JA4DNC — FT8 station from Japan

Japan Grid: ?

Amateur radio station JA4DNC operating from Japan. 12 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, over 5 days, best SNR +9 dB. Heard between 2026-04-23 and 2026-06-06.

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

Overview

Total spots

CQ calls

Days active

-7 dB

Avg SNR

Bands

20m 40m

First seen: 2026-04-23
Last seen: 2026-06-06 18:51 UTC

Frequent QSO partners observed at SO8OO

Stations JA4DNC worked most often, as logged from our receiver:

UN0GY · Kazakhstan A61FJ · United Arab Emirates F4JRC · France TJ1GD · Cameroon 7Z1IS · Saudi Arabia YO3EGE · Romania DL3MIB · Fed. Rep. of Germany

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JA4DNC	Partner	Partner SNR	Msgs
06-06 20:50	20m	-4 / -	YO3EGE	- / -14	2	✓ Confirmed
06-06 20:47	20m	+7 / -	F4JRC	- / -13	2	✓ Confirmed
06-05 20:23	20m	-14 / -	TJ1GD	- / -12	2	✓ Confirmed
06-01 16:47	20m	-14 / -	A61FJ	- / -19	2	✓ Confirmed
04-23 18:13	40m	-11 / -	UN0GY	- / -17	3	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
200515  -5 1011  F5OYA/P JA4DNC PM64
202215  +1  795  JA4DNC DL3MIB RR73
164715  -9 1426  JA4DNC A61FJ -19 (x2)
202300 -15 1251  JA4DNC TJ1GD -12 (x2)
204715  +9 2537  JA4DNC F4JRC -13 (x2)
205015  -5 2435  JA4DNC YO3EGE R-14 (x2)
210200 -17 2413  7Z1IS JA4DNC 73
212215 -11  553  9X5KM JA4DNC PM64

40m

UTC    dB  Freq  Message
181315 -12 2569  JA4DNC UN0GY -17 (x3)