JA3KAW — FT8 station from Japan
Amateur radio station JA3KAW operating from Japan. 60 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, 10m, over 14 days, best SNR +16 dB. Heard between 2026-04-21 and 2026-06-22.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
60
Total spots
0
CQ calls
14
Days active
-4 dB
Avg SNR
Bands
20m
40m
10m
First seen: 2026-04-21
Last seen: 2026-06-22 05:34 UTC
Last seen: 2026-06-22 05:34 UTC
Frequent QSO partners observed at SO8OO
Stations JA3KAW worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JA3KAW | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-19 23:17 | 20m | - / -17 | SP9TBT | -2 / - | 3 | ✓ Confirmed |
| 06-10 22:23 | 20m | -13 / -16 | EA1IOK | +4 / -12 | 8 | Partial |
| 06-10 22:22 | 20m | +10 / -18 | SV9TLU | +6 / -23 | 7 | ✓ Complete |
| 06-10 22:20 | 20m | - / -19 | BA8BLK | +5 / - | 2 | Partial |
| 06-10 22:19 | 20m | -21 / -8 | BH4HGH | +5 / +7 | 4 | ✓ Complete |
| 06-10 22:18 | 20m | -7 / - | EA5OM | +6 / -12 | 2 | ✓ Verified |
| 06-10 22:17 | 20m | - / -14 | US5HL | +4 / - | 2 | ✓ Confirmed |
| 06-10 22:15 | 20m | -1 / -16 | UN0GY | +2 / -4 | 5 | ✓ Complete |
| 06-10 22:12 | 20m | - / - | SV9TLU | -6 / - | 4 | Partial |
| 06-10 22:04 | 20m | -8 / - | 5Z4VJ | -5 / -2 | 6 | ✓ Verified |
| 06-09 12:06 | 10m | -4 / - | A61DD | - / -11 | 2 | ✓ Confirmed |
| 06-08 09:20 | 10m | -1 / - | R6FX | - / - | 3 | Partial |
| 06-08 08:43 | 10m | -10 / - | 4X1UF | - / -8 | 4 | Partial |
| 06-08 08:18 | 10m | -12 / - | TA1NGE | - / -1 | 2 | ✓ Confirmed |
| 05-23 22:43 | 20m | - / - | A92AE | +2 / - | 2 | Partial |
| 05-23 22:41 | 20m | - / -9 | UW8SM | -4 / - | 2 | ✓ Confirmed |
| 05-23 22:37 | 20m | - / - | SV9TLU | -2 / - | 4 | Partial |
| 05-22 23:01 | 20m | +13 / - | DL3MIB | - / -16 | 5 | ✓ Confirmed |
| 05-22 22:59 | 20m | 0 / - | TA2ANK | - / -9 | 2 | ✓ Confirmed |
| 05-20 13:15 | 20m | - / -8 | EW2ZC | +6 / - | 2 | Partial |
| 05-20 13:15 | 20m | +7 / -3 | ON6AA | +1 / -5 | 6 | ✓ Complete |
| 05-20 13:09 | 20m | -12 / - | IU0JIW | - / - | 2 | Partial |
| 05-13 21:51 | 40m | -8 / - | 4X1UF | - / -12 | 5 | ✓ Confirmed |
| 05-12 09:38 | 10m | -15 / - | 5Z4VJ | - / - | 2 | ✓ Confirmed |
| 04-24 08:57 | 10m | +2 / - | A71AH | - / -12 | 2 | ✓ Confirmed |
| 04-21 05:41 | 20m | +13 / -18 | UN6LN | -13 / -15 | 3 | Partial |
Station Log
10m
UTC dB Freq Message 093900 -15 2089 JA3KAW 5Z4VJ RR73 075830 +4 344 JA3KAW <...> -05 124300 -16 2090 JA3KAW 7Q8AK RR73 081830 -9 1437 JA3KAW TA1NGE -01 (x2) 084315 -10 2703 JA3KAW 4X1UF -08 (x4) 092045 -3 691 JA3KAW R6FX LN14 (x3) 120645 -4 1205 JA3KAW A61DD -11 (x2) 073430 +0 767 JA3KAW A71AT -17
20m
UTC dB Freq Message 222515 -13 470 JA3KAW EA1IOK R-12 (x2) 222600 +2 2878 OH1PH JA3KAW PM74 222645 -8 470 JA3KAW EA1IOK R-12 125200 -12 2821 JA3KAW RR73; JE5HTN <...> -08 231345 -1 2821 SV1HFE JA3KAW RR73 231545 -5 2821 SV1EAG JA3KAW 73 231645 -7 2821 UA0LQE JA3KAW RR73 231715 -2 2821 SP9TBT JA3KAW PM74 (x3) 231915 -6 2822 BG4OOO JA3KAW 73 232115 -2 2822 TF8KW JA3KAW PM74 232315 -1 2822 HA1BF JA3KAW PM74 (x2)
40m
UTC dB Freq Message 215115 -11 2554 JA3KAW 4X1UF -12 (x5) 224130 -15 799 JA3KAW RR73; EA1AOC <...> -12