JA4GCL — FT8 station from Japan
Amateur radio station JA4GCL operating from Japan. 105 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 22 days, best SNR +20 dB. Heard between 2026-04-23 and 2026-06-13.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
105
Total spots
0
CQ calls
22
Days active
-3 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-23
Last seen: 2026-06-13 07:39 UTC
Last seen: 2026-06-13 07:39 UTC
Frequent QSO partners observed at SO8OO
Stations JA4GCL worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JA4GCL | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-06 09:59 | 20m | -10 / - | DL6LAG | - / -12 | 2 | ✓ Confirmed |
| 06-06 09:52 | 20m | -5 / - | G3AKA | - / -10 | 2 | ✓ Confirmed |
| 05-29 17:39 | 20m | +3 / -12 | EA3AGF | -8 / -4 | 5 | ✓ Complete |
| 05-29 17:39 | 20m | 0 / - | EB3JT | - / - | 2 | Partial |
| 05-29 17:36 | 20m | - / -19 | YO8ALA | -6 / - | 2 | Partial |
| 05-29 17:31 | 20m | - / - | 9A3EYA | -4 / - | 4 | ✓ Confirmed |
| 05-29 17:26 | 20m | - / - | OE5TXF | -3 / - | 3 | Partial |
| 05-29 17:23 | 20m | - / - | OE5TXF | -6 / - | 2 | Partial |
| 05-29 17:13 | 20m | -14 / -7 | OM8GT | -3 / - | 4 | ✓ Verified |
| 05-29 17:11 | 20m | - / - | OE1JUA | -3 / - | 2 | Partial |
| 05-29 17:10 | 20m | -5 / - | UA4FKT | -9 / -9 | 3 | ✓ Verified |
| 05-29 17:08 | 20m | - / -1 | OE4DJN | -2 / - | 3 | ✓ Confirmed |
| 05-25 11:38 | 20m | -14 / - | N3FCP | -19 / - | 2 | ✓ Verified |
| 05-23 21:56 | 20m | - / -20 | SV9TLU | -12 / - | 3 | Partial |
| 05-23 21:01 | 20m | - / -1 | SV9TLU | -10 / - | 3 | Partial |
| 05-23 20:59 | 20m | - / -17 | US5WFL | -9 / - | 3 | ✓ Confirmed |
| 05-23 20:50 | 20m | 0 / -24 | GB9SOS | -9 / -18 | 13 | ✓ Complete |
| 05-23 20:44 | 20m | - / - | GB9SOS | -6 / - | 2 | Partial |
| 05-23 20:29 | 40m | +11 / - | YO4FZV | - / -13 | 6 | Partial |
| 05-22 19:50 | 80m | -13 / - | UN0GY | - / -9 | 2 | ✓ Confirmed |
| 05-20 21:26 | 20m | -6 / - | CT7AIU | - / -10 | 3 | Partial |
| 05-20 21:21 | 20m | -8 / - | PD4DX | - / -23 | 2 | ✓ Confirmed |
| 05-20 05:39 | 20m | - / - | E75YZ | -6 / - | 2 | Partial |
| 05-20 05:21 | 20m | - / - | EA3PV | -10 / - | 2 | ✓ Confirmed |
| 05-20 05:17 | 20m | +5 / - | RC6OG | -14 / - | 5 | ✓ Complete |
| 05-20 05:16 | 20m | -9 / -22 | R8LCA | -5 / -10 | 5 | ✓ Complete |
| 05-20 05:15 | 20m | - / +1 | UW8SM | -11 / - | 3 | ✓ Confirmed |
