KN4QHU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FN31

Receiver-side FT8 activity involving KN4QHU, decoded by SO8OO in southeastern Poland. 83 related FT8 messages, observed on 40m, 20m, across 9 UTC dates. Heard between 2026-08-12 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

Related messages

CQ messages

UTC dates heard

-2 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-08-12
Last seen: 2026-08-23 21:07 UTC

Frequent QSO partners observed at SO8OO

Stations KN4QHU worked most often, as logged from our receiver:

DL1ARS · Fed. Rep. of Germany KA1ERL · United States US2YW · Ukraine EW2ZC · Belarus R2AL · European Russia DF1KW · Fed. Rep. of Germany XQ1KK · Chile YO6LM · Romania F5RRS · France 4X1UF · Israel GW0ETF · Wales

Activity Heatmap

Locator transmitted by KN4QHU

Approximate centre of FN31, decoded 2026-08-24 04:17 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	KN4QHU S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 15:59	20m	- / -23	GW0ETF	-2 / -	2	✓ Closing fragment
08-23 03:20	40m	- / -25	EW2ZC	-4 / -	6	✓ Closing fragment
08-23 02:58	40m	-15 / -23	4X1UF	-16 / -19	8	✓ Full exchange observed
08-23 02:37	40m	- / -	F4VTR	+4 / -	5	Partial capture
08-22 22:26	20m	- / -20	DK9ZQ	-4 / -	2	Partial capture
08-22 22:22	20m	- / -13	DF1KW	+16 / -	2	✓ Closing fragment
08-22 20:31	20m	- / -14	F5NNN	-3 / -	2	Partial capture
08-22 20:28	20m	- / -17	F5RRS	+10 / -	4	✓ Closing fragment
08-22 01:54	40m	- / -17	R2AL	+16 / -	7	✓ Closing fragment
08-22 01:32	40m	- / -	KA1ERL	-7 / -	2	✓ Closing fragment
08-21 21:00	20m	- / -1	DL1ARS	+17 / -	3	✓ Closing fragment
08-21 20:54	20m	- / -20	A71UN	-8 / -	2	Partial capture
08-20 19:51	20m	- / -	F6BIA	+12 / -	2	Partial capture
08-17 23:04	20m	- / -14	CT3MD	-14 / -	2	Partial capture
08-16 05:56	20m	- / -	EA3IDY	-10 / -	4	Partial capture
08-15 18:49	20m	- / -9	MM0GTU	-9 / -	3	Partial capture
08-14 19:11	20m	- / -16	F1PPH	-8 / -	11	Partial capture
08-12 04:39	40m	- / -	US2YW	+8 / -	3	✓ Closing fragment
08-12 04:07	40m	- / -17	YO6LM	-14 / -	4	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
202800  +8 1760  KN4QHU F5RRS JN36 (x4)
203100  -5 1089  KN4QHU F5NNN IN94 (x2)
222230 +15 2485  KN4QHU DF1KW -13 (x2)
222630  -3 2485  KN4QHU DK9ZQ JO41 (x2)
015530 -13 2534  KN4QHU N2LEE R+09
155915  +0 2082  KN4QHU GW0ETF -23 (x2)
230715  +8 2134  KN4QHU IQ4JO JN63
041730 -21 1208  AH6HY KN4QHU FN31

40m

UTC    dB Audio  Message
023945  +4 2575  KN4QHU F4VTR JN25
025845 -14  230  KN4QHU 4X1UF -23 (x3)
030030 -15 2574  4X1UF KN4QHU R-19
030045 -19  231  KN4QHU 4X1UF -23 (x4)
032000  -7 1279  KN4QHU EW2ZC -25 (x6)

Decoder S/N history by band

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