WB4ABY — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EM74

Receiver-side FT8 activity involving WB4ABY, decoded by SO8OO in southeastern Poland. 97 related FT8 messages, 16 CQ messages, observed on 80m, 40m, 20m, across 9 UTC dates. Heard between 2026-05-27 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.

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Overview

Related messages

CQ messages

UTC dates heard

-9 dB

Mean decoder S/N

Bands

80m 20m 40m

First seen: 2026-05-27
Last seen: 2026-08-23 00:51 UTC

Frequent QSO partners observed at SO8OO

Stations WB4ABY worked most often, as logged from our receiver:

F1PBZ · France ×3 IZ2DVI · Italy UT5ZC · Ukraine UT3RS · Ukraine F4MZI · France KC1WNO · United States CR7CBH · Portugal SV8JE · Greece UT5ECZ · Ukraine 7Z1DM · Saudi Arabia UA9FGJ · European Russia IK2YVA · Italy

Activity Heatmap

Locator transmitted by WB4ABY

Approximate centre of EM74, decoded 2026-08-23 02:44 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	WB4ABY S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 02:45	20m	- / -17	7Z1DM	-16 / -	3	✓ Closing fragment
08-23 02:39	20m	-19 / -	TJ1GD	- / -	3	Partial capture
08-23 02:34	20m	-20 / -	TJ1GD	- / -	2	Partial capture
08-23 02:25	20m	-18 / -18	W8GQ	-20 / -3	7	Partial capture
08-23 02:21	20m	-15 / -12	SV5BYP	-14 / -6	3	Partial capture
08-23 02:19	20m	- / -10	F1PBZ	0 / -	2	✓ Closing fragment
08-23 02:14	20m	-21 / -	A41KB	- / -	5	Partial capture
08-23 02:12	20m	-21 / -6	DL9UXF	-14 / -	6	✓ Closing observed
08-23 02:11	20m	-20 / -14	F4MZI	-13 / -14	14	✓ Full exchange observed
08-23 02:11	20m	-19 / -	RW9WT	- / -15	2	Partial capture
08-23 02:11	20m	- / -	DL1UDO	-7 / -	2	Partial capture
08-23 02:06	20m	-19 / -	TJ1GD	- / -	3	Partial capture
08-23 02:06	20m	-20 / -	DL1R	-7 / -7	6	Partial capture
08-23 02:04	20m	-19 / -8	F4VTR	-11 / -	3	Partial capture
08-23 02:03	20m	-19 / -	KC1WNO	-19 / -	2	✓ Closing observed
08-23 01:57	20m	-19 / -	A41KB	- / -	5	Partial capture
08-08 19:42	20m	- / -12	F1DJY	+8 / -	2	Partial capture
08-08 19:33	20m	- / -	IK2YVA	-18 / -	2	✓ Closing fragment
07-02 22:31	20m	- / -21	<...>	-11 / -	2	Partial capture
06-20 02:45	40m	- / -	F4FLF	-10 / -	3	Partial capture
06-19 03:13	80m	- / -	F5MYK	-17 / -	2	Partial capture
06-14 02:37	80m	- / -	F8NHF	-1 / -	4	Partial capture
06-14 02:31	80m	- / -	F8NHF	-7 / -	3	Partial capture
06-14 02:25	80m	- / -17	IZ2DVI	+1 / -	5	✓ Closing fragment
06-14 02:25	80m	- / -24	SV8JE	+10 / -	3	✓ Closing fragment
06-14 02:22	80m	- / -15	F1PBZ	-2 / -	2	✓ Closing fragment
06-05 03:56	20m	-16 / -	SV9TLU	- / -	2	Partial capture
06-05 03:52	20m	-16 / -	R2EC	- / -3	2	Partial capture
06-05 03:36	20m	-15 / -	F1PBZ	- / +2	2	✓ Closing fragment
06-05 03:06	20m	-16 / -	W6TOX	- / -	2	Partial capture
06-05 03:01	20m	-14 / -	K0SD	- / -4	2	Partial capture
06-05 02:53	20m	-15 / -	UT2AU	- / -6	2	Partial capture
06-05 02:52	20m	-13 / -4	UT5ECZ	-6 / -3	4	✓ Full exchange observed
06-05 02:47	20m	-15 / -11	UA9FGJ	0 / -5	5	✓ Full exchange observed
06-05 02:41	20m	- / -9	UT5ZC	-4 / -	3	✓ Closing fragment
05-27 23:19	40m	- / -15	CR7CBH	-13 / -	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
023445 -22 1372  TJ1GD WB4ABY EM74 (x5)
024215 -20 1372  CQ WB4ABY EM74
024230 -14 2298  WB4ABY DL1VCA JO62
024245 -19 1372  CQ WB4ABY EM74
024345 -19 1372  UA3GIE WB4ABY RRR
024445 -22 1372  CQ WB4ABY EM74
024530 -15 1373  WB4ABY 7Z1DM -17 (x3)
025100 -18 2013  WB4ABY RV3SBS/P LO04
025215 -19 1372  KK7WXF WB4ABY RRR

40m

UTC    dB Audio  Message
231945 -17 1313  WB4ABY CR7CBH IM59 (x4)
000130  +9  375  WB4ABY <...> -17
024530  -9 1737  WB4ABY F4FLF JN18 (x3)

80m

UTC    dB Audio  Message
022600  +6 2506  WB4ABY IZ2DVI JN45
022630 -11 1105  WB4ABY G4UJS -20
022630 +11  276  WB4ABY SV8JE 73
022630  -1 2506  WB4ABY IZ2DVI JN45 (x3)
023100 -10 2433  WB4ABY F8NHF JO10 (x7)
031300 -15 2252  WB4ABY F5MYK IN97 (x2)

Decoder S/N history by band

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