JH8SIT — FT8 station from Japan

Japan Grid: IM76

Amateur radio station JH8SIT operating from Japan (grid square IM76). 1,408 FT8 spots received at SO8OO WebSDR, 451 CQ calls, active on 40m, 20m, over 61 days, best SNR +22 dB. Heard between 2026-04-26 and 2026-07-25.

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

Overview

1,408
Total spots
451
CQ calls
61
Days active
-6 dB
Avg SNR

Bands

20m 40m
First seen: 2026-04-26
Last seen: 2026-07-25 20:04 UTC

Frequent QSO partners observed at SO8OO

Stations JH8SIT worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJH8SITPartnerPartner SNRMsgs
07-25 22:03 20m -10 / - EA7KN - / - 2 Partial
07-25 20:34 20m -9 / - CT1BFP - / -16 3 ✓ Confirmed
07-24 21:29 20m -4 / - PA2IPA - / - 2 Partial
07-24 21:25 20m -4 / - OE6PBD - / -16 3 Partial
07-24 21:21 20m +5 / - IK4OLQ - / -9 2 ✓ Confirmed
07-24 21:17 20m -9 / - PE1LDS - / - 3 Partial
07-24 21:15 20m -7 / - PC1JB - / - 2 Partial
07-24 21:11 20m -16 / - PE1LDS - / - 2 Partial
07-22 12:09 20m -3 / - PD0DEX - / - 2 ✓ Confirmed
07-21 21:10 20m -9 / - ON5AJ - / - 3 Partial
07-21 21:07 20m -15 / - G8WDZ - / -16 4 Partial
07-21 21:07 20m -20 / - YU7TMR - / - 2 Partial
07-19 20:31 20m -8 / - M7TLM - / -12 5 Partial
07-19 20:26 20m -18 / - ON3VZ - / - 2 Partial
07-19 20:25 20m -16 / - DD7EE - / -11 2 ✓ Confirmed
07-19 20:25 20m +1 / - DK1STE - / -19 5 ✓ Confirmed
07-19 20:22 20m -16 / - F/G7NUT - / -12 2 Partial
07-19 19:52 20m -7 / - UT5ZT - / -7 2 ✓ Confirmed
07-19 19:36 20m -17 / - R6XW - / -15 3 ✓ Confirmed
07-19 19:23 20m -10 / - PD5DJ - / -4 3 Partial
07-19 19:18 20m -7 / - DL1DV - / -23 3 ✓ Confirmed
07-19 19:09 20m - / -16 UB6ZDJ -16 / - 2 ✓ Confirmed
07-19 19:07 20m +2 / - CR7BRV -14 / -16 4 ✓ Verified
07-19 19:05 20m -8 / - DF1OLS -15 / -8 3 ✓ Verified
07-19 19:03 20m -14 / - DC5EG - / -16 2 ✓ Confirmed
07-19 18:59 20m 0 / - F1PBZ - / -15 2 ✓ Confirmed
07-18 22:22 20m +2 / - M7XOM - / -14 3 ✓ Confirmed
07-18 22:13 20m -9 / - DL9KM - / -6 3 ✓ Confirmed
07-18 21:13 20m -6 / - US4EX - / -3 2 Partial
07-17 21:43 20m -19 / - IK2UUF - / - 3 Partial
07-17 21:27 20m -7 / - TA4EE - / -19 3 ✓ Confirmed
07-17 13:03 20m -16 / - PA0GDL - / -10 4 ✓ Confirmed
07-16 20:42 20m -21 / - F4DUZ - / -22 2 Partial
07-16 20:41 20m -4 / - G0ORC - / -24 3 Partial
07-16 20:39 20m -10 / - IK2XYI - / -15 2 Partial
07-16 20:36 20m -16 / - EA4BU - / -24 3 ✓ Confirmed
07-16 20:33 20m -4 / - G0ORC - / -21 2 Partial
07-16 20:29 20m -22 / - IW0BLW - / -3 2 Partial
07-16 20:27 20m -10 / - IT9BCC - / -8 3 ✓ Confirmed
07-16 18:16 20m -4 / - IZ0GIY - / -24 4 ✓ Confirmed
07-14 19:52 20m +4 / - G7RDX - / -11 3 ✓ Confirmed
07-14 19:49 20m -6 / -19 CU3AC -8 / - 5 ✓ Verified
07-14 19:48 20m -2 / - F6BHK - / - 2 Partial
07-13 13:12 20m +1 / - IK2ILH - / -11 3 ✓ Confirmed
07-13 12:57 20m -12 / - RW3XB - / - 2 ✓ Confirmed
07-13 12:55 20m -8 / - F5IXN - / - 3 Partial
07-10 21:18 20m -1 / - PD9OH - / - 3 Partial
07-10 21:12 20m -7 / - G0GHL - / - 3 Partial
07-10 21:04 20m +2 / - MW7RHR - / - 3 Partial
07-10 20:59 20m -14 / - G8GRG - / - 2 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
211745  -6 3073  JH8SIT PE1LDS JO22 (x2)
212115  +5 3023  JH8SIT IK4OLQ R-09 (x2)
212545  -3 3022  JH8SIT OE6PBD JN76 (x3)
212915  -3 3022  JH8SIT PA2IPA JO22 (x2)
203430 -11 1617  JH8SIT CT1BFP IM59 (x3)
204130 +13 2552  JH8SIT ON4DAK JO10
220330  -9 1577  JH8SIT EA7KN IM76 (x2)
40m 
UTC    dB  Freq  Message
152100  +3 2714  JH8SIT RZ6HBF LN15 (x3)
205845  -8  989  JH8SIT 2E0AAG IO82 (x3)

SNR History by Band