JA4FKX — FT8 station from Japan

Japan Grid: ?

Amateur radio station JA4FKX operating from Japan. 798 FT8 spots received at SO8OO WebSDR, 89 CQ calls, active on 80m, 60m, 40m, 20m, 10m, over 32 days, best SNR +20 dB. Heard between 2026-04-21 and 2026-06-08.

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Overview

798
Total spots
89
CQ calls
32
Days active
-2 dB
Avg SNR

Bands

80m 20m 40m 60m 10m
First seen: 2026-04-21
Last seen: 2026-06-08 17:57 UTC

Frequent QSO partners observed at SO8OO

Stations JA4FKX worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJA4FKXPartnerPartner SNRMsgs
06-06 22:57 20m +2 / - 9X5KM - / -10 2 Partial
06-06 22:34 20m - / - 9X5KM +1 / - 7 Partial
06-06 21:47 20m - / - 9X5KM +3 / - 28 Partial
06-06 21:42 20m -15 / - F4NJB - / - 5 Partial
06-06 21:38 20m - / - 9X5KM +2 / - 7 Partial
06-06 21:26 20m - / - 9X5KM +6 / - 20 Partial
06-06 21:11 20m - / - 9X5KM +3 / - 19 Partial
06-06 19:27 20m -15 / -7 IW2KWX 0 / - 4 Partial
06-06 19:26 20m - / -13 OK2MFD 0 / - 3 ✓ Confirmed
06-06 19:25 20m - / -13 SQ8AQN +6 / - 2 ✓ Confirmed
06-06 19:22 20m - / -6 LZ2MY +2 / - 2 ✓ Confirmed
06-06 19:20 20m - / -13 ON2DH 0 / - 2 ✓ Confirmed
06-06 19:15 20m -8 / - R2ANG/P - / - 4 Partial
06-06 19:13 20m -8 / -6 YO9IBC +12 / - 3 ✓ Verified
06-06 19:13 20m -10 / -7 HB9HSA +12 / -2 7 ✓ Complete
06-06 19:12 20m - / -8 DF4TC +3 / - 3 Partial
06-06 19:12 20m -1 / - TA3ZZ - / - 3 Partial
06-06 19:11 20m - / -7 IU3MBY +12 / - 2 ✓ Confirmed
06-06 19:05 20m - / -12 R2ANG/P +6 / - 7 Partial
06-06 19:01 20m - / -13 IY4PRC +3 / - 2 ✓ Confirmed
06-06 18:59 20m +20 / -6 IQ0OS +12 / -8 4 ✓ Complete
05-30 19:36 20m - / -13 9A9T +10 / - 4 ✓ Confirmed
05-30 19:29 20m - / - DH3CW +10 / - 2 ✓ Confirmed
05-30 19:26 20m - / -16 DG2SEW +9 / - 2 ✓ Confirmed
05-30 19:22 20m - / -7 LY4SC +10 / - 2 ✓ Confirmed
05-30 19:19 20m - / -6 YU5BU +9 / - 2 ✓ Confirmed
05-30 19:16 20m -6 / -17 A61OK +14 / -10 5 ✓ Complete
05-30 19:15 20m -18 / - IS0KNG - / -13 4 Partial
05-30 19:14 20m +4 / -5 SX1FLY +14 / - 4 ✓ Verified
05-30 19:11 20m -16 / -15 DG2SEW +14 / - 2 Partial
05-30 19:08 20m -9 / - IK4LZH - / - 3 Partial
05-30 19:08 20m -6 / -7 SV2SCB +12 / -8 4 ✓ Complete
05-30 19:06 20m - / -13 9A5AZK +10 / - 2 ✓ Confirmed
05-30 19:04 20m - / -7 LU5FF +11 / - 2 Partial
05-30 19:03 20m -11 / -3 SP6DT +16 / - 3 ✓ Verified
05-27 20:22 40m +4 / - SP9EIJ - / - 3 Partial
05-27 20:19 40m +3 / - 9A4UZ - / -23 3 ✓ Confirmed
05-27 20:16 40m 0 / - SV9FBT - / - 2 ✓ Confirmed
05-27 20:15 40m +2 / - 9A4UZ - / -26 3 Partial
05-27 20:14 40m -10 / - R4ABW - / - 2 Partial
05-27 20:11 40m +9 / - IK4LZH - / -13 5 ✓ Confirmed
05-27 20:10 40m +5 / - OH5KNL - / -21 3 ✓ Confirmed
05-27 20:09 40m -10 / - UX7QG - / - 2 Partial
05-27 20:09 40m +3 / - DL4ZAB - / -18 4 ✓ Confirmed
05-27 20:07 40m +17 / - EW4DX - / -12 3 ✓ Confirmed
05-27 20:07 40m 0 / - F1IQH - / - 4 Partial
05-27 20:07 40m +4 / - IK4LZH - / - 4 Partial
05-27 20:05 40m -3 / - OE2LEX - / - 3 Partial
05-27 20:03 40m +18 / - OK2IT - / - 2 Partial
05-26 19:32 20m -6 / -15 EA3GAN +6 / -3 5 ✓ Complete

Station Log

80m 
UTC    dB  Freq  Message
195730 -13  746  JA4FKX 9X5KM -18
10m 
UTC    dB  Freq  Message
194130 -14  794  JA4FKX EA3AT JN00
20m 
UTC    dB  Freq  Message
220045  -2 1246  9X5KM JA4FKX PM64 (x13)
225700  +1  798  JA4FKX 9X5KM -10 (x2)
60m 
UTC    dB  Freq  Message
214545 -15 1231  JA4FKX 4L7T LN21 (x3)
195045 -18 1831  JA4FKX SP5GW KO02
40m 
UTC    dB  Freq  Message
201245  +5  437  JA4FKX IK4LZH R-13 (x2)
201445  -5 2339  JA4FKX R4ABW LO00
201515  -3 1689  JA4FKX 9A4UZ JN86
201515 -14 2339  JA4FKX R4ABW LO00
201545  +6  743  JA4FKX 9A4UZ R-26
201615  -3  639  JA4FKX SV9FBT KM25
201615  +3  743  JA4FKX 9A4UZ R-16
201815  +2  640  JA4FKX SV9FBT 73
201915  +5  635  JA4FKX 9A4UZ R-23 (x3)
202215  +3  576  JA4FKX SP9EIJ JO90 (x3)

SNR History by Band