KC3ZZ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FN20

Receiver-side FT8 activity involving KC3ZZ, decoded by SO8OO in southeastern Poland. 171 related FT8 messages, 1 CQ messages, observed on 60m, 40m, 20m, across 31 UTC dates. Heard between 2026-04-22 and 2026-07-12.

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

171

Related messages

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

20m 40m 60m

First seen: 2026-04-22
Last seen: 2026-07-12 02:33 UTC

Frequent QSO partners observed at SO8OO

Stations KC3ZZ worked most often, as logged from our receiver:

YO4NF · Romania N9W · United States IU4PTA · Italy EA7NK · Spain SV2HTW · Greece RA1QD · European Russia W9DHI · United States DG1KFR · Fed. Rep. of Germany TI5GAX · Costa Rica ND9M · United States K4ISU · United States KQ4TDQ · United States

Activity Heatmap

Locator transmitted by KC3ZZ

Approximate centre of FN20, decoded 2026-06-12 00:35 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	KC3ZZ S/N	Counterpart	Counterpart S/N	Msgs	Capture
07-12 04:32	40m	- / -25	DG1KFR	-14 / -	2	✓ Closing fragment
06-30 02:01	20m	- / -10	N9W	-16 / -	3	✓ Closing fragment
06-29 03:47	40m	- / -21	F4DIA	-12 / -	2	✓ Closing fragment
06-12 00:26	20m	- / -15	YO4NF	+8 / -	3	✓ Closing fragment
06-12 00:01	20m	-14 / -18	W9DHI	-7 / -	3	✓ Closing observed
06-11 01:01	20m	- / -12	ND9M	-12 / -	2	✓ Closing fragment
06-11 00:56	20m	- / -4	WV2B	-2 / -	2	✓ Closing fragment
06-10 00:21	20m	- / -10	K0DRE	-6 / -	2	Partial capture
06-07 01:58	20m	- / -4	KY4KY	-13 / -	3	Partial capture
06-07 01:26	20m	- / -9	KQ4TDQ	-8 / -	2	✓ Closing fragment
06-06 04:50	20m	- / -21	SV2HTW	-6 / -	6	✓ Closing fragment
06-06 04:33	20m	- / -11	TI5GAX	-10 / -	2	✓ Closing fragment
06-06 04:08	20m	- / -14	YO8RC	-18 / -	2	Partial capture
06-04 21:21	20m	- / -	EA3RR	0 / -	5	Partial capture
06-02 05:29	20m	- / -	DL2FX	-12 / -	2	Partial capture
06-01 03:47	20m	- / -23	K4ISU	-22 / -	2	✓ Closing fragment
05-29 04:18	20m	- / -16	RA1QD	-7 / -	2	✓ Closing fragment
05-27 04:34	20m	- / -18	IU4PTA	-16 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
034700 -12 1477  KC3ZZ F4DIA -21 (x2)
043230 -16 2291  KC3ZZ DG1KFR -25 (x2)

20m

UTC    dB Audio  Message
005600  -5 1188  KC3ZZ WV2B -04 (x2)
010130 -12 2367  KC3ZZ ND9M -12 (x2)
000145 -14  602  W9DHI KC3ZZ FN20
000200  -4  601  KC3ZZ W9DHI -18 (x2)
002630 +11 1033  KC3ZZ YO4NF -15 (x3)
003545 -20 1033  CQ KC3ZZ FN20
034330 -17 1133  KC3ZZ SV4LGX KM09
020115 -16 1055  KC3ZZ N9W -10 (x3)

Decoder S/N history by band

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