KO4LU — FT8 station from United States

United States Grid: ?

Amateur radio station KO4LU operating from United States. 52 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, over 11 days, best SNR +3 dB. Heard between 2026-04-21 and 2026-06-10.

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

Overview

52
Total spots
0
CQ calls
11
Days active
-5 dB
Avg SNR

Bands

20m 40m
First seen: 2026-04-21
Last seen: 2026-06-10 04:14 UTC

Frequent QSO partners observed at SO8OO

Stations KO4LU worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandKO4LUPartnerPartner SNRMsgs
06-10 06:13 20m -12 / - UT7UJ - / -18 4 Partial
06-05 03:03 20m -3 / - UR3HC - / -13 3 Partial
06-05 02:58 20m -14 / - UR3HC - / -11 2 Partial
06-04 06:27 20m -10 / - RI0SP - / -17 2 ✓ Confirmed
06-04 05:59 20m -15 / - 9J2FI - / -16 3 ✓ Confirmed
06-02 22:48 20m +1 / - 9J2FI -8 / -18 5 Partial
06-02 05:12 20m +1 / - RV3QI - / -15 3 Partial
06-02 04:09 20m -4 / - RI0SP - / -15 2 Partial
05-29 05:46 20m -2 / - TT1GD - / -4 2 Partial
05-29 05:33 20m - / -11 DL8ZBA -13 / - 2 ✓ Confirmed
05-29 05:20 20m -5 / - F6DZU - / -16 3 Partial
05-29 05:08 20m - / - LY1CX -16 / - 2 Partial
05-28 00:59 20m 0 / - A61CK - / -13 7 Partial
05-28 00:53 20m 0 / - A61CK - / -11 7 ✓ Confirmed
05-25 02:16 20m -8 / - HI3RRR - / - 2 Partial
05-25 01:38 20m - / - NP3KW -8 / - 2 Partial
05-25 01:36 20m - / - UT5MD -16 / - 2 Partial
05-17 02:56 20m -10 / - RW0AR - / - 2 Partial
04-21 02:07 40m -2 / - EC3A - / -19 2 Partial

Station Log

20m 
UTC    dB  Freq  Message
224945  +2 2757  KO4LU 9J2FI -18 (x4)
062730 -11 1928  KO4LU RI0SP -17 (x2)
025830 -13  583  KO4LU UR3HC -11 (x5)
061300 -12 2551  KO4LU UT7UJ -18 (x4)
40m 
UTC    dB  Freq  Message
020745  -2 1662  KO4LU EC3A -19 (x2)

SNR History by Band