DM5WH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO40

Receiver-side FT8 activity involving DM5WH, decoded by SO8OO in southeastern Poland. 476 related FT8 messages, 168 CQ messages, observed on 80m, 40m, 20m, 10m, across 30 UTC dates. Heard between 2026-05-23 and 2026-08-21.

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

476
Related messages
168
CQ messages
30
UTC dates heard
-10 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-05-23
Last seen: 2026-08-21 16:30 UTC

Frequent QSO partners observed at SO8OO

Stations DM5WH worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by DM5WH

Approximate centre of JO40, decoded 2026-08-21 18:30 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 UTCBandDM5WH S/NCounterpartCounterpart S/NMsgsCapture
08-21 17:31 10m - / - DH5BM -20 / - 6 Partial capture
08-21 17:15 10m -14 / -14 DF7EE -14 / -9 8 Partial capture
08-21 16:52 10m -16 / - G6PWS - / -8 3 Partial capture
08-21 12:39 10m -11 / - IK4LZH - / - 2 ✓ Closing fragment
08-21 12:10 10m - / - DJ3HW +2 / - 9 Partial capture
08-21 12:04 10m -16 / -17 DL3MIB +2 / -14 11 ✓ Full exchange observed
08-21 11:35 10m - / +6 E70SZ -12 / - 3 ✓ Closing fragment
08-20 14:47 10m -20 / - HG1DRC - / -4 3 ✓ Closing fragment
08-20 14:37 10m - / -15 RN6MA -17 / - 2 ✓ Closing fragment
08-20 14:24 10m - / -19 R6DWD -2 / - 2 ✓ Closing fragment
08-20 14:12 10m -22 / - R7OV - / -10 2 ✓ Closing fragment
08-10 11:41 20m - / - IU2THY -5 / - 3 Partial capture
08-08 15:17 40m - / - DK3ME -7 / - 3 ✓ Closing fragment
08-07 15:17 40m - / +2 DF1YQ +3 / - 4 ✓ Closing fragment
08-06 14:47 40m - / - YO4KMU -18 / - 2 Partial capture
08-03 13:24 40m - / -6 DL1RTS -20 / - 2 ✓ Closing fragment
08-01 16:07 20m - / 0 TF4M -7 / - 2 ✓ Closing fragment
07-29 15:15 20m - / - DJ5YS -16 / - 2 Partial capture
07-29 10:46 20m - / -13 RA1QX -18 / - 2 Partial capture
07-29 10:36 20m - / - F4JZW -16 / - 2 Partial capture
07-29 10:01 20m - / -12 <...> -7 / - 2 Partial capture
07-29 09:46 20m - / -3 E70SZ -9 / - 5 ✓ Closing fragment
07-20 15:36 40m - / -1 HF0S -12 / - 2 ✓ Closing fragment
07-19 10:04 20m - / -12 OE6GBG -9 / - 2 Partial capture
06-30 13:34 20m - / +5 M8KKH -9 / - 2 ✓ Closing fragment
06-30 13:29 20m - / -15 M9VVE -12 / - 2 Partial capture
06-27 16:07 20m - / +5 DL1R -10 / - 3 ✓ Closing fragment
06-27 15:19 40m - / -5 OK2VCR -13 / - 5 ✓ Closing fragment
06-27 15:18 40m - / +6 SP9AU +2 / - 3 ✓ Closing fragment
06-25 15:31 20m - / - I4BUQ -14 / - 4 Partial capture
06-18 13:21 10m - / -15 IK7YZB +5 / - 3 ✓ Closing fragment
06-18 13:11 10m - / -21 A91PSD -13 / - 3 ✓ Closing fragment
06-18 13:05 10m - / -16 EC3A -20 / - 2 ✓ Closing fragment
06-18 12:56 10m - / -9 IU0SKX -16 / - 2 ✓ Closing fragment
06-18 10:09 20m - / -9 M7JVT -11 / - 4 Partial capture
06-18 09:58 20m -20 / - R3YAX - / -8 2 Partial capture
06-18 09:55 20m - / - RW1AX -10 / - 2 Partial capture
06-18 09:41 20m - / -9 IQ7KM +4 / - 2 ✓ Closing fragment
06-16 14:43 20m -5 / - IQ9BF +1 / - 2 ✓ Closing observed
06-16 14:36 20m -20 / -18 IQ0VT -8 / -17 3 Partial capture
06-13 19:14 40m -3 / - PD2HVB - / - 2 Partial capture
06-13 19:12 40m 0 / - PI4DX +8 / +7 4 ✓ Full exchange observed
06-13 19:09 40m 0 / -7 9A6SJU -6 / -17 8 ✓ Full exchange observed
06-13 19:08 40m -6 / -12 OZ9FF -2 / - 4 ✓ Closing observed
06-13 19:06 40m - / +6 F1POK -10 / - 2 ✓ Closing fragment
06-13 19:04 40m -8 / 0 ON6SAT -5 / +5 4 ✓ Full exchange observed
06-13 19:03 40m - / +7 ON3BAJ -11 / - 2 ✓ Closing fragment
06-13 19:01 40m -4 / -8 DL/ON4IPA -2 / +2 3 Partial capture
06-13 18:59 40m -6 / -12 DL1HDL -3 / -3 3 ✓ Full exchange observed
06-13 09:36 10m - / -14 LZ2VQ +2 / - 4 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

