 22:22 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	DL1SA S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 18:41	20m	- / -17	OK2CNI	+8 / -	3	✓ Closing fragment
08-21 17:19	20m	- / -18	IU1DXU	-9 / -	3	Partial capture
08-04 06:37	20m	- / -18	R50RKZ	-3 / -	2	✓ Closing fragment
08-03 22:19	80m	-15 / -10	G1YEF	-23 / -10	2	Partial capture
08-03 22:16	80m	-11 / -	EA7CPW	-15 / -8	3	✓ Closing observed
08-03 22:13	80m	-7 / -12	RA3PGR	-8 / -9	4	✓ Full exchange observed
08-03 22:11	80m	-9 / +4	OZ7PBI	+8 / -5	4	✓ Full exchange observed
08-03 22:08	80m	-8 / -7	IZ2QPP	-1 / -3	5	✓ Full exchange observed
08-03 22:06	80m	-4 / -6	YL3NU	-8 / -4	6	✓ Full exchange observed
08-03 22:06	80m	-10 / -	OZ7PBI	- / -4	2	Partial capture
08-03 22:02	80m	-10 / -9	2E0FWE	-6 / -8	4	✓ Full exchange observed
08-03 22:01	80m	-10 / -	OK1TRJ	- / -5	3	✓ Closing fragment
08-03 22:01	80m	-13 / -8	R7CD	+6 / -	4	✓ Closing observed
08-03 21:53	80m	-13 / +6	OZ1LGJ	-1 / -6	5	✓ Full exchange observed
08-03 21:53	80m	-11 / -2	DL4RAQ	+4 / 0	4	✓ Full exchange observed
08-03 21:51	80m	-12 / -	F1PBZ	- / -13	2	✓ Closing fragment
08-03 21:48	80m	-12 / -9	HB9EKJ	-15 / -9	4	✓ Full exchange observed
08-03 17:42	20m	- / -	F4PCM	-20 / -	2	Partial capture
08-03 17:19	20m	-19 / -	IW0CGT	- / -7	2	Partial capture
08-03 09:17	20m	- / 0	IU2THY	+1 / -	2	Partial capture
08-03 08:07	20m	-20 / -	RW1AX	- / -15	4	Partial capture
08-02 07:26	40m	- / -16	SQ8GBG	-18 / -	2	Partial capture
08-02 00:21	80m	-4 / -	DL2YMG	-6 / 0	5	✓ Full exchange observed
08-02 00:20	80m	-6 / +10	YL2NX	+3 / 0	4	✓ Full exchange observed
08-02 00:16	80m	-4 / -1	DO4FB	-2 / 0	4	✓ Full exchange observed
08-02 00:11	80m	-4 / -	M0KEE	- / -6	2	✓ Closing fragment
08-02 00:08	80m	-7 / -8	M3XGV	-22 / -10	4	✓ Full exchange observed
08-01 23:41	80m	-6 / -10	R2PT	-8 / -9	5	✓ Full exchange observed
08-01 23:38	80m	-4 / -	IK2VFR/P	- / -10	4	✓ Closing fragment
08-01 23:36	80m	-5 / -15	UA3ECJ	+4 / -9	7	✓ Full exchange observed
08-01 23:34	80m	-12 / -6	G0ANS	-9 / -3	2	Partial capture
08-01 23:30	80m	-5 / -9	GW4HZA	0 / -7	6	✓ Full exchange observed
08-01 23:28	80m	-4 / -	ON3ABR	- / -	2	Partial capture
08-01 23:26	80m	-9 / +8	DL6MRM	+11 / -4	7	✓ Full exchange observed
08-01 23:14	80m	-2 / -	DO5OT	+8 / +1	3	✓ Closing observed
08-01 23:11	80m	-4 / -15	R2EA	+7 / -	4	✓ Closing observed
08-01 23:08	80m	-9 / -19	DG5PW	-3 / -4	4	✓ Full exchange observed
08-01 23:06	80m	-9 / 0	R4FDD	-3 / -10	5	✓ Full exchange observed
08-01 23:04	80m	-8 / -1	F6FHZ	-22 / -15	4	✓ Full exchange observed
08-01 23:03	80m	-2 / -4	IW9FRA	-6 / -15	4	✓ Full exchange observed
08-01 23:01	80m	-1 / -	DO5OT	- / +1	3	Partial capture
08-01 22:59	80m	-2 / +1	SP0DF	+7 / -	2	✓ Closing observed
08-01 22:59	80m	-6 / -16	EW8AAC	+6 / -7	5	✓ Full exchange observed
07-31 21:32	80m	-18 / +4	DM2BM	-11 / -	5	✓ Closing observed
07-31 21:26	80m	-10 / -16	R2RAK	-4 / -2	6	✓ Full exchange observed
07-31 21:21	80m	- / -6	SM7XON	+2 / -	2	Partial capture
07-31 21:15	80m	-18 / -	IK0HBN	- / -7	2	Partial capture
07-31 21:13	80m	-19 / -	G8OO	-17 / -	2	✓ Closing observed
07-31 21:10	80m	-13 / -	DA6JN	0 / +3	2	Partial capture
07-31 21:08	80m	-12 / -	HB3YPJ	- / -19	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
171800 -24 2019  CQ DL1SA JO43
171900 -18 1817  IW0CGT DL1SA -07 (x2)
174200 -21 1762  DL1SA F4PCM JN23 (x2)
063730  -4 2075  DL1SA R50RKZ R-18 (x2)
171945 -12 1474  DL1SA IU1DXU R-18 (x3)
172345 -10 1513  DL1SA EB1DJ R-03
182800 -24 1828  SP6JUD DL1SA -16
184100  +1 2418  DL1SA OK2CNI JN79 (x3)

