KK4CDK — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EL95

Receiver-side FT8 activity involving KK4CDK, decoded by SO8OO in southeastern Poland. 151 related FT8 messages, 1 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 34 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

151
Related messages
1
CQ messages
34
UTC dates heard
-8 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-05-27
Last seen: 2026-08-24 00:33 UTC

Frequent QSO partners observed at SO8OO

Stations KK4CDK worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by KK4CDK

Approximate centre of EL95, decoded 2026-08-24 02:30 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 UTCBandKK4CDK S/NCounterpartCounterpart S/NMsgsCapture
08-24 02:31 40m - / - LA3RLA -22 / - 3 Partial capture
08-24 02:31 40m - / -10 RW3SB -8 / - 2 Partial capture
08-24 02:30 40m -13 / - RM2P - / -21 3 ✓ Closing fragment
08-22 02:28 40m -20 / -13 RD7O +5 / -22 5 ✓ Full exchange observed
08-22 02:26 40m - / -16 R3XBS -5 / - 2 ✓ Closing fragment
08-20 02:09 60m -12 / - OJ0YL - / -16 2 Partial capture
08-17 01:35 80m - / -14 SV2KD -7 / - 8 Partial capture
08-16 01:26 60m -14 / +3 IK4CBO -8 / -12 6 ✓ Full exchange observed
08-16 01:25 60m -4 / - HF5A - / -13 2 ✓ Closing fragment
08-16 01:23 60m -15 / - VA2EU - / -12 3 ✓ Closing fragment
08-16 01:17 60m - / -17 IK4CBO -12 / - 3 Partial capture
08-16 01:17 60m +2 / - 9J2FI - / - 2 Partial capture
08-08 22:07 80m - / - 9A4ZM +10 / - 3 Partial capture
08-06 02:23 20m -23 / - RK9DO - / -23 2 Partial capture
08-02 10:04 20m - / -14 UT7UJ -8 / - 2 Partial capture
08-02 09:21 20m - / - DL4JG -8 / - 3 Partial capture
08-02 09:20 20m - / -9 F5LSU -12 / - 2 ✓ Closing fragment
08-02 04:23 40m - / +1 DF3MC -9 / - 5 Partial capture
08-02 04:21 40m - / +4 F4DIA -11 / - 2 Partial capture
08-02 04:14 40m - / - SP9UPH -3 / - 3 ✓ Closing fragment
07-27 01:50 20m -15 / - EP5TJS - / - 9 Partial capture
07-26 02:32 20m -2 / - R70OBN - / -12 3 ✓ Closing fragment
07-20 03:19 40m - / -7 SI4A -16 / - 2 ✓ Closing fragment
07-19 23:23 20m -15 / +5 TK5K -2 / -15 3 ✓ Full exchange observed
07-19 03:19 20m - / - R3PJ -5 / - 4 Partial capture
07-19 03:17 20m - / -15 UA9C -16 / - 4 Partial capture
07-18 01:52 40m - / -10 9K2YM -8 / - 2 ✓ Closing fragment
07-18 01:01 40m - / -9 F5RMK -12 / - 2 ✓ Closing fragment
07-16 21:04 20m - / -4 MD0CCE +5 / - 2 Partial capture
07-10 02:22 40m - / -2 5B4AMM +1 / - 2 ✓ Closing fragment
07-08 00:44 80m -22 / +10 K2H -22 / - 4 ✓ Closing observed
07-08 00:44 80m - / - EA1IOK -8 / - 2 Partial capture
07-08 00:32 20m -22 / - K2L - / -7 2 ✓ Closing fragment
07-04 01:11 20m -8 / - TA1CCM - / - 2 Partial capture
07-04 00:57 20m -15 / - 6D2WWA - / -26 3 Partial capture
07-03 02:53 40m - / -6 OH5WWA -12 / - 2 ✓ Closing fragment
07-03 02:50 40m - / -9 TM2WWA -12 / - 2 ✓ Closing fragment
06-30 02:23 20m -10 / - TA1CD - / -23 3 ✓ Closing fragment
06-30 02:13 20m -12 / - KF0WVO - / - 2 Partial capture
06-29 02:06 40m - / - DL4GCJ -15 / - 4 ✓ Closing fragment
06-28 21:44 10m - / +5 PV8AJ -14 / - 2 ✓ Closing fragment
06-25 01:43 20m - / - EA1FEP -4 / - 2 Partial capture
06-24 03:13 20m -12 / - <...> - / - 2 Partial capture
06-24 03:09 20m -15 / - <...> - / - 2 Partial capture
06-23 01:58 20m +5 / - UB8CPH - / -21 3 Partial capture
06-23 01:07 20m -9 / - K7TCH - / -15 2 ✓ Closing fragment
06-21 22:08 20m -14 / - WA4CB - / -9 2 Partial capture
06-21 22:04 20m -16 / - D4OL - / - 2 Partial capture
06-20 02:20 40m -10 / +1 MI0NWA -4 / -13 4 ✓ Full exchange observed
06-20 02:15 40m -12 / - 3B8WW - / -19 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
022845  +2 1295  KK4CDK RD7O -13
022900 -21 1296  RD7O KK4CDK R-22
022915  +3 1295  KK4CDK RD7O RR73
022930 -19 1296  RD7O KK4CDK 73
022945  +9 1295  KK4CDK RD7O 73
020815 -16  597  KR8MER KK4CDK R-18
021815 -18 2237  WE9G KK4CDK R-09
023000 -13 1460  RM2P KK4CDK EL95 (x3)
023145 -19 1518  KK4CDK LA3RLA JP53
023145  -5 2750  KK4CDK RW3SB -10 (x2)
023245 -23 1518  KK4CDK LA3RLA JP53 (x2)
20m 
UTC    dB Audio  Message
015315 -14 1356  EP5TJS KK4CDK EL95 (x4)
092045 -12 2057  KK4CDK F5LSU R-09
092115  -7 1805  KK4CDK DL4JG JO31
092115 -13 2056  KK4CDK F5LSU 73
092145  -6 1805  KK4CDK DL4JG JO31 (x2)
100400  -7 1726  KK4CDK UT7UJ -14 (x2)
022330 -22 1590  RK9DO KK4CDK EL95 (x2)
040915 -14  779  VY1IRM KK4CDK EL95
215530 -20 1387  IR7MGGC KK4CDK EL95
60m 
UTC    dB Audio  Message
011930  +2 2843  9J2FI KK4CDK EL95
012300 -16 1706  VA2EU KK4CDK EL95 (x3)
012530  -4 2633  HF5A KK4CDK -13 (x2)
012615  -8 1837  KK4CDK IK4CBO JN54 (x2)
012700 -14 1835  IK4CBO KK4CDK -12
012715  -8 1837  KK4CDK IK4CBO R+03
012730 -15 1836  IK4CBO KK4CDK RR73
012745  -8 1837  KK4CDK IK4CBO 73
020945 -12 1055  OJ0YL KK4CDK EL95 (x2)
021030  +5 1256  KK4CDK RR73; SP8AJK <...> +06
80m 
UTC    dB Audio  Message
004430 -21 1603  KK4CDK K2H +10
004430  -7 1781  KK4CDK EA1IOK IN62
004445 -24 1603  K2H KK4CDK EL95
004530 -22 1603  KK4CDK K2H RR73
220700 +13 2045  KK4CDK 9A4ZM JN86 (x3)
013545 -10 1635  KK4CDK SV2KD -14 (x8)
10m 
UTC    dB Audio  Message
214400 -15 1564  KK4CDK PV8AJ +05 (x2)

Decoder S/N history by band

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