JH4TAJ — FT8 station from Japan
Amateur radio station JH4TAJ operating from Japan (grid square PN26). 24 FT8 spots received at SO8OO WebSDR, active on 20m, over 7 days, best SNR +21 dB. Heard between 2026-04-29 and 2026-06-09.
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Overview
24
Total spots
0
CQ calls
7
Days active
+0 dB
Avg SNR
Bands
20m
First seen: 2026-04-29
Last seen: 2026-06-09 19:17 UTC
Last seen: 2026-06-09 19:17 UTC
Frequent QSO partners observed at SO8OO
Stations JH4TAJ worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JH4TAJ | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-25 11:28 | 20m | -17 / - | EX8ABR/P | - / -3 | 2 | Partial |
| 05-03 21:00 | 20m | - / -10 | 9A4CU | -18 / - | 2 | Partial |
| 05-03 20:56 | 20m | - / - | A92AE | -15 / - | 3 | Partial |
| 05-03 20:49 | 20m | +12 / -12 | SV9TLU | -15 / -16 | 8 | ✓ Complete |
| 05-03 20:46 | 20m | -4 / - | ZB2JK | -12 / - | 3 | Partial |
| 05-03 20:42 | 20m | -10 / - | EA3BIC | - / - | 5 | Partial |
| 05-02 19:06 | 20m | +18 / - | ON6AA | - / -19 | 4 | ✓ Confirmed |
| 04-29 23:17 | 20m | -6 / - | BG7XCX | -2 / -6 | 3 | Partial |
| 04-27 20:23 | 20m | - / -21 | IZ1JII | -12 / - | 6 | ✓ Confirmed |
| 04-27 20:22 | 20m | - / -15 | SA6ODD | -12 / - | 2 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 205330 -14 612 SP6FME JH4TAJ -14 205600 -14 611 A92AE JH4TAJ PM64 (x3) 205830 -12 611 RU3KV JH4TAJ RRR 210030 -14 611 9A4CU JH4TAJ -10 (x2) 210330 -13 611 RA5AK JH4TAJ R-15 163115 +2 661 JH4TAJ IZ0PAP -17 205730 -11 1854 JH4TAJ SV4RRK -16 112830 -19 1972 JH4TAJ EX8ABR/P -03 (x2) 222615 +2 658 JH4TAJ <...> -17 192200 -9 605 G6PWY JH4TAJ PM64 211730 -9 779 JH4TAJ BG2EFX PN26