KB4DSL — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EL87

Receiver-side FT8 activity involving KB4DSL, decoded by SO8OO in southeastern Poland. 29 related FT8 messages, observed on 40m, 20m, across 7 UTC dates. Heard between 2026-05-22 and 2026-08-06.

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

-3 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-05-22
Last seen: 2026-08-06 22:18 UTC

Frequent QSO partners observed at SO8OO

Stations KB4DSL worked most often, as logged from our receiver:

SV5BYP · Dodecanese KC1UVP · United States RC6O · European Russia 4O7CC · Montenegro IC8CUQ · Italy RD4A · European Russia OJ0MN · Market Reef PY4QQ · Brazil HB9TIH · Switzerland R2BQM · European Russia UW8SM · Ukraine RU3KV · European Russia

Activity Heatmap

Locator transmitted by KB4DSL

Approximate centre of EL87, decoded 2026-07-25 02:23 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	KB4DSL S/N	Counterpart	Counterpart S/N	Msgs	Capture
07-25 02:28	20m	-8 / -	AC7WY	- / -16	2	✓ Closing fragment
07-25 02:26	20m	-8 / -	5B4ARQ	- / -15	2	✓ Closing fragment
07-25 02:25	20m	-7 / +1	R2BQM	-12 / -9	5	✓ Full exchange observed
07-25 02:20	20m	-6 / -	<...>	- / 0	7	Partial capture
07-12 00:57	40m	-16 / -	KC1UVP	- / -6	2	✓ Closing fragment
07-12 00:56	40m	-16 / -	PY4QQ	- / -17	2	✓ Closing fragment
07-12 00:54	40m	- / -	RV3DFC	-18 / -	2	Partial capture
07-12 00:53	40m	-17 / -	SP6AXW	- / -12	2	✓ Closing fragment
07-12 00:53	40m	-20 / -	PE1NPS	-6 / -8	5	Partial capture
07-12 00:53	40m	-16 / -	R6FX	-19 / -12	4	✓ Closing observed
07-12 00:52	40m	-18 / -	AC9HP	- / -13	2	✓ Closing fragment
07-12 00:51	40m	-10 / -8	4O7CC	0 / -15	3	✓ Full exchange observed
07-07 23:05	20m	-16 / -	IC8CUQ	- / -15	2	✓ Closing fragment
07-07 23:01	20m	-12 / -	WM3PEN	- / -	12	Partial capture
07-07 22:55	20m	-16 / -	WM3PEN	- / -	3	Partial capture
07-07 22:54	20m	-6 / -	UW8SM	- / -5	2	✓ Closing fragment
07-07 22:52	20m	-3 / -	RU3KV	- / -12	2	✓ Closing fragment
07-07 22:48	20m	-5 / -	WM3PEN	- / -	5	Partial capture
06-17 20:42	20m	-6 / -	SP9JP	- / -12	2	✓ Closing fragment
06-17 20:41	20m	-3 / -1	HB9TIH	-17 / -	2	✓ Closing observed
06-17 20:40	20m	-2 / -	OE9DBI	- / -15	2	✓ Closing fragment
06-17 20:38	20m	-4 / -	IZ0EAE	- / -9	2	✓ Closing fragment
06-17 20:36	20m	- / -10	US5HL	+8 / -	2	✓ Closing fragment
06-17 20:33	20m	- / -13	RD4A	+10 / -	5	✓ Closing fragment
06-03 01:46	20m	- / -	RA3ZDU	0 / -	2	Partial capture
05-31 00:17	20m	+2 / -	KD4GPE	- / -3	2	✓ Closing fragment
05-31 00:13	20m	+5 / -	SV5BYP	- / -9	3	✓ Closing fragment
05-31 00:11	20m	+5 / -11	OJ0MN	+1 / -22	5	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
022245  -7 2554  <...> KB4DSL EL87 (x3)
022445  -5 2554  SP9D KB4DSL -09
022530 -15 2554  KB4DSL R2BQM KO85
022545  -8 2554  R2BQM KB4DSL -09
022600  -9 2555  KB4DSL R2BQM R+01
022615  -6 2554  R2BQM KB4DSL RR73
022630 -11 2554  KB4DSL R2BQM 73
022645 -10 2554  5B4ARQ KB4DSL -15 (x2)
022745 -10 2553  EX8ABQ KB4DSL -13
022845  -6 2554  AC7WY KB4DSL -16 (x2)
001845  -6  521  KB4DSL IC8TEM JN70

40m

UTC    dB Audio  Message
005315 -18 2184  SP6AXW KB4DSL -12
005330 -10 2487  KB4DSL PE1NPS JO22
005345 -16 2185  SP6AXW KB4DSL RR73
005400 -19 2184  KB4DSL R6FX LN14
005400  -9 2487  KB4DSL PE1NPS JO22
005415 -17 2184  R6FX KB4DSL -12
005430 -18 1477  KB4DSL RV3DFC KO95
005430  -4 2487  KB4DSL PE1NPS JO22
005445 -16 2184  R6FX KB4DSL RR73
005545 -20 2184  PE1NPS KB4DSL -08
005615 -17 2184  PY4QQ KB4DSL R-17
005630 -18 1477  KB4DSL RV3DFC KO95
005645 -16 2185  PY4QQ KB4DSL 73
005715 -18 2185  KC1UVP KB4DSL -06 (x2)

Decoder S/N history by band

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