K4DV — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EM76

Receiver-side FT8 activity involving K4DV, decoded by SO8OO in southeastern Poland. 153 related FT8 messages, observed on 80m, 60m, 40m, 20m, 10m, across 23 UTC dates. Heard between 2026-05-27 and 2026-08-24.

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

153
Related messages
0
CQ messages
23
UTC dates heard
-7 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-05-27
Last seen: 2026-08-24 00:17 UTC

Frequent QSO partners observed at SO8OO

Stations K4DV worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by K4DV

Approximate centre of EM76, decoded 2026-08-24 02:12 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 UTCBandK4DV S/NCounterpartCounterpart S/NMsgsCapture
08-24 02:16 40m -6 / - AB4KK - / +9 2 Partial capture
08-24 02:16 40m - / - IW2MYH -1 / - 2 Partial capture
08-24 02:13 40m -3 / -14 RZ6L -1 / -18 8 ✓ Full exchange observed
08-24 02:10 40m -6 / - W9IKE - / +6 2 Partial capture
08-21 01:30 40m - / - G1CEC -12 / - 5 Partial capture
08-17 03:12 80m - / - DC7RG +12 / - 2 Partial capture
08-17 03:12 80m - / -13 OH1MLZ -6 / - 4 Partial capture
08-17 03:10 80m -17 / - VA3RTG - / -17 4 ✓ Closing fragment
08-17 02:46 60m - / -17 OH1MLZ +6 / - 3 ✓ Closing fragment
08-13 01:06 80m -8 / - N5MIG - / 0 2 ✓ Closing fragment
08-13 01:05 80m -13 / - KF2OG -12 / - 2 ✓ Closing observed
07-24 02:19 80m - / - W4WWQ -8 / - 2 ✓ Closing fragment
07-23 02:36 80m - / +8 W4MJH -16 / - 2 ✓ Closing fragment
07-20 02:58 80m - / -19 DK7ZT +8 / - 5 Partial capture
07-20 02:58 80m -18 / - N9KRK - / 0 2 ✓ Closing fragment
07-20 02:51 80m - / - DK5WL -1 / - 3 Partial capture
07-20 02:49 80m - / -19 DK7ZT +7 / - 4 Partial capture
07-20 02:48 80m -14 / - N4WRO - / -4 2 ✓ Closing fragment
07-19 23:37 40m - / -15 IT9GJK/P -20 / - 2 Partial capture
07-04 03:06 80m -18 / +4 CR2WWA -8 / -13 4 ✓ Full exchange observed
07-04 03:03 40m - / +1 TM2WWA -17 / - 2 ✓ Closing fragment
07-04 02:19 80m - / 0 CR2WWA -13 / - 3 Partial capture
07-04 01:52 40m - / -10 TM2WWA -6 / - 3 ✓ Closing fragment
07-04 01:49 40m - / -15 CR2WWA -4 / - 2 ✓ Closing fragment
07-03 04:13 40m - / - DJ0MAB -2 / - 2 Partial capture
07-03 03:18 80m - / -5 TM2WWA -5 / - 2 ✓ Closing fragment
07-03 02:04 40m - / -22 TM2WWA -6 / - 2 ✓ Closing fragment
07-03 02:00 40m - / -11 TM2WWA -7 / - 2 Partial capture
07-03 01:54 40m - / -12 DH0GBC +4 / - 9 Partial capture
07-03 01:53 40m - / - RR73; -13 / - 2 Partial capture
06-30 20:15 10m - / -16 HI7WWA -14 / - 2 ✓ Closing fragment
06-30 15:23 10m - / -17 IW8FBM 0 / - 3 ✓ Closing fragment