| 05-20 05:13 | 20m | - / -13 | DB9THF/P | -7 / - | 3 | ✓ Confirmed |
| 05-20 05:07 | 20m | - / - | HA1SU | -12 / - | 5 | ✓ Confirmed |
| 05-13 19:59 | 40m | -3 / - | HB9TIH | - / - | 4 | Partial |
| 05-13 19:57 | 40m | -2 / - | OE3OBB | - / -15 | 5 | ✓ Confirmed |
| 05-12 06:07 | 20m | -2 / - | RI0SP | - / -13 | 2 | ✓ Confirmed |
| 05-06 20:01 | 80m | -2 / - | SV1DKR | - / -14 | 2 | Partial |
| 05-03 19:04 | 20m | - / -6 | Z33B | -8 / - | 4 | ✓ Confirmed |
| 05-03 18:59 | 20m | -4 / - | EA4IJS | -14 / -10 | 10 | ✓ Verified |
| 05-03 18:52 | 20m | 0 / - | EA7EZ | - / - | 4 | Partial |
| 05-03 18:52 | 20m | -12 / - | IZ2EID | - / +4 | 2 | Partial |
| 05-03 18:50 | 20m | -8 / - | OP9T | - / - | 2 | ✓ Confirmed |
| 05-03 18:31 | 40m | +7 / - | UR6QA | - / +4 | 4 | ✓ Confirmed |
| 04-30 17:35 | 20m | - / -17 | YO5PCX | -12 / - | 2 | Partial |
| 04-30 17:30 | 20m | - / -17 | YO2MD | -14 / - | 6 | ✓ Confirmed |
| 04-30 17:28 | 20m | -3 / - | R6DJR | -14 / -5 | 2 | ✓ Verified |
| 04-30 17:27 | 20m | - / -24 | YO9EMI | -20 / - | 2 | ✓ Confirmed |
| 04-30 17:22 | 20m | +4 / -13 | RG2V | -14 / -10 | 4 | ✓ Complete |
| 04-30 17:22 | 20m | - / -12 | SP3P | -9 / - | 2 | ✓ Confirmed |
| 04-27 20:26 | 40m | -2 / - | YP1ZMR | - / -16 | 2 | Partial |
| 04-27 20:21 | 80m | -2 / - | R7DN | - / - | 2 | ✓ Confirmed |
| 04-27 20:16 | 80m | 0 / - | R7DN | - / -19 | 2 | Partial |
| 04-26 20:45 | 20m | - / -7 | TA3ZZ | -15 / - | 4 | ✓ Confirmed |
| 04-25 08:16 | 20m | +10 / - | LA1PHA | - / -18 | 2 | Partial |
Station Log
10m
UTC dB Freq Message 053700 -23 1330 JA4GCL FR4AW +14 072545 -24 1676 JA4GCL UA6YE LN04 084130 -15 1991 JA4GCL R4FDD RR73 093930 -2 1890 JA4GCL 7Q3CM -04
40m
UTC dB Freq Message 195745 -1 1602 JA4GCL OE3OBB -15 (x4) 195945 -6 1464 JA4GCL HB9TIH JN36 (x4) 202945 +11 2746 JA4GCL YO4FZV -13 (x6) 194130 -13 2233 JA4GCL YO9PH -12
20m
UTC dB Freq Message 173400 -5 1841 9A3EYA JA4GCL RR73 (x2) 173645 -8 1141 YO8ALA JA4GCL PM64 (x2) 173900 +0 771 JA4GCL EB3JT JN01 (x2) 173930 +3 2076 JA4GCL EA3AGF JN12 174045 -7 771 EA3AGF JA4GCL -12 174100 +4 2076 JA4GCL EA3AGF R-04 174115 -8 771 EA3AGF JA4GCL RR73 174130 +3 2076 JA4GCL EA3AGF 73 095200 -4 2794 JA4GCL G3AKA -10 (x2) 095900 -10 2336 JA4GCL DL6LAG -12 (x2)
80m
UTC dB Freq Message 201645 -5 2152 JA4GCL R7DN -19 (x4) 202730 -14 695 JA4GCL ZS1J RR73 200100 -1 2171 JA4GCL SV1DKR -14 (x2) 195045 -14 2541 JA4GCL UN0GY -09 (x2)