DH1KJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JN48

Receiver-side FT8 activity involving DH1KJ, decoded by SO8OO in southeastern Poland. 4,346 related FT8 messages, 2,958 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 56 UTC dates. Heard between 2026-05-26 and 2026-08-23.

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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

4,346

Related messages

2,958

CQ messages

UTC dates heard

-1 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m

First seen: 2026-05-26
Last seen: 2026-08-23 23:45 UTC

Frequent QSO partners observed at SO8OO

Stations DH1KJ worked most often, as logged from our receiver:

EC3A · Spain ×7 F1IQH · France ×5 F1PBZ · France ×4 TM2WWA · France ×4 ON4MAP · Belgium ×4 PV8AJ · Brazil ×3 TM8WWA · France ×3 EA7LIC · Spain ×3 CT1BFP · Portugal ×3 IN3IZQ · Italy ×3 HA3GX · Hungary ×3 IK4LZH · Italy ×3

Activity Heatmap

Locator transmitted by DH1KJ

Approximate centre of JN48, decoded 2026-08-24 01:45 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	DH1KJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-24 01:43	80m	-1 / -	WK1O	- / -	2	Partial capture
08-24 01:41	80m	+2 / -	UF3T	- / +8	2	Partial capture
08-24 01:34	80m	-3 / -9	S58MU	+14 / -3	5	✓ Full exchange observed
08-24 01:30	80m	-4 / -	AK4R	- / -6	5	Partial capture
08-24 01:26	80m	-6 / -14	R6ZB	+4 / -12	3	✓ Full exchange observed
08-24 01:19	80m	-11 / -	VO1OP	- / -7	3	✓ Closing fragment
08-24 01:12	80m	+8 / -	W4FZ	- / -10	3	Partial capture
08-24 01:11	80m	+10 / -	<...>	- / +7	2	Partial capture
08-24 01:03	80m	-14 / -	W5MOT	- / -13	7	Partial capture
08-24 00:59	80m	-6 / -	N8KR	- / -13	4	Partial capture
08-24 00:57	80m	-6 / -	SV8JE	+4 / +5	2	✓ Closing observed
08-24 00:55	80m	0 / -5	EC3A	-8 / -3	4	✓ Full exchange observed
08-24 00:50	80m	+10 / -	K3LL	- / -13	4	Partial capture
08-24 00:46	80m	+9 / -	EA3FR	- / -21	2	Partial capture
08-24 00:45	80m	+9 / -10	N1TQP	-10 / -8	7	✓ Full exchange observed
08-24 00:44	80m	+12 / -	M0PEL	+1 / +4	5	✓ Full exchange observed
08-24 00:40	80m	+6 / -	KJ4KFJ	- / -	3	Partial capture
08-24 00:38	80m	+6 / -	DO4TYW	-2 / -	5	✓ Full exchange observed
08-24 00:34	80m	+6 / -	KA3HED	-8 / -21	5	✓ Closing observed
08-24 00:32	80m	+6 / -12	KF2OG	-20 / -16	5	✓ Full exchange observed
08-23 13:38	10m	-5 / -	JG1SYK	- / -	2	✓ Closing fragment
08-22 02:39	40m	+3 / -	AG2K	- / +9	3	✓ Closing fragment
08-22 02:35	40m	+6 / -	N8FMD	- / -6	2	Partial capture
08-22 02:33	40m	+6 / +5	OH8KFN	-10 / -4	4	✓ Full exchange observed
08-22 02:30	40m	+8 / -	LA1HU	- / -3	3	✓ Closing fragment
08-22 02:27	40m	+6 / -	PE1BOG	- / -11	2	✓ Closing fragment
08-22 02:25	40m	+2 / -2	SV8GXC	-9 / -9	4	✓ Full exchange observed
08-22 02:22	40m	+4 / -	HI3JMS	-13 / -10	4	✓ Closing observed
08-22 02:19	40m	+5 / -	W5COE	- / -11	5	✓ Closing fragment
08-22 02:17	40m	+4 / -	KD8VYT	- / -10	3	Partial capture
08-22 02:15	40m	+6 / -	AI0Y	- / -3	2	✓ Closing fragment
08-22 02:13	40m	+4 / -	K9EL	- / -2	3	✓ Closing fragment
08-22 02:11	40m	+5 / -	WD8ANZ	-24 / -9	3	✓ Closing observed
08-22 02:09	40m	+5 / -	W9KMP	- / -20	3	✓ Closing fragment
08-22 02:06	40m	+2 / -	AI0Y	- / -10	2	Partial capture
08-22 02:03	40m	+6 / -7	KO4PRE	-9 / -6	5	✓ Full exchange observed
08-22 02:02	40m	+11 / -	ON4MAP	-16 / -21	4	✓ Full exchange observed
08-22 01:59	40m	+7 / -	SP1ZMO	- / -10	2	✓ Closing fragment
08-22 01:57	40m	+10 / -	RX9WM	-1 / -13	3	Partial capture
08-22 01:43	80m	-2 / -	AA6KJ	- / -10	5	Partial capture
08-22 01:40	80m	-2 / -	K4JWA	- / -6	4	Partial capture
08-22 01:35	80m	+11 / -	K4JWA	- / -	3	Partial capture
08-22 01:33	80m	+8 / -	RU6UR	-20 / -25	3	✓ Closing observed
08-22 01:31	80m	+6 / -16	OH4JFN	+6 / -1	4	✓ Full exchange observed
08-22 01:25	80m	+9 / -7	EC3A	-9 / +1	4	✓ Full exchange observed
08-22 01:22	80m	+9 / -	EA5JK	- / +8	3	Partial capture
08-22 01:19	80m	-1 / -	WT3Q	- / -7	6	Partial capture
08-22 01:14	80m	-5 / -	II7MGBT	- / -	2	Partial capture
08-22 01:12	80m	-2 / -	OZ/KD0NDU	- / -4	4	Partial capture
08-22 01:10	80m	0 / -8	RA5CM	+3 / -5	4	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
013730  -6  504  CQ DH1KJ JN48 (x6)
014130  +3  504  UF3T DH1KJ +08 (x2)
014230  -2  504  CQ DH1KJ JN48 (x2)
014330  +0  504  WK1O DH1KJ JN48 (x2)
014430  -1  504  CQ DH1KJ JN48 (x3)

