N4TZR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States

Receiver-side FT8 activity involving N4TZR, decoded by SO8OO in southeastern Poland. 121 related FT8 messages, 16 CQ messages, observed on 40m, 20m, across 9 UTC dates. Heard between 2026-05-28 and 2026-08-23.

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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

121
Related messages
16
CQ messages
9
UTC dates heard
-10 dB
Mean decoder S/N

Bands

First seen: 2026-05-28
Last seen: 2026-08-23 22:43 UTC

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 UTCBandN4TZR S/NCounterpartCounterpart S/NMsgsCapture
08-24 00:43 20m - / -4 WY4I -18 / - 2 Partial capture
08-23 22:28 20m - / -10 OK2CNI -12 / - 3 ✓ Closing fragment
08-23 22:02 20m - / - VA3LCE -11 / - 3 Partial capture
08-23 21:55 20m - / +7 KJ1R -14 / - 2 Partial capture
06-29 04:14 20m - / - GW5GDP -1 / - 2 Partial capture
06-29 04:04 20m - / - IU0TYC -16 / - 2 Partial capture
06-29 03:51 20m - / -16 R2EC -7 / - 3 ✓ Closing fragment
06-28 23:56 20m - / - IK4LZH -10 / - 2 Partial capture
06-07 02:56 20m - / - K4VHE -15 / - 3 Partial capture
06-07 02:53 20m - / -10 K7YY -18 / - 2 Partial capture
06-07 02:30 20m - / - TA3TK -21 / - 3 Partial capture
06-07 01:08 20m - / -23 A41KB -2 / - 4 Partial capture
06-05 03:29 20m -2 / - ZL3XA - / - 2 Partial capture
06-05 03:26 20m - / -16 RX7T -12 / - 2 ✓ Closing fragment
06-05 03:24 20m -13 / - W8JAM - / -4 2 ✓ Closing fragment
06-05 03:22 20m -16 / - HF7X - / -11 2 ✓ Closing fragment
06-05 03:20 20m -14 / - R4MA -16 / -7 3 ✓ Closing observed
06-05 03:17 20m -14 / - SV1OCN - / -6 2 ✓ Closing fragment
06-05 03:14 20m -12 / - OH1EDK - / -10 2 ✓ Closing fragment
06-05 03:13 20m -13 / - KC8RFE - / -3 2 ✓ Closing fragment
06-05 03:08 20m -14 / - KQ4ZIP - / -8 2 Partial capture
06-05 03:05 20m -12 / - SP2RG - / -8 4 Partial capture
06-05 02:57 20m -14 / - YO6OGW - / -5 2 Partial capture
06-05 02:53 20m -14 / - PD1HPB - / -22 2 Partial capture
06-05 02:51 20m - / - R6OK -3 / - 2 Partial capture
06-05 02:47 20m -14 / -14 4X6ZK +6 / -16 5 ✓ Full exchange observed
06-05 02:46 20m -17 / -12 R3KCW +2 / - 3 ✓ Closing observed
06-05 02:41 20m -17 / - UW8SM - / -16 2 Partial capture
06-05 02:32 20m -18 / - LU7HF - / -17 3 ✓ Closing fragment
06-05 02:31 20m -17 / - KB2DSQ -19 / - 2 ✓ Closing observed
06-05 02:29 20m - / -8 RK4FF -8 / - 2 ✓ Closing fragment
06-05 02:28 20m - / -22 DA1MHH -17 / - 3 Partial capture
06-05 02:26 20m -18 / - UR5FS - / -6 2 ✓ Closing fragment
06-05 01:41 20m - / -12 R6SJ -12 / - 2 Partial capture
06-05 01:23 20m - / -11 F1PBZ +10 / - 3 Partial capture
06-05 01:11 20m - / - R3KCW -11 / - 3 Partial capture
06-04 22:51 20m - / -9 F4VTR -17 / - 3 Partial capture
06-02 05:22 20m - / -17 IW2ENA -14 / - 3 ✓ Closing fragment
06-02 03:56 20m - / -12 UR5EDX 0 / - 2 ✓ Closing fragment
06-02 03:33 20m - / 0 K7IOC -6 / - 3 ✓ Closing fragment
06-02 03:16 20m - / - UA6HBJ -6 / - 3 Partial capture
06-02 03:16 20m - / - UR5EDX -1 / - 3 Partial capture
06-02 02:21 20m -16 / - YO2LEA - / -4 2 ✓ Closing fragment
06-02 00:44 20m - / - NE5TX -10 / - 2 Partial capture
06-02 00:38 20m - / - WA0DYJ -4 / - 3 Partial capture
05-29 02:21 20m - / -15 SP5EXA -10 / - 3 ✓ Closing fragment
05-29 01:22 20m - / - N4NB -22 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
040400 -19 1523  N4TZR IU0TYC JN61 (x2)
041400  -1 2525  N4TZR GW5GDP IO81 (x2)
215530 -13 2183  N4TZR KJ1R FN32 (x2)
220230 -13  310  N4TZR VA3LCE FN25 (x3)
222845 -11 2661  N4TZR OK2CNI JN79 (x3)
003430  -8  578  N4TZR F1PBZ -18
004300 -18 1088  N4TZR WY4I EL95 (x2)
40m
UTC    dB Audio  Message
001630  -4  749  N4TZR EA4HPY -15

Decoder S/N history by band

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