DM4TRX — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO31

Receiver-side FT8 activity involving DM4TRX, decoded by SO8OO in southeastern Poland. 247 related FT8 messages, 47 CQ messages, observed on 80m, 40m, 20m, 10m, across 8 UTC dates. Heard between 2026-06-14 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

247
Related messages
47
CQ messages
8
UTC dates heard
-7 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-06-14
Last seen: 2026-07-12 12:01 UTC

Frequent QSO partners observed at SO8OO

Stations DM4TRX worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by DM4TRX

Approximate centre of JO31, decoded 2026-07-10 22:05 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 UTCBandDM4TRX S/NCounterpartCounterpart S/NMsgsCapture
07-12 14:00 20m - / -15 CR7BUJ -15 / - 2 ✓ Closing fragment
07-12 13:33 20m - / -5 EA3AGF -15 / - 2 ✓ Closing fragment
07-11 21:23 20m - / -7 T77RN -9 / - 3 Partial capture
07-11 21:06 20m -18 / - BG4UVR - / -13 2 ✓ Closing fragment
07-11 21:06 20m - / - DL1R -6 / - 6 Partial capture
07-11 20:09 20m -16 / - KE2UK - / - 2 Partial capture
07-11 20:08 20m - / - RA6OY -8 / - 4 Partial capture
07-11 20:06 20m -16 / - BH2WTV - / -9 4 Partial capture
07-11 20:06 20m - / - IK4IDP -4 / - 5 Partial capture
07-11 20:05 20m -16 / -2 EA5JKT -18 / - 3 ✓ Closing observed
07-11 20:02 20m -16 / - XU7O - / -4 2 Partial capture
07-11 09:28 10m - / - F5ADE -14 / - 2 ✓ Closing fragment
07-10 22:06 40m -13 / -6 G1DWG -16 / +8 5 ✓ Full exchange observed
07-10 22:04 40m -12 / - YH1AA - / -16 4 Partial capture
07-10 22:03 40m -11 / - MW7RHR - / +1 2 ✓ Closing fragment
07-10 22:02 40m -10 / - M7OOT - / -16 2 ✓ Closing fragment
07-10 22:00 40m -10 / - SP9MOA - / -14 2 ✓ Closing fragment
07-10 21:58 40m -13 / - MW7RHR - / +3 3 Partial capture
07-10 21:54 40m -13 / - IW2EPE - / -15 4 ✓ Closing fragment
07-10 21:50 40m -12 / - E71DOC - / -19 2 ✓ Closing fragment
07-10 21:47 40m -13 / - DG7DBM - / -21 2 ✓ Closing fragment
07-10 21:47 40m - / -1 DL7UVO -3 / - 5 Partial capture
07-10 21:47 40m -12 / +7 GM4CXF -10 / +7 6 ✓ Full exchange observed
07-10 21:45 40m -12 / -4 R3QX -8 / -10 5 ✓ Full exchange observed
07-10 21:40 40m - / - DL7UVO -8 / - 3 Partial capture
07-10 21:35 40m -13 / -14 DL2BS -9 / -19 7 ✓ Full exchange observed
07-10 21:32 40m -12 / - YO2NES/P - / - 2 ✓ Closing fragment
07-10 21:30 40m -14 / - ON4MAP - / -14 2 ✓ Closing fragment
07-10 21:28 40m -12 / -13 DL7ACA -3 / - 5 ✓ Closing observed
07-10 21:28 40m - / - UR6QV -10 / - 2 Partial capture
07-10 21:22 40m - / - UR6QV -10 / - 2 Partial capture
07-10 21:21 40m - / -16 RL3K -8 / - 3 ✓ Closing fragment