10m

UTC    dB Audio  Message
194800  -7  553  DH1KJ RW6HPS LN15
200530 -15 1085  DH1KJ SM0VKU +20 (x2)
131545  -5  653  CQ DH1KJ JN48
131645 -11  652  MI0JZZ DH1KJ JN48
131945 -13  653  <...> DH1KJ R-12
133045 -11  653  CQ DH1KJ JN48 (x5)
133830  -5  653  JG1SYK DH1KJ JN48 (x2)
134130  -1  652  VP8NO DH1KJ -13
134200  -9  652  V51F DH1KJ JN48

40m

UTC    dB Audio  Message
023330  +6  356  OH8KFN DH1KJ RR73
023345 -10  357  DH1KJ OH8KFN 73
023400  +7  356  CQ DH1KJ JN48
023500  +5  356  K1GAO DH1KJ JN48
023530  +3  355  N8FMD DH1KJ JN48 (x2)
023630  +5  356  CQ DH1KJ JN48 (x5)
023930  +3  356  AG2K DH1KJ JN48 (x3)
024100  +5  356  CQ DH1KJ JN48

20m

UTC    dB Audio  Message
213315  -6 1442  DH1KJ DL1UDO R+19
213330 +16 2634  DL1UDO DH1KJ RR73
213345 -12 1442  DH1KJ DL1UDO 73
213400 +12 2634  CQ DH1KJ JN48 (x5)
213630  +8 2634  JJ2IJU DH1KJ -18 (x3)
213800  +8 2634  CQ DH1KJ JN48 (x4)

60m

UTC    dB Audio  Message
230800  +0  398  F5OYA/P DH1KJ -18
230815  -6  397  DH1KJ F5OYA/P R-04
230830  +3  398  F5OYA/P DH1KJ RR73
230845  -5  397  DH1KJ F5OYA/P 73
230900  +3  398  F5OYA/P DH1KJ 73
230930  +0  398  CQ DH1KJ JN48 (x10)

Decoder S/N history by band

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