06-30 02:11 20m - / -7 HI3WWA -18 / - 2 ✓ Closing fragment
06-30 02:10 20m - / - LZ2VQ -14 / - 2 Partial capture
06-30 01:39 20m - / +4 TM8WWA -14 / - 2 Partial capture
06-25 02:33 40m - / -9 SV2KD -12 / - 3 Partial capture
06-24 02:27 80m -20 / - K2HJB - / +5 2 ✓ Closing fragment
06-19 02:12 20m -22 / - T42FCR - / +5 2 Partial capture
06-14 03:34 40m - / -6 4O/R2AB +2 / - 2 Partial capture
06-09 03:06 60m - / - DL5DQZ -6 / - 8 Partial capture
06-09 03:05 60m - / -7 F5MXH -12 / - 3 Partial capture
06-09 03:04 60m - / -15 IK4CBO -13 / - 4 ✓ Closing fragment
06-05 01:49 60m - / -13 DK7ZT -16 / - 2 Partial capture
06-05 01:49 60m - / -15 GB6DD -8 / - 2 ✓ Closing fragment
06-05 01:40 40m - / -13 DJ0MAB +1 / - 3 Partial capture
06-05 01:27 20m -14 / - OJ0Z - / -22 9 Partial capture
06-05 01:16 20m -13 / - OJ0Z - / - 3 Partial capture
06-05 01:14 20m -16 / - WG0Y - / +6 2 ✓ Closing fragment
06-03 03:03 20m - / -17 IU8RFW -16 / - 2 Partial capture
06-02 02:54 60m - / -13 DK7ZT -22 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
021115  -4 2783  W9IKE K4DV +06
021245  -4 2592  <...> K4DV EM76
021300  +1 2542  K4DV RZ6L KN97
021315  -3 2593  RZ6L K4DV -18
021330  +1 2542  K4DV RZ6L R-14 (x6)
021630 -11 2593  K4DV IK6DLK JN63
021630  +2  820  K4DV IW2MYH JN45
021645  -7 2593  AB4KK K4DV +09
021700  -4  820  K4DV IW2MYH JN45
021715  -4 2593  AB4KK K4DV +09
80m 
UTC    dB Audio  Message
022015  -8 1126  K4DV W4WWQ RR73
010515 -12 2268  K4DV KF2OG RR73
010530 -13 2816  KF2OG K4DV 73
010630  -8 2817  N5MIG K4DV +00 (x2)
031015 -19 2562  VA3RTG K4DV EM76 (x4)
031230 +12  805  K4DV DC7RG JO41
031230  -2 1762  K4DV OH1MLZ KP23
031300 +13  805  K4DV DC7RG JO41
031300  -2 1762  K4DV OH1MLZ KP23 (x3)
60m 
UTC    dB Audio  Message
030615 -12 1223  K4DV F5MXH JN07
030615 -14 1843  K4DV IK4CBO 73
030615  -3 2044  K4DV DL5DQZ JO61
030645 -12 1222  K4DV F5MXH R-07
030645  -4 2042  K4DV DL5DQZ JO61 (x7)
022430  -2 1650  K4DV OM3WBY R-20
024615  +4  939  K4DV OH1MLZ -17 (x3)
20m 
UTC    dB Audio  Message
013115 -15 2458  OJ0Z K4DV EM76 (x3)
013230 -19 1880  K4DV RR73; N3AQ <...> +04
021230 -23 2105  T42FCR K4DV +05 (x2)
021445 -18 2105  VE3EQM K4DV EM76
013915 -13 2059  K4DV TM8WWA +04 (x2)
021045 -13 2296  K4DV LZ2VQ KN23 (x2)
021115 -19 1928  K4DV HI3WWA -07 (x2)
024800  -6 2742  K4DV DA0WWA -08
025430 -12  646  K4DV II3WWA -04
10m 
UTC    dB Audio  Message
125430 -12  722  K4DV SX0W RR73
152315  +1 1290  K4DV IW8FBM JN70 (x3)
194845  -5 2647  K4DV TM2WWA -11
201530 -13 1771  K4DV HI7WWA -16 (x2)

Decoder S/N history by band

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