K4MWB — FT8 station from United States

United States Grid: JO70

Amateur radio station K4MWB operating from United States (grid square JO70). 86 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 10m, over 8 days, best SNR +21 dB. Heard between 2026-04-24 and 2026-05-10.

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

Overview

86
Total spots
0
CQ calls
8
Days active
-3 dB
Avg SNR

Bands

80m 40m 10m
First seen: 2026-04-24
Last seen: 2026-05-10 22:41 UTC

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandK4MWBPartnerPartner SNRMsgs
05-11 00:47 80m - / -5 TI2ALF -12 / - 2 ✓ Confirmed
05-11 00:45 80m - / -1 KE2UK -7 / - 2 ✓ Confirmed
05-11 00:39 80m +17 / - OK4FX - / - 4 Partial
05-11 00:37 80m +3 / - SP3BZU - / -11 3 ✓ Confirmed
05-11 00:36 80m -2 / - OM0RX - / - 4 Partial
05-11 00:33 80m -5 / -17 MM0KPV -18 / -8 6 ✓ Complete
05-11 00:32 80m - / -12 KP4VP -19 / - 3 ✓ Confirmed
05-11 00:30 80m +5 / - DO9BAU - / - 5 Partial
05-11 00:30 80m +3 / -14 EA1IOK -13 / -8 5 ✓ Complete
05-11 00:28 80m -10 / - MM0KPV - / -12 2 Partial
05-11 00:27 80m +4 / - G3VGZ - / -9 3 Partial
05-10 00:01 80m -9 / - EA1CQ -15 / - 2 ✓ Verified
05-10 00:01 80m +4 / -2 M0DHO -19 / - 5 ✓ Verified
05-10 00:00 80m +6 / - DO5OT - / - 2 Partial
05-10 00:00 80m -22 / - EC3A - / -11 4 Partial
05-09 23:59 80m 0 / - DO9BAU - / - 4 Partial
05-09 23:59 80m +10 / - SP9TBT/5 - / - 2 Partial
05-09 23:58 80m 0 / - EA1IOK - / - 3 Partial
05-09 23:57 80m -14 / - EA8AR - / -9 2 ✓ Confirmed
05-05 23:34 40m +9 / - SV7SXE - / - 2 Partial
05-05 23:33 40m -14 / - DK7ZT - / -11 3 ✓ Confirmed
05-03 14:49 10m -10 / - ZS1KLO - / - 2 ✓ Confirmed
05-03 14:47 10m -6 / - ZS2EZ - / +2 2 ✓ Confirmed
04-27 00:17 80m +14 / - UX5UO - / - 3 Partial
04-27 00:16 80m -3 / - DO9BAU - / - 5 Partial
04-27 00:16 80m -16 / - EC3A - / - 2 Partial
04-27 00:16 80m -8 / - PA2KV - / - 2 Partial
04-27 00:15 80m - / -12 HK4GSO -18 / - 2 Partial
04-27 00:12 80m +7 / - 4O7CC - / -10 2 Partial
04-27 00:12 80m -16 / - ZS1J - / -10 2 ✓ Confirmed
04-24 23:38 40m -2 / - LZ1MCN - / - 2 Partial
04-24 23:32 40m -7 / - UT5ZC - / -16 3 ✓ Confirmed

Station Log

80m
UTC    dB  Freq  Message
003600  +3 1495  K4MWB OM0RX JN88 (x3)
003700  +1 2260  K4MWB SP3BZU JO72
003730  -6 1495  K4MWB OM0RX JN88
003830  +5 2260  K4MWB SP3BZU R-11
003900 +11 2564  K4MWB OK4FX JO70
003900  +4 2260  K4MWB SP3BZU 73
003930 +17 2564  K4MWB OK4FX JO70 (x3)
004545  -7  532  KE2UK K4MWB R-01 (x2)
004730 -14  533  TI2ALF K4MWB -05 (x2)
40m
UTC    dB  Freq  Message
233215 -10 2150  K4MWB UT5ZC KN57 (x3)
233600 -14 1643  K4MWB EC3A -15
233800  -1 1264  K4MWB LZ1MCN KN12 (x2)
233930 -13 2217  K4MWB CN8NS RR73
225800  +9 1773  K4MWB LZ2DF/SV7 -09
233300 -14 1538  K4MWB DK7ZT -11 (x3)
233430  +7  983  K4MWB SV7SXE KN20 (x2)
10m
UTC    dB  Freq  Message
144545 -16 1060  K4MWB ZS5GJK RR73
144715  -4 2237  K4MWB ZS2EZ +02 (x2)
144915  -9 1291  K4MWB ZS1KLO +00 (x2)
150445 -16 2084  K4MWB ZS6HON -11 (x2)

SNR History by Band