W4KMZ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States

Receiver-side FT8 activity involving W4KMZ, decoded by SO8OO in southeastern Poland. 67 related FT8 messages, observed on 40m, 20m, 10m, across 9 UTC dates. Heard between 2026-05-12 and 2026-08-03.

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

20m 40m 10m

First seen: 2026-05-12
Last seen: 2026-08-03 00:44 UTC

Frequent QSO partners observed at SO8OO

Stations W4KMZ worked most often, as logged from our receiver:

MW9LQA · Wales ×2 OA4ENG · Peru TN8GD · Republic of the Congo KY4JLS · United States F4FPR · France F6BIA · France 4X1UF · Israel IQ9BH · Sicily

Activity Heatmap

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	W4KMZ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-03 02:43	20m	- / -13	TN8GD	-1 / -	2	✓ Closing fragment
06-10 00:55	40m	- / -11	F4FPR	+2 / -	5	✓ Closing fragment
06-10 00:48	40m	- / -16	4X1UF	-6 / -	2	✓ Closing fragment
06-05 00:51	40m	- / -11	IQ9BH	-8 / -	3	✓ Closing fragment
05-31 17:18	20m	- / -18	F6BIA	+1 / -	3	✓ Closing fragment
05-31 03:24	40m	- / -	IK7XLG	-23 / -	2	Partial capture
05-31 03:24	40m	- / -17	MW9LQA	-15 / -	4	✓ Closing fragment
05-31 03:23	40m	- / -9	SV2BWY	-3 / -	2	Partial capture
05-31 03:18	40m	- / -19	MW9LQA	-12 / -	6	✓ Closing fragment
05-31 03:10	40m	- / -	OH1EDK	+3 / -	3	Partial capture
05-31 02:44	40m	- / -6	KY4JLS	-14 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
171800  +1 2912  W4KMZ F6BIA JN18 (x3)
024330  +3  517  W4KMZ TN8GD -13 (x2)

40m

UTC    dB Audio  Message
032600 -14  990  W4KMZ MW9LQA RR73
032600 -22 1643  W4KMZ IK7XLG JN80
032630 -16  990  W4KMZ MW9LQA RR73
032730  -5 1870  W4KMZ SV2BWY -14
005100  -6 2266  W4KMZ IQ9BH -11 (x3)
004845  -4 2679  W4KMZ 4X1UF -16 (x2)
005530  +1 2791  W4KMZ F4FPR IN88 (x5)
013745 -21 1935  W4KMZ TM13COL -08

Decoder S/N history by band

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