JA3KVT — FT8 station from Japan
Amateur radio station JA3KVT operating from Japan. 76 FT8 spots received at SO8OO WebSDR, active on 20m, 10m, over 18 days, best SNR +14 dB. Heard between 2026-04-22 and 2026-06-12.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
76
Total spots
0
CQ calls
18
Days active
-4 dB
Avg SNR
Bands
20m
10m
First seen: 2026-04-22
Last seen: 2026-06-12 08:47 UTC
Last seen: 2026-06-12 08:47 UTC
Frequent QSO partners observed at SO8OO
Stations JA3KVT worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JA3KVT | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-08 03:56 | 20m | -14 / - | RV0AEV | - / -14 | 3 | ✓ Confirmed |
| 06-07 23:28 | 20m | -6 / - | UI5A | - / -8 | 3 | ✓ Confirmed |
| 06-07 23:18 | 20m | - / - | OK1DXR | -13 / - | 3 | Partial |
| 05-28 10:41 | 10m | -3 / - | 7Q3AM | -14 / +10 | 3 | ✓ Verified |
| 05-28 10:31 | 10m | - / - | 7Q3AM | -14 / - | 13 | Partial |
| 05-27 22:30 | 20m | - / - | GW0OGI | -16 / - | 2 | Partial |
| 05-27 22:25 | 20m | - / - | GB9SOS | -14 / - | 8 | Partial |
| 05-11 11:29 | 20m | -2 / - | F5IXN | - / - | 3 | Partial |
| 05-11 11:28 | 20m | - / -25 | WX8W | -15 / - | 2 | ✓ Confirmed |
| 05-11 11:19 | 20m | -5 / - | OH3CBN | - / -4 | 2 | Partial |
| 05-11 10:03 | 20m | 0 / - | UB8CPH | - / -19 | 2 | ✓ Confirmed |
| 04-29 23:10 | 20m | - / -8 | <...> | -2 / - | 5 | Partial |
| 04-29 23:06 | 20m | -1 / - | HA8BE | -5 / -1 | 7 | ✓ Verified |
| 04-29 12:16 | 10m | -12 / - | LU8GCJ | - / -1 | 2 | ✓ Confirmed |
| 04-29 11:43 | 10m | -11 / - | LU8GCJ | - / -3 | 7 | ✓ Confirmed |
| 04-29 10:51 | 10m | -14 / - | YD2GYO | - / +1 | 2 | ✓ Confirmed |
| 04-22 12:57 | 20m | -15 / -21 | G4BWQ | +3 / -8 | 7 | ✓ Complete |
| 04-22 12:56 | 20m | +1 / - | F5PBG | - / - | 2 | Partial |
| 04-22 12:55 | 20m | - / -20 | LA9RMA | +6 / - | 2 | ✓ Confirmed |
| 04-22 12:53 | 20m | -2 / - | IK1EZX | - / - | 2 | Partial |
| 04-22 12:53 | 20m | +14 / -11 | RA4HG | +3 / -9 | 4 | Partial |
| 04-22 12:51 | 20m | +9 / - | UA7T | - / - | 3 | Partial |
| 04-22 12:50 | 20m | 0 / -17 | R6AO | +4 / -14 | 11 | ✓ Complete |
| 04-22 12:50 | 20m | +4 / - | PH5DMT | - / - | 7 | Partial |
| 04-22 12:48 | 20m | - / -15 | OK2LW | +1 / - | 3 | ✓ Confirmed |
| 04-22 12:47 | 20m | -8 / - | R6DJR | -1 / - | 2 | ✓ Verified |
| 04-22 12:42 | 20m | +4 / -14 | EA5JHD | +1 / -15 | 4 | ✓ Complete |
| 04-22 12:38 | 20m | - / -14 | R3FE | +6 / - | 6 | Partial |
| 04-22 12:34 | 20m | +8 / +2 | R1IBF | -2 / - | 6 | ✓ Complete |
Station Log
20m
UTC dB Freq Message 125215 -10 331 JA3KVT G6TEQ IO80 231030 +6 797 JA3KVT 9X5KM -04 231845 -14 1037 OK1DXR JA3KVT PM74 (x3) 232430 -24 1464 JA3KVT BA8BLK RR73 232800 +0 1696 JA3KVT UI5A -08 (x3) 035645 -20 738 JA3KVT RV0AEV -14 (x3) 134700 -12 3018 JA3KVT 3B8HK +06 225930 -12 1611 JA3KVT II9RICT -10 104745 +0 969 JA3KVT RA3ZOM -12
10m
UTC dB Freq Message 103415 -17 1459 7Q3AM JA3KVT PM74 (x8) 104130 -2 1392 JA3KVT 7Q3AM +10 (x2) 104745 -11 798 ZS6LF JA3KVT PM74 084430 -17 2276 JA3KVT 7Q9PTP +00 151600 -20 1563 JA3KVT 7Q3CM RR73 152600 -3 1899 JA3KVT 9X5KM -01 095600 +8 408 JA3KVT RR73; DL1SVA <...> -20