JS6TWW — FT8 station from Japan

Japan Grid: JN03

Amateur radio station JS6TWW operating from Japan (grid square JN03). 182 FT8 spots received at SO8OO WebSDR, 4 CQ calls, active on 80m, 40m, 20m, over 11 days, best SNR +23 dB. Heard between 2026-04-23 and 2026-05-14.

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

Overview

182
Total spots
4
CQ calls
11
Days active
-1 dB
Avg SNR

Bands

80m 20m 40m
First seen: 2026-04-23
Last seen: 2026-05-14 19:19 UTC

Frequent QSO partners observed at SO8OO

Stations JS6TWW worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJS6TWWPartnerPartner SNRMsgs
05-14 21:19 20m +20 / - F8ATM - / - 2 Partial
05-12 20:03 40m -4 / - DJ9NY - / - 2 Partial
05-12 19:57 40m -15 / - Z31RQ - / - 2 Partial
05-12 19:52 40m -6 / - SP6RGB - / - 2 ✓ Confirmed
05-12 19:51 40m -1 / - IV3GVS - / -25 2 ✓ Confirmed
05-12 19:47 40m +10 / - IK8UHA - / - 2 Partial
05-12 19:47 40m -10 / - EA1SV - / -14 5 Partial
05-12 19:14 80m -17 / - RA3OS - / - 2 Partial
05-12 18:41 40m -8 / - OZ6YN - / - 2 Partial
05-12 18:36 40m -6 / - OZ6YN - / - 4 Partial
05-12 18:33 40m -5 / - SQ3EV - / - 3 Partial
05-12 18:28 40m 0 / - DK9NP - / -19 3 ✓ Confirmed
05-12 18:27 40m -6 / - UA9SAV - / -11 2 ✓ Confirmed
05-12 18:27 40m +9 / - IV3ARJ - / -22 5 ✓ Confirmed
05-12 18:12 40m +5 / - UR5TL - / -10 3 ✓ Confirmed
05-12 18:10 40m -8 / - IQ8DL - / - 2 ✓ Confirmed
05-12 18:07 40m -15 / - R4PF - / -5 3 ✓ Confirmed
05-12 17:58 80m -6 / - RA3OS - / - 2 Partial
05-12 00:47 20m -20 / - 8Q7PR - / -22 2 ✓ Confirmed
05-10 13:12 20m -8 / - R8QA - / -18 2 Partial
05-10 12:56 20m -12 / - AC2PB - / - 5 Partial
05-10 12:52 20m -10 / - AC2PB - / - 3 Partial
05-04 09:07 20m +7 / - SX100PAOK - / -29 4 Partial
05-04 08:33 20m +2 / - SX100PAOK - / -22 3 Partial
05-04 05:31 20m +11 / - <...> - / -27 6 Partial
05-01 20:55 40m +4 / - IK2ZJR - / -4 3 ✓ Confirmed
05-01 20:43 40m -6 / - EA4FTV - / -16 4 Partial
05-01 20:42 40m +13 / - IZ8DBJ - / - 3 Partial
05-01 20:40 40m -5 / -17 US4LC -13 / - 3 ✓ Verified
05-01 20:39 40m - / -18 9M4PI -6 / - 2 ✓ Confirmed
05-01 20:39 40m -1 / - F6DAY - / - 2 Partial
05-01 20:38 40m -2 / - OZ4AW - / - 2 Partial
05-01 20:37 40m -13 / -8 SP5LST -11 / - 2 Partial
05-01 20:33 40m +10 / - IZ8DBJ - / - 2 Partial
05-01 20:33 40m -2 / - R3ZBR - / -13 2 Partial
05-01 20:32 40m -5 / - DF7GG - / - 2 Partial
04-30 21:59 20m -8 / - PS7LN - / -15 2 Partial
04-30 21:13 40m -20 / - UT2UB -17 / -16 3 ✓ Verified
04-30 21:12 40m +6 / - DL1GLO - / - 4 Partial
04-30 21:11 40m +3 / - SV8DCY - / -11 2 ✓ Confirmed
04-30 21:08 40m +9 / - R2SP -13 / -9 3 ✓ Verified
04-27 13:18 20m +13 / - R7DX - / -14 3 ✓ Confirmed
04-27 13:12 20m +21 / - RA6ZS - / -9 4 ✓ Confirmed
04-26 21:17 40m +13 / - IQ4JO - / -13 3 ✓ Confirmed
04-26 21:13 40m +3 / - IU7GSN -23 / -12 4 ✓ Verified
04-26 21:06 40m -2 / - TA3NK - / -11 4 ✓ Confirmed
04-26 21:05 40m -3 / - EC3A - / -13 3 ✓ Confirmed
04-26 21:05 40m +5 / - R5AV - / -8 3 ✓ Confirmed
04-26 21:03 40m 0 / - EA3RR - / -7 4 Partial
04-24 20:32 20m +6 / - 9A5EX - / -8 3 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
125245 -10 2813  JS6TWW AC2PB FN20 (x8)
131215  -5 2112  JS6TWW R8QA -18 (x2)
004430  +3 3028  JS6TWW VU2SW -05
004730 -19 1944  JS6TWW 8Q7PR -22 (x2)
211915 +19  876  JS6TWW F8ATM JN03 (x2)
40m 
UTC    dB  Freq  Message
194800 +13 2537  JS6TWW IK8UHA JN70
194830  -9 1625  JS6TWW EA1SV IN83 (x2)
195130  +1 1919  JS6TWW IV3GVS R-25 (x2)
195230  -6 1919  JS6TWW SP6RGB JO71
195230  +1 2160  JS6TWW G4DBW JO01
195330  -7 1919  JS6TWW SP6RGB 73
195530  -8 2684  JS6TWW PA2CV JO32
195730 -17 1971  JS6TWW Z31RQ KN01
195830 -11 1921  JS6TWW IK5ZPV JN53
195900 -13 1971  JS6TWW Z31RQ KN01
200200 -11 1922  JS6TWW IK5ZPV 73
200300  -5 2895  JS6TWW DJ9NY JO41 (x2)
80m 
UTC    dB  Freq  Message
175800  -4 1624  JS6TWW RA3OS KO90 (x4)

SNR History by Band