F4MXU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: France Locator transmitted in a decoded message: JN25

Receiver-side FT8 activity involving F4MXU, decoded by SO8OO in southeastern Poland. 184 related FT8 messages, 33 CQ messages, observed on 80m, 40m, 20m, 10m, across 37 UTC dates. Heard between 2026-05-25 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

184
Related messages
33
CQ messages
37
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-05-25
Last seen: 2026-08-23 06:34 UTC

Activity Heatmap

Locator transmitted by F4MXU

Approximate centre of JN25, decoded 2026-08-23 22:12 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 UTCBandF4MXU S/NCounterpartCounterpart S/NMsgsCapture
08-23 22:05 20m -15 / - <...> - / +1 3 Partial capture
08-23 19:20 20m +4 / - PT7OT - / - 2 Partial capture
08-23 16:22 20m -12 / - 7Z1BM - / - 2 Partial capture
08-23 08:35 20m +4 / - VK6BAD - / -25 8 ✓ Closing fragment
08-23 08:34 20m - / -13 DL4YAJ/MM 0 / - 2 Partial capture
08-22 23:45 20m -9 / -17 AB4KK -11 / -12 2 Partial capture
08-22 23:44 20m -12 / - AA1ZZ - / - 18 Partial capture
08-22 23:34 20m -6 / - VO2NS - / - 2 Partial capture
08-22 23:30 20m -8 / - VO2NS - / - 2 Partial capture
08-22 23:27 20m -3 / - K5DCW - / -24 5 ✓ Closing fragment
08-22 23:09 20m -11 / - VP2VKC - / -11 10 Partial capture
08-22 21:13 20m - / -5 C31KC -3 / - 4 ✓ Closing fragment
08-22 17:23 20m - / - F4NGK -12 / - 4 Partial capture
08-22 17:15 20m -10 / -13 DL0GEO -11 / -9 4 Partial capture
08-22 16:51 20m -4 / - UB0SMX/P - / - 2 Partial capture
08-22 16:41 20m -14 / - FR5FK - / - 7 Partial capture
08-22 16:38 20m -8 / - FR5FK - / - 2 Partial capture
08-21 23:01 20m -14 / - HH2JR - / - 2 Partial capture
08-21 22:56 20m -9 / - HH2JR - / - 2 Partial capture
08-21 22:49 20m -12 / - HH2JR - / - 2 Partial capture
08-21 22:41 20m -7 / - VO2NS -14 / -9 10 ✓ Closing observed
08-21 22:06 20m -2 / - K5DCW - / - 2 Partial capture
08-21 22:02 20m -11 / - HH2JR - / - 6 Partial capture
08-21 21:55 20m +2 / - J73ESL - / - 2 Partial capture
08-21 05:31 40m -22 / - J88IH - / - 2 Partial capture
08-20 21:52 20m -20 / -10 YV6BXN -20 / -2 4 ✓ Full exchange observed
08-20 05:42 20m -6 / -15 8Z1IT -14 / -14 8 ✓ Full exchange observed
08-20 05:39 20m -1 / - ZL1VAH - / -22 3 Partial capture
08-20 05:35 20m +3 / - W3SWM - / - 2 Partial capture
08-20 05:31 20m -10 / - W9CBS - / -15 4 ✓ Closing fragment
08-20 05:26 20m -20 / - RO6G - / -19 2 ✓ Closing fragment
08-20 05:25 20m -12 / - R6FX - / -12 2 ✓ Closing fragment
08-19 22:04 20m - / -14 VE1WT -13 / - 5 ✓ Closing fragment
08-17 21:34 20m - / +7 F4ACR -3 / - 3 ✓ Closing fragment
08-16 22:05 20m -22 / - W5DAH - / - 4 Partial capture
08-16 22:02 20m -14 / - W5DAH - / - 2 Partial capture
08-15 19:25 20m -2 / - 7Z1BQ - / - 3 Partial capture
08-15 19:24 20m +2 / - XU7O - / - 2 Partial capture
08-12 21:59 20m -21 / - AE8JF - / - 3 Partial capture
08-12 21:54 20m -13 / -2 K1SM -15 / -11 6 ✓ Full exchange observed
08-12 20:10 20m -9 / - FR4BPM/P - / - 7 Partial capture
08-12 06:21 40m - / - DL6UM -12 / - 4 Partial capture
08-11 21:52 20m -5 / - NF3R - / - 2 Partial capture
08-11 21:45 20m -5 / - DL1BBO - / -1 7 ✓ Closing fragment
08-11 21:40 20m +4 / -20 WV2B -10 / -8 6 ✓ Full exchange observed
08-09 17:02 20m -13 / - A41ZZ - / - 4 Partial capture
08-09 16:57 20m -9 / - NW7M - / - 5 Partial capture
08-09 16:36 20m -18 / - YB1ALT - / - 2 Partial capture
08-09 16:27 20m -18 / - ZS1ALJ - / - 2 Partial capture
08-09 16:06 20m -22 / - 3X2ZPI/P - / - 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
083630  +9 2180  VK6BAD F4MXU JN25 (x6)
162230  -9 2038  7Z1BM F4MXU JN25 (x2)
192000  +5 1055  PT7OT F4MXU JN25 (x2)
220545 -13 1256  <...> F4MXU JN25 (x3)
220930 -13 2459  F4GHN F4MXU JN25
221230 -14 1392  AC8RJ F4MXU JN25
40m
UTC    dB Audio  Message
212415 -15 1785  TM150BEL F4MXU R+05
212445 -18 1784  DL/OO6P F4MXU R+05
202015 -15 1886  A71UN F4MXU JN25
212830 -23 1402  <...> F4MXU R-11
213045  -9 1991  F4MXU <...> -07
214845 -15  664  TJ1GD/P F4MXU JN25
215100 -12  782  F4MXU G5MJF RR73
053300 -12 2228  F4MXU YO6LM -14
062130 -12  772  F4MXU DL6UM JO60 (x3)
062330 -17 2208  F4MXU DK3TA 73
062330 -13  772  F4MXU DL6UM JO60
053115 -21  915  J88IH F4MXU JN25 (x2)
80m
UTC    dB Audio  Message
215745 -16  938  AP5ARS F4MXU JN25 (x5)
220330  -3 1955  F4MXU DL9ATW JO61 (x5)
220745  -7  937  AP5ARS F4MXU JN25 (x4)
061200 -11 2174  F4MXU HB10GBT -11
10m
UTC    dB Audio  Message
215645  -1 1870  F4MXU UR4QWW KN77 (x2)
215745  -4 2695  3G0YM F4MXU JN25
215745  -5 1870  F4MXU UR4QWW KN77
215815  -7 2696  3G0YM F4MXU JN25 (x4)
221730 -14 1028  DO9BAU F4MXU RR73
201315 -10 1603  CQ F4MXU JN25 (x2)
201415  -9 1603  OZ2BMN F4MXU -02
152100 -10 1967  F4MXU SV1CQN RR73
124700 -24 2131  OH0ERF F4MXU JN25 (x2)

Decoder S/N history by band

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