JH4HMG — FT8 station from Japan
Amateur radio station JH4HMG operating from Japan. 40 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, over 11 days, best SNR +13 dB. Heard between 2026-04-22 and 2026-05-12.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
40
Total spots
0
CQ calls
11
Days active
-3 dB
Avg SNR
Bands
20m
40m
First seen: 2026-04-22
Last seen: 2026-05-12 19:44 UTC
Last seen: 2026-05-12 19:44 UTC
Frequent QSO partners observed at SO8OO
Stations JH4HMG worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JH4HMG | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-12 21:38 | 20m | +6 / - | 9H4JX | -9 / -16 | 11 | ✓ Verified |
| 05-12 21:25 | 20m | 0 / - | <...> | -14 / -12 | 2 | Partial |
| 05-09 21:37 | 20m | - / - | GW8DX | -19 / - | 4 | Partial |
| 05-07 21:35 | 20m | -2 / - | A61OK | - / -17 | 3 | ✓ Confirmed |
| 05-07 21:26 | 20m | -8 / - | SV0TPN | - / -8 | 5 | ✓ Confirmed |
| 05-05 21:52 | 20m | -16 / - | D2IM | - / -10 | 2 | ✓ Confirmed |
| 05-05 08:18 | 20m | -16 / - | G3VCQ | - / -12 | 2 | ✓ Confirmed |
| 05-03 21:06 | 40m | +3 / - | IT9HCS | - / -15 | 4 | ✓ Confirmed |
| 05-01 20:52 | 40m | +11 / - | SX20RCK | - / -12 | 2 | Partial |
| 05-01 20:34 | 40m | +2 / - | IK2ZJR | - / - | 10 | Partial |
| 04-23 08:25 | 20m | 0 / - | EA1CQ | - / - | 2 | Partial |
Station Log
20m
UTC dB Freq Message 213830 -24 325 GW8DX JH4HMG PM64 210600 -23 986 JH4HMG T77RN -02 212545 -14 1019 <...> JH4HMG PM64 212630 +0 1712 JH4HMG <...> -12 213815 -6 2875 9H4JX JH4HMG PM64 (x9) 214430 +6 2263 JH4HMG 9H4JX -16 214545 -14 2476 9H4JX JH4HMG 73
40m
UTC dB Freq Message 203545 -4 2478 JH4HMG IK2ZJR JN45 (x9) 205230 +13 2887 JH4HMG SX20RCK -12 (x2) 210630 +4 1559 JH4HMG IT9HCS -15 (x4)