JH9ISY — FT8 station from Japan
Amateur radio station JH9ISY operating from Japan. 21 FT8 spots received at SO8OO WebSDR, active on 20m, 10m, over 9 days, best SNR +20 dB. Heard between 2026-04-24 and 2026-05-26.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
21
Total spots
0
CQ calls
9
Days active
-10 dB
Avg SNR
Bands
20m
10m
First seen: 2026-04-24
Last seen: 2026-05-26 19:03 UTC
Last seen: 2026-05-26 19:03 UTC
Frequent QSO partners observed at SO8OO
Stations JH9ISY worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JH9ISY | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-26 21:03 | 20m | -6 / - | SP5EXA | - / -8 | 2 | ✓ Confirmed |
| 05-23 11:10 | 10m | -23 / - | VK9BSA | - / - | 2 | ✓ Confirmed |
| 05-21 14:38 | 20m | -13 / - | R6AC | - / -13 | 3 | Partial |
| 05-18 21:11 | 20m | - / -8 | SP6AXW | -13 / - | 3 | Partial |
| 05-18 21:09 | 20m | - / +4 | BG4OOO | -12 / - | 2 | ✓ Confirmed |
| 05-18 21:06 | 20m | -4 / - | Z34K | -9 / -15 | 4 | ✓ Verified |
| 05-18 21:04 | 20m | - / - | OK2ZDL | -10 / - | 2 | Partial |
| 05-12 10:28 | 20m | -5 / - | WK2M | - / -2 | 2 | ✓ Confirmed |
| 05-03 08:12 | 10m | -23 / - | A61FJ | - / -13 | 2 | ✓ Confirmed |
| 04-24 22:01 | 20m | +17 / - | YN7DS | - / -15 | 2 | Partial |
Station Log
20m
UTC dB Freq Message 210745 -4 2205 JH9ISY Z34K R-15 210800 -9 2205 Z34K JH9ISY RR73 210815 -4 2205 JH9ISY Z34K 73 210900 -11 2205 BG4OOO JH9ISY R+04 (x2) 211130 -14 2205 SP6AXW JH9ISY -08 (x3) 143830 -12 2463 JH9ISY R6AC LN05 143900 -14 672 JH9ISY UA6YW -13 143900 -13 2464 JH9ISY R6AC R-13 (x2) 204930 -10 1810 JH9ISY 5B4AMM -04 210315 -8 1486 JH9ISY SP5EXA -08 (x2)
10m
UTC dB Freq Message 081215 -24 1530 JH9ISY A61FJ -13 (x2) 111045 -22 1625 JH9ISY VK9BSA +21 (x2)