10m 
UTC    dB Audio  Message
171515 -12 1276  DM5WH DF7EE JO40
171530  -9 1587  DF7EE DM5WH -09
171545 -14 1276  DM5WH DF7EE R-14
171600 -14 1587  DF7EE DM5WH -09
171615 -14 1276  DM5WH DF7EE R-14
171630 -19 1587  DF7EE DM5WH -09
171645 -15 1276  DM5WH DF7EE R-14 (x2)
173115 -23 1587  DM5WH DH5BM JO41 (x6)
183045 -14 1877  CQ DM5WH JO40
20m 
UTC    dB Audio  Message
104630 -18 2067  DM5WH RA1QX KO99 (x2)
151230  -9 2272  DM5WH DJ5YS JN68 (x3)
151945 -24 1670  CQ DM5WH JO40
160730  -7 2333  DM5WH TF4M +00 (x2)
100545 -17 1936  DM5WH M9UTD RR73
134830 -21 1312  DM5WH TA2ED -19
144045 -11 1575  CQ DM5WH JO40
114100  -9  565  DM5WH IU2THY JN45 (x3)
135845 -24 1376  CQ DM5WH JO40                         a1
40m 
UTC    dB Audio  Message
151900  +5 2747  DM5WH DF1YQ 73
152945 -15 1177  CQ DM5WH JO40 (x4)
153400 -15 1177  ON8HW DM5WH -01
155115 -11 1178  DM5WH SP6AMI -11
161530 -21 1177  CQ DM5WH JO40                         a1 (x4)
163130 -20 1177  IU4PPL DM5WH -19
151745  -9  922  DM5WH DK3ME RR73 (x3)
80m 
UTC    dB Audio  Message
200030  -5 1594  CQ DM5WH JO40 (x3)
200145  -2 2522  DM5WH IQ4JO JN63
200200  -9 1594  CQ DM5WH JO40
200215 -10 2376  DM5WH DL2RN JN68
200245 -14 1805  DM5WH DK4BP JN58
200300  -9 1594  CQ DM5WH JO40
200315 -19 1805  DM5WH DK4BP JN58
200315 -18 1594  DM5WH DL2VER JN49
200330  -6 1594  CQ DM5WH JO40
200345 -18 1594  DM5WH DL2VER JN49
200345 -18 1804  DM5WH DK4BP JN58 (x3)

Decoder S/N history by band

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