JA1VDJ — FT8 station from Japan

Japan Grid: ?

Amateur radio station JA1VDJ operating from Japan. 19 FT8 spots received at SO8OO WebSDR, active on 20m, over 5 days, best SNR +17 dB. Heard between 2026-04-22 and 2026-06-27.

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

Overview

Total spots

CQ calls

Days active

+1 dB

Avg SNR

Bands

20m

First seen: 2026-04-22
Last seen: 2026-06-27 13:42 UTC

Frequent QSO partners observed at SO8OO

Stations JA1VDJ worked most often, as logged from our receiver:

UB9USV · Asiatic Russia YO4NF · Romania R40CHA · European Russia RV9WF · Asiatic Russia SV2HTW · Greece JY5IB · Jordan 4X1UF · Israel

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JA1VDJ	Partner	Partner SNR	Msgs
06-27 15:41	20m	-6 / -	4X1UF	- / -7	2	✓ Confirmed
06-25 16:06	20m	+4 / -	YO4NF	- / -16	2	✓ Confirmed
06-05 15:47	20m	+11 / -	SV2HTW	- / -10	4	✓ Confirmed
06-05 15:36	20m	+4 / -	JY5IB	- / -18	2	✓ Confirmed
06-05 14:34	20m	0 / -	RV9WF	- / -14	4	✓ Confirmed
04-24 10:35	20m	-8 / -	UB9USV	- / -13	3	✓ Confirmed
04-22 10:20	20m	+2 / -	R40CHA	- / -10	2	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
103615  -9 2831  JA1VDJ UB9USV RR73
143415  -9  767  JA1VDJ RV9WF LO74 (x4)
153630  +4 1388  JA1VDJ JY5IB -18 (x2)
154745 +11 1649  JA1VDJ SV2HTW -10 (x4)
160600  +4  696  JA1VDJ YO4NF -16 (x2)
154145  -5  253  JA1VDJ 4X1UF -07 (x2)