07-10 21:17 40m -11 / +4 PC2J -9 / +8 5 ✓ Full exchange observed
07-10 21:16 40m -11 / -2 SP2MJP -10 / +1 7 ✓ Full exchange observed
07-10 21:14 40m - / +2 PD3AN -18 / - 2 ✓ Closing fragment
07-10 21:12 40m -11 / -5 R2EN -12 / - 5 ✓ Closing observed
07-10 21:11 40m -10 / 0 DL9PN -10 / -6 6 ✓ Full exchange observed
07-10 21:09 40m -13 / - SP9XG - / -11 2 ✓ Closing fragment
07-10 21:08 40m -14 / - SP8BJU - / -15 2 ✓ Closing fragment
07-10 21:06 40m -12 / -9 RN6MA -10 / -2 4 ✓ Full exchange observed
07-10 21:04 40m - / -4 DK1TBL -13 / - 3 ✓ Closing fragment
07-10 20:58 40m -12 / -14 DD1LD -11 / -2 8 Partial capture
07-10 20:57 40m -11 / - DG0JJH - / -11 3 ✓ Closing fragment
07-10 20:52 40m -12 / - DB4SNK - / +10 4 ✓ Closing fragment
07-10 20:49 40m -12 / - DK0RST -13 / -1 2 ✓ Closing observed
07-10 20:49 40m -12 / -3 DL7DL -6 / - 5 ✓ Closing observed
07-10 20:48 40m - / -15 DL3TX -20 / - 3 Partial capture
07-10 20:48 40m -12 / - M3ZZF - / -9 2 ✓ Closing fragment
06-27 00:09 20m - / -20 W4PSK -2 / - 2 ✓ Closing fragment
06-19 13:52 40m - / -7 DL5DQZ -6 / - 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
210615  -4 2720  DM4TRX DL1R JN58
210630 -17 2379  BG4UVR DM4TRX -13
210645  -3 2720  DM4TRX DL1R JN58
210700 -18 2379  BG4UVR DM4TRX RR73
210715  -4 2720  DM4TRX DL1R JN58 (x4)
212330  -7  343  DM4TRX T77RN -07 (x3)
133300 -17 1479  DM4TRX EA3AGF -05 (x2)
140030 -15 1307  DM4TRX CR7BUJ -15 (x2)
10m 
UTC    dB Audio  Message
162945 -22 1598  IW9FRA DM4TRX R-13
163945 -13 1598  UW5KW DM4TRX 73
164045 -17 1598  7Q5MP DM4TRX R-11
164400 -18 1598  GM0VGI DM4TRX JO31
092845 -16 1301  DM4TRX F5ADE +16 (x2)
40m 
UTC    dB Audio  Message
220130 -11  940  CQ POTA DM4TRX JO31
220200  -9  940  M7OOT DM4TRX -16 (x2)
220300 -11  940  MW7RHR DM4TRX +01 (x2)
220415 -13  940  YH1AA DM4TRX JO31 (x2)
220545 -10  940  CQ POTA DM4TRX JO31
220615 -11  940  YH1AA DM4TRX R-16
220630 -16 1135  DM4TRX G1DWG JO03 (x2)
220715 -11  940  YH1AA DM4TRX R-16
220745 -12  939  G1DWG DM4TRX +08
220800 -17 1039  DM4TRX G1DWG R-06
220815 -14  940  G1DWG DM4TRX RR73
80m 
UTC    dB Audio  Message
205545 -13  754  CQ DM4TRX JO31
205730  -5 1790  DM4TRX F4ESO JN39
205730 +20  754  DM4TRX HA7TM JN97 (x2)
205830  -6 1790  DM4TRX F4ESO JN39
205830 +18  753  DM4TRX HA7TM 73
205900  +2 1790  DM4TRX F4ESO R-04
205915 -15  753  F4ESO DM4TRX RR73
205930  +0 1790  DM4TRX F4ESO 73
210115 -12  754  OO0O DM4TRX JO31
210130  -7  500  DM4TRX OO0O -15 (x2)
210330  -9  754  IQ4LH DM4TRX JO31
210445 -13 1817  DM4TRX ON8LX -03 (x2)

Decoder S/N history by band

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