JA5SLV — FT8 station from Japan
Amateur radio station JA5SLV operating from Japan. 122 FT8 spots received at SO8OO WebSDR, 14 CQ calls, active on 20m, over 25 days, best SNR +28 dB. Heard between 2026-04-24 and 2026-07-22.
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Overview
122
Total spots
14
CQ calls
25
Days active
-1 dB
Avg SNR
Bands
20m
First seen: 2026-04-24
Last seen: 2026-07-22 15:07 UTC
Last seen: 2026-07-22 15:07 UTC
Frequent QSO partners observed at SO8OO
Stations JA5SLV worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JA5SLV | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 07-18 16:33 | 20m | -15 / - | PD3RH | - / - | 2 | Partial |
| 07-17 17:02 | 20m | -10 / - | 4Z1GY | - / -8 | 3 | ✓ Confirmed |
| 07-15 17:01 | 20m | -8 / - | UT5MD | - / -21 | 4 | ✓ Confirmed |
| 07-15 16:43 | 20m | -10 / - | F6CAX | - / - | 2 | Partial |
| 07-15 16:41 | 20m | +5 / - | E70SZ | - / -7 | 3 | ✓ Confirmed |
| 07-15 16:26 | 20m | +15 / - | UT7UJ | - / -20 | 2 | ✓ Confirmed |
| 07-11 16:46 | 20m | -4 / - | ON3NR | - / -9 | 2 | ✓ Confirmed |
| 07-06 16:47 | 20m | -3 / - | DL8HXP | - / - | 6 | Partial |
| 07-06 16:05 | 20m | +4 / - | IU3VHR | - / -25 | 4 | Partial |
| 06-13 16:46 | 20m | +19 / - | IZ0RPS | - / -19 | 3 | ✓ Confirmed |
| 06-13 16:38 | 20m | -2 / - | LZ1BT | -10 / -13 | 4 | Partial |
| 06-13 16:21 | 20m | -8 / - | UA4HBJ | - / -16 | 2 | ✓ Confirmed |
| 06-13 16:18 | 20m | +13 / - | F1ODM | - / -15 | 2 | Partial |
| 06-13 14:40 | 20m | -6 / - | R4ML | - / -8 | 2 | Partial |
| 06-06 20:46 | 20m | - / -14 | IW5ALZ | -12 / - | 2 | Partial |
| 06-06 20:40 | 20m | -4 / - | ON4VMA | -9 / -9 | 5 | ✓ Verified |
| 06-06 20:38 | 20m | -2 / - | F4FCE | - / - | 2 | Partial |
| 06-06 20:35 | 20m | +10 / -2 | RC6OG | -10 / - | 4 | ✓ Verified |
| 06-06 20:30 | 20m | - / -13 | W7GES | -8 / - | 3 | Partial |
| 06-06 20:26 | 20m | +25 / -6 | UT5MD | -6 / - | 6 | Partial |
| 06-05 17:05 | 20m | -5 / - | BH4HGH | - / +5 | 3 | ✓ Confirmed |
| 06-03 17:12 | 20m | -17 / - | SQ6PLE | - / -16 | 4 | ✓ Confirmed |
| 06-03 16:52 | 20m | -8 / - | DM3AZ | - / -12 | 2 | ✓ Confirmed |
| 06-02 17:45 | 20m | +6 / - | SV1QEZ | - / -17 | 4 | ✓ Confirmed |
| 05-31 17:17 | 20m | - / -21 | OH8MXJ | -1 / - | 5 | Partial |
| 05-31 17:08 | 20m | - / - | SP9LS | -6 / - | 2 | Partial |
| 05-31 16:57 | 20m | +9 / - | F1THK | -7 / -16 | 5 | ✓ Verified |
| 05-23 17:08 | 20m | - / - | SP2SGZ | -14 / - | 2 | ✓ Confirmed |
| 05-16 16:57 | 20m | - / -16 | DS3RCD | -3 / - | 3 | ✓ Confirmed |
| 05-16 16:53 | 20m | - / - | F8FUA | -14 / - | 3 | Partial |
| 05-16 16:51 | 20m | -13 / -9 | BG4OOO | -6 / - | 3 | ✓ Verified |
| 05-16 16:48 | 20m | - / -16 | DC3PH | -6 / - | 3 | ✓ Confirmed |
| 05-16 16:46 | 20m | - / -17 | DL5KSS | -8 / - | 2 | ✓ Confirmed |
| 05-04 17:05 | 20m | - / -16 | SP9ODY | -7 / - | 3 | ✓ Confirmed |
| 05-04 16:54 | 20m | +7 / - | R6DJR | - / -14 | 5 | Partial |
| 05-01 16:31 | 20m | -12 / - | CT2IPM | - / - | 2 | Partial |
| 04-29 20:19 | 20m | - / - | EA3GZR | -20 / - | 3 | Partial |
| 04-29 19:09 | 20m | -6 / - | F4LER | - / -22 | 5 | ✓ Confirmed |
| 04-29 18:59 | 20m | - / - | IU4UWH | -16 / - | 2 | ✓ Confirmed |
| 04-29 18:51 | 20m | +10 / -6 | SV9TLU | -14 / -24 | 4 | ✓ Complete |
| 04-29 18:35 | 20m | -6 / - | F1HSY | - / -9 | 3 | ✓ Confirmed |
| 04-29 18:22 | 20m | 0 / - | SV0TPN | - / -7 | 2 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 164215 +3 485 JA5SLV E70SZ R-07 (x2) 164315 -11 484 JA5SLV F6CAX JO00 (x2) 165215 -6 484 JA5SLV RV3F KO86 170145 -7 1788 JA5SLV UT5MD KN69 (x4) 170215 -11 1994 JA5SLV 4Z1GY -08 (x3) 163300 -15 1072 JA5SLV PD3RH JO22 (x2) 170715 +2 2970 JA5SLV DL5EBS RR73