JA3HBF — FT8 station from Japan

Japan Grid: ?

Amateur radio station JA3HBF operating from Japan. 11 FT8 spots received at SO8OO WebSDR, active on 20m, 10m, over 5 days, best SNR +11 dB. Heard between 2026-05-15 and 2026-06-21.

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

Overview

Total spots

CQ calls

Days active

-3 dB

Avg SNR

Bands

20m 10m

First seen: 2026-05-15
Last seen: 2026-06-21 10:21 UTC

Frequent QSO partners observed at SO8OO

Stations JA3HBF worked most often, as logged from our receiver:

7Q5MP · Malawi SV9TLU · Crete OZ7DR · Denmark

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JA3HBF	Partner	Partner SNR	Msgs
06-04 15:12	20m	+10 / -	F4IBJ	- / -	3	Partial
06-04 15:09	20m	-11 / -	OZ7DR	- / -10	3	✓ Confirmed
06-04 15:04	20m	- / -	OJ0Z	-4 / -	4	Partial
05-15 16:51	20m	0 / -	SV9TLU	- / -	2	✓ Confirmed

Station Log

10m

UTC    dB  Freq  Message
092130  -7  531  JA3HBF RR73; EW6BZ <...> -20
075430  -7  926  JA3HBF A41ZZ -11
122130 -15 2262  JA3HBF 7Q5MP RR73

20m

UTC    dB  Freq  Message
165100  -1 2577  JA3HBF SV9TLU RR73 (x2)
150445  -2 2236  OJ0Z JA3HBF PM84 (x5)
150930  -6 1167  JA3HBF OZ7DR -10 (x3)
151230 +11 1707  JA3HBF F4IBJ IN96 (x3)