KZ4X — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States

Receiver-side FT8 activity involving KZ4X, decoded by SO8OO in southeastern Poland. 40 related FT8 messages, observed on 20m, across 16 UTC dates. Heard between 2026-05-24 and 2026-08-22.

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

40
Related messages
0
CQ messages
16
UTC dates heard
-6 dB
Mean decoder S/N

Bands

20m
First seen: 2026-05-24
Last seen: 2026-08-22 22:14 UTC

Frequent QSO partners observed at SO8OO

Stations KZ4X worked most often, as logged from our receiver:

Activity Heatmap

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 UTCBandKZ4X S/NCounterpartCounterpart S/NMsgsCapture
07-23 01:37 20m - / -14 LZ1KU 0 / - 2 ✓ Closing fragment
07-20 01:19 20m - / -11 W4DXM -2 / - 2 ✓ Closing fragment
07-19 01:42 20m - / -20 UT7UJ +12 / - 2 ✓ Closing fragment
06-23 00:36 20m - / -14 CQ0ODX -16 / - 2 ✓ Closing fragment
06-17 01:42 20m - / -23 9A5E -19 / - 2 ✓ Closing fragment
06-12 00:17 20m - / +1 K8HO -5 / - 2 ✓ Closing fragment
06-10 23:52 20m - / -19 EA8TN -14 / - 2 ✓ Closing fragment
06-10 23:38 20m - / -18 EA5PG -2 / - 4 ✓ Closing fragment
06-08 23:54 20m - / -5 EA4HPY +10 / - 3 ✓ Closing fragment
06-07 03:11 20m - / - US2YW +1 / - 4 Partial capture
06-03 00:36 20m - / -16 VA3GRC +4 / - 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
003445 -18 1856  KZ4X KF9JF -18
014215 -18 2207  KZ4X 9A5E -23 (x2)
003645 -20 1310  KZ4X CQ0ODX -14 (x2)
003915 -16 2309  KZ4X KP4PW RR73
014230 +11  697  KZ4X UT7UJ -20 (x2)
011900  -2  823  KZ4X W4DXM -11 (x2)
013730  -1 1728  KZ4X LZ1KU -14 (x2)
013445 -13 2435  KZ4X K4DBO -17
025930 -22 1826  KZ4X <...> -17
001445 -13  692  KZ4X W3RDZ -09

Decoder S/N history by band

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