K4ZO — FT8 station from United States

United States Grid: JO22

Amateur radio station K4ZO operating from United States (grid square JO22). 47 FT8 spots received at SO8OO WebSDR, active on 80m, 60m, 40m, 20m, over 9 days, best SNR +10 dB. Heard between 2026-04-20 and 2026-06-09.

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

Overview

47
Total spots
0
CQ calls
9
Days active
-1 dB
Avg SNR

Bands

80m 40m 20m 60m
First seen: 2026-04-20
Last seen: 2026-06-09 22:57 UTC

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandK4ZOPartnerPartner SNRMsgs
06-10 00:52 40m +4 / -16 9H2TM -2 / -2 6 ✓ Complete
06-10 00:52 40m +6 / - IK4JQR - / - 3 Partial
06-10 00:51 40m -9 / -16 PD0DDA 0 / - 10 Partial
06-10 00:50 40m - / - 9X5KM -1 / - 3 Partial
06-06 22:02 20m +4 / -8 9X5KM -5 / -2 6 Partial
06-03 00:51 60m -3 / - OJ0Z - / -13 4 Partial
06-03 00:31 60m -2 / - OJ0Z - / -13 4 Partial
05-26 00:42 20m - / - VP6MW -13 / - 3 Partial
05-26 00:30 20m - / - VP6MW -3 / - 3 Partial
05-21 01:32 20m - / -9 UA6AKW -2 / - 2 ✓ Confirmed
05-21 01:32 20m - / -15 PD0DDA -2 / - 4 ✓ Confirmed
05-21 01:31 20m - / -8 MI7XHT -3 / - 2 ✓ Confirmed
05-21 01:29 20m - / -7 R9LAU -5 / - 2 ✓ Confirmed
05-21 01:26 20m - / -15 YI5THA 0 / - 5 ✓ Confirmed
05-08 23:29 20m - / -6 <...> -8 / - 5 Partial
05-06 20:46 20m -9 / -2 2M0YIO -10 / +3 5 ✓ Complete
05-02 22:59 20m - / -12 F6FHZ -14 / - 2 ✓ Confirmed
05-02 22:57 20m - / -11 LZ2EW -20 / - 2 ✓ Confirmed
04-27 00:06 80m -7 / - ZS1J - / -11 2 ✓ Confirmed
04-26 23:49 60m - / -10 C5D -18 / - 2 Partial
04-26 01:10 40m +4 / - RL9LR - / - 2 Partial
04-26 01:08 40m - / -7 EP2AES -17 / - 4 ✓ Confirmed
04-23 00:16 80m -9 / - EA1CQ - / -10 4 ✓ Confirmed
04-21 00:15 80m +8 / - 9A4ZM - / -12 3 ✓ Confirmed
04-21 00:13 80m -3 / -22 RY7F -6 / -14 5 ✓ Complete
04-21 00:12 80m +7 / - F5OYA/P - / -12 2 Partial

Station Log

40m
UTC    dB  Freq  Message
005230  -9  953  K4ZO PD0DDA JO22
005230  +4 2751  K4ZO 9H2TM R-02
005245  -2  953  9H2TM K4ZO -16
005300  +4 2876  K4ZO 9H2TM R-02
005300  +9  480  K4ZO IK4JQR JN54
005300 -10  953  K4ZO PD0DDA JO22
005315  -1  953  9H2TM K4ZO RR73
005330  +7 2876  K4ZO 9H2TM 73
005345  +0  953  PD0DDA K4ZO -16
005445  -1  953  9X5KM K4ZO R-11
005530 -10  953  K4ZO PD0DDA JO22 (x2)
005615  +1  953  PD0DDA K4ZO -16
005630 -10  952  K4ZO PD0DDA JO22 (x2)
20m
UTC    dB  Freq  Message
003045  -2 2769  VP6MW K4ZO EM95 (x7)
201945  +4  993  K4ZO SV0XAD KM18
220245 -11 1112  9X5KM K4ZO EM95 (x4)
220700  +4  798  K4ZO 9X5KM -02
220715  -5 1070  9X5KM K4ZO R-08
220730  +5  797  K4ZO RR73; SV9ANK <...> -02
60m
UTC    dB  Freq  Message
234915 -17 1076  C5D K4ZO EM95 (x2)
010030 -16 1581  CQ0ODX K4ZO EM95
003100  -3 1115  K4ZO OJ0Z -13 (x8)
80m
UTC    dB  Freq  Message
001330  -4 2088  K4ZO RY7F LN04 (x2)
001415  -6 2624  RY7F K4ZO -22
001430  -1 2088  K4ZO RY7F R-14 (x2)
001530  +6 2622  K4ZO 9A4ZM JN86
001600  -2 1904  K4ZO SP5LST KO02
001600  +9 2622  K4ZO 9A4ZM R-12 (x2)
001600  -5 2533  K4ZO EA1CQ IN83 (x4)
000630  -7  468  K4ZO ZS1J -11 (x2)

SNR History by Band