JA1BUL — FT8 station from Japan

Japan Grid: ?

Amateur radio station JA1BUL operating from Japan. 19 FT8 spots received at SO8OO WebSDR, active on 20m, 10m, over 10 days, best SNR +9 dB. Heard between 2026-04-21 and 2026-06-12.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

19
Total spots
0
CQ calls
10
Days active
-6 dB
Avg SNR

Bands

20m 10m
First seen: 2026-04-21
Last seen: 2026-06-12 11:42 UTC

Frequent QSO partners observed at SO8OO

Stations JA1BUL worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJA1BULPartnerPartner SNRMsgs
06-12 13:42 10m -14 / - 7Q2MM - / -22 2 ✓ Confirmed
06-11 07:01 10m -5 / - 9X5KM - / -15 2 Partial
05-29 19:50 20m -7 / - TN8GD - / -5 2 ✓ Confirmed
05-28 12:46 10m +4 / - A61FJ - / -7 2 ✓ Confirmed
05-04 21:16 20m -12 / - TL8GD - / -14 2 ✓ Confirmed
04-21 21:56 20m -7 / - A71AH - / -15 2 ✓ Confirmed
04-21 21:48 20m +7 / - TL8GD - / -13 2 ✓ Confirmed

Station Log

10m 
UTC    dB  Freq  Message
141930  -5  749  JA1BUL RR73; IV3BCD <...> +14
124600  +5 1695  JA1BUL A61FJ -07 (x2)
070130  -5  821  JA1BUL 9X5KM -15 (x2)
133600  -9 1676  JA1BUL <...> -06
134200 -13 1916  JA1BUL 7Q2MM -22 (x2)
20m 
UTC    dB  Freq  Message
214800  +5  553  JA1BUL TL8GD -13 (x2)
215645  -8  647  JA1BUL A71AH -15 (x2)
211600 -13  571  JA1BUL TL8GD -14 (x2)
142530 -14 2196  JA1BUL R4MA -07
195030  -6 2351  JA1BUL TN8GD -05 (x2)
195215 -19 1634  BD7KWU JA1BUL 73
175115  +0 2033  JA1BUL R6SS RR73
133330 -18 1820  JA1BUL YE1BPQ RR73

SNR History by Band