JM4WUZ — FT8 station from Japan
Amateur radio station JM4WUZ operating from Japan. 29 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 12 days, best SNR +19 dB. Heard between 2026-04-24 and 2026-07-19.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
29
Total spots
0
CQ calls
12
Days active
-5 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-24
Last seen: 2026-07-19 18:39 UTC
Last seen: 2026-07-19 18:39 UTC
Frequent QSO partners observed at SO8OO
Stations JM4WUZ worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JM4WUZ | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 07-18 21:18 | 20m | -5 / - | R7RBE | - / - | 3 | Partial |
| 07-18 21:16 | 20m | - / -8 | GD3SKZ | -13 / - | 7 | Partial |
| 07-15 11:01 | 20m | -14 / - | <...> | - / -7 | 2 | Partial |
| 06-22 15:56 | 20m | -4 / - | PD8RUK | - / -17 | 5 | Partial |
| 06-11 12:33 | 10m | -13 / - | 9X5KM | - / -8 | 3 | ✓ Confirmed |
| 05-30 12:28 | 20m | -2 / - | ON6AA | - / - | 2 | Partial |
| 05-23 20:19 | 80m | +12 / - | SM5KNV | - / -23 | 2 | Partial |
| 05-11 21:25 | 20m | -13 / - | EA1IOK | - / - | 3 | Partial |
| 05-11 21:22 | 20m | +2 / - | EC3A | - / -14 | 2 | Partial |
| 05-09 20:40 | 20m | - / - | JW7QIA | +1 / - | 3 | Partial |
Station Log
20m
UTC dB Freq Message 155800 -2 823 JM4WUZ PD8RUK -17 (x2) 110100 -11 1709 JM4WUZ <...> -07 (x2) 211615 -11 2459 GD3SKZ JM4WUZ PM64 (x4) 211800 -4 2494 JM4WUZ R7RBE KN64 211815 -14 2408 GD3SKZ JM4WUZ -08 211830 -5 2494 JM4WUZ R7RBE KN64 211845 -14 2408 GD3SKZ JM4WUZ -08 211900 -5 2494 JM4WUZ R7RBE KN64 211915 -15 2408 GD3SKZ JM4WUZ -08 203930 -5 439 JM4WUZ ZA/KN7L R-12
10m
UTC dB Freq Message 115730 -3 2304 JM4WUZ RR73; HL2WA <...> -08 123545 -19 1330 JM4WUZ A71QQ RR73 123330 -12 818 JM4WUZ 9X5KM -08 (x3)
80m
UTC dB Freq Message 201900 +11 714 JM4WUZ SM5KNV R-23 (x2)
40m
UTC dB Freq Message 194400 -8 357 JM4WUZ AU2M RR73