AB4BC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States

Receiver-side FT8 activity involving AB4BC, decoded by SO8OO in southeastern Poland. 135 related FT8 messages, 12 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 22 UTC dates. Heard between 2026-05-21 and 2026-08-19.

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

135
Related messages
12
CQ messages
22
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-21
Last seen: 2026-08-19 23:48 UTC

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 UTCBandAB4BC S/NCounterpartCounterpart S/NMsgsCapture
08-20 01:48 20m - / - IZ0GRR -15 / - 2 Partial capture
08-20 00:32 20m - / -19 IZ0GRR -12 / - 9 Partial capture
08-12 18:12 20m - / - DK7MT -7 / - 2 Partial capture
08-10 21:16 20m - / -13 F6ARS -16 / - 4 ✓ Closing fragment
08-10 20:43 20m - / - F4DWY -7 / - 3 ✓ Closing fragment
08-09 20:46 20m - / -3 IW4AOT -7 / - 3 Partial capture
07-31 01:58 80m - / -9 N9ZJ -13 / - 3 ✓ Closing fragment
07-11 03:22 80m - / -17 SV8JE +12 / - 2 ✓ Closing fragment
07-11 03:19 80m - / -18 HB9CXZ +7 / - 3 ✓ Closing fragment
07-11 03:09 80m - / - SV8JE +2 / - 5 Partial capture
07-11 02:47 80m - / -25 HB9CXZ +8 / - 10 Partial capture
06-12 01:16 60m - / -11 HB9MFM 0 / - 3 ✓ Closing fragment
06-11 05:01 20m - / -12 IU0TPA +8 / - 4 ✓ Closing fragment
06-11 00:50 20m - / -17 R5AV -3 / - 3 ✓ Closing fragment
06-07 02:11 20m - / -8 WB3FME -21 / - 3 Partial capture
06-05 03:01 40m - / -13 OZ1KZX -1 / - 3 Partial capture
06-05 02:51 40m - / -20 OA4ENG -16 / - 2 Partial capture
06-05 02:47 40m - / - EA5TE -8 / - 2 ✓ Closing fragment
06-05 01:55 40m - / -17 IQ9BF -4 / - 2 Partial capture
06-05 01:32 40m - / -12 DL5DQZ +1 / - 8 ✓ Closing fragment
06-04 03:59 40m - / -18 CN8NS -11 / - 2 ✓ Closing fragment
05-30 21:36 20m - / -17 CT3HU +1 / - 2 Partial capture
05-29 01:18 20m -8 / - M0IOY - / -13 4 Partial capture
05-29 01:13 20m -13 / - M0IOY - / -13 4 Partial capture
05-28 22:09 20m - / -7 M0PPT -8 / - 2 ✓ Closing fragment
05-28 18:50 20m - / -24 GJ0KYZ +5 / - 3 Partial capture
05-28 03:08 20m -20 / - DL6UJ - / -15 3 Partial capture
05-28 02:54 20m -20 / -15 TL8GD -1 / -24 3 ✓ Full exchange observed
05-27 02:56 20m -16 / - G0AZH - / -1 4 Partial capture
05-27 02:32 20m - / -13 OE5TXF -12 / - 3 ✓ Closing fragment
05-27 02:20 20m -20 / - IT9ELM - / - 4 Partial capture
05-27 02:17 20m -12 / - IT9ELM - / - 2 Partial capture
05-27 02:12 20m -11 / - IT9ELM - / - 4 Partial capture
05-27 01:28 20m -18 / - A61SD - / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
211730 -19  939  AB4BC F6ARS 73
181215  -6  854  AB4BC DK7MT JO31 (x2)
201645  -7  464  AB4BC IK4LZH 73
003245  -9 1496  AB4BC IZ0GRR JN61 (x11)
80m
UTC    dB Audio  Message
025345  +3 1974  AB4BC HB9CXZ R-25
030945  +9  243  AB4BC SV8JE KM08 (x5)
031945 +15 2477  AB4BC IQ4JO JN63
031945  +3 1973  AB4BC HB9CXZ JN46 (x3)
032245  +8  243  AB4BC SV8JE R-17 (x2)
015815 -13 1442  AB4BC N9ZJ FN64 (x3)
10m
UTC    dB Audio  Message
134315 -11 2643  AB4BC F1PBZ -19
60m
UTC    dB Audio  Message
011630  +0 2537  AB4BC HB9MFM JN37 (x3)
40m
UTC    dB Audio  Message
013415  +7 2323  AB4BC DL5DQZ R-12 (x4)
014545  -9 2074  AB4BC PD4RJ JO33
015530  -6 2195  AB4BC IQ9BF R-17 (x2)
024730  -9 2285  AB4BC EA5TE IM99 (x2)
025100 -16 1842  AB4BC OA4ENG R-20 (x2)
030130  -1 2793  AB4BC OZ1KZX R-13 (x3)
030300 -15 2414  AB4BC SP5LST KO02

Decoder S/N history by band

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