80m

UTC    dB Audio  Message
221415  -6 1838  EA8UP DL1SA -12
221530 -15 1714  DL1SA SP7X 73
221615 -14 1838  EA7CPW DL1SA -08
221645 -10 1838  CQ DL1SA JO43
221715  -8 1838  EA7CPW DL1SA RR73
221730 -15 2439  DL1SA EA7CPW RR73
221745  -8 1838  CQ DL1SA JO43 (x2)
221845 -14 1839  EA8UP DL1SA -15
221930 -15 1838  G1YEF DL1SA -10
221945 -23 2203  DL1SA G1YEF R-10
222100 -16 1839  CQ DL1SA JO43 (x4)

40m

UTC    dB Audio  Message
202700 -17 1732  IK8IOI DL1SA RR73
203045 -15 1733  DL1SA PA3BMB JO22 (x3)
203215  -7  477  DL1SA PD0IFI JO32 (x2)
203315 -15 1732  DL1SA DF9AO RR73
203900  -9  328  DL1SA IZ2DPX RR73
204045 -21 1586  <...> DL1SA -11
204145 -20 1585  TF4M DL1SA -07 (x2)
204400 -16 2349  DL1SA RR73; EA1B <...> -08
204415 -18 1585  TF4M DL1SA 73
072615 -17 1669  DL1SA SQ8GBG KN09 (x2)

10m

UTC    dB Audio  Message
115045  +7  587  DL1SA IK4LZH 73
133930 -24 1654  DL1SA F6JON/QRP R-02
100415 -24 1676  DL1SA EB3JT JN01 (x4)
112630 -24 1795  DL1SA F4FSY R-10 (x2)
124830  +0 1124  DL1SA DL3MIB JN57 (x6)
134245 -23 1421  CQ DL1SA JO43

60m

UTC    dB Audio  Message
200030 -19 1852  HB9HRR DL1SA -14
200045 -17 1332  DL1SA HB9HRR JN47
200100 -11 1852  HB9HRR DL1SA -16
200115 -18 1332  DL1SA HB9HRR R-08
200130 -15 1852  HB9HRR DL1SA RR73
200145 -18 1332  DL1SA HB9HRR 73
200200 -15 1851  CQ DL1SA JO43
200245 -22 1851  IK4LFI DL1SA -13
200300 -14 1240  DL1SA IK4LFI R-14 (x2)
200345 -21 1851  CQ DL1SA JO43
200430  -8 1851  DL1SA OZ/DL1MRD R+08
200515 -24 1851  CQ DL1SA JO43 (x3)

Decoder S/N history by band

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