JA7OWB — FT8 station from Japan

Japan Grid: ?

Amateur radio station JA7OWB operating from Japan. 36 FT8 spots received at SO8OO WebSDR, 1 CQ calls, active on 20m, over 8 days, best SNR +23 dB. Heard between 2026-04-23 and 2026-05-14.

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

Overview

36
Total spots
1
CQ calls
8
Days active
-1 dB
Avg SNR

Bands

20m
First seen: 2026-04-23
Last seen: 2026-05-14 20:03 UTC

Frequent QSO partners observed at SO8OO

Stations JA7OWB worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJA7OWBPartnerPartner SNRMsgs
05-10 11:08 20m -2 / - R4GF - / -17 2 Partial
05-09 21:26 20m -4 / - AO25RKB - / -13 3 Partial
05-09 21:20 20m +22 / - F4FOM - / -6 2 ✓ Confirmed
05-09 20:35 20m +4 / -15 CT7AXN -10 / -13 3 ✓ Complete
05-08 20:48 20m +2 / - EA1B - / -13 2 Partial
05-08 20:43 20m - / -10 AO1RKB -10 / - 3 Partial
05-07 21:36 20m -4 / - ON5OC - / -13 7 Partial
05-07 21:30 20m - / -2 BG4JLJ -8 / - 2 ✓ Confirmed
04-29 21:34 20m +2 / - IK0LNN - / -19 2 ✓ Confirmed
04-29 21:29 20m -7 / - EA2EWL - / -21 2 ✓ Confirmed
04-29 21:06 20m +12 / - SV9TLU - / -22 2 ✓ Confirmed
04-28 21:49 20m - / -12 UR5SDB -10 / - 2 Partial
04-28 21:48 20m - / -14 UR5SSB -11 / - 3 Partial

Station Log

20m 
UTC    dB  Freq  Message
203045  -6  785  JA7OWB DL5XJ 73
203545 -10 1096  CT7AXN JA7OWB -15
203600  +4 1579  JA7OWB CT7AXN R-13 (x2)
211215 -19 1144  GM3JIM JA7OWB -14
211830  -5 1145  JA7OWB F8JIR R-09
212045 +23 2548  JA7OWB F4FOM R-06 (x2)
212615  -5  844  JA7OWB AO25RKB R-13
212630 -23  895  <...> JA7OWB -19
212645  -4  844  JA7OWB AO25RKB R-13 (x2)
110815  -4 1676  JA7OWB R4GF R-17 (x2)
220315  -9 2703  JA7OWB JA7IC 73

SNR History by Band