JR7COW — FT8 station from Japan

Japan Grid: ?

Amateur radio station JR7COW operating from Japan. 12 FT8 spots received at SO8OO WebSDR, active on 20m, 10m, over 4 days, best SNR +22 dB. Heard between 2026-05-15 and 2026-06-10.

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

Overview

Total spots

CQ calls

Days active

-2 dB

Avg SNR

Bands

20m 10m

First seen: 2026-05-15
Last seen: 2026-06-10 10:39 UTC

Frequent QSO partners observed at SO8OO

Stations JR7COW worked most often, as logged from our receiver:

JI1RCT · Japan R5AV · European Russia

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JR7COW	Partner	Partner SNR	Msgs
06-10 12:39	20m	+22 / -	R5AV	- / -13	2	✓ Confirmed
05-30 11:51	20m	+6 / -	ON6AA	- / -	4	Partial
05-28 10:47	10m	-22 / -	JG3SKK	- / +2	3	Partial
05-15 12:49	20m	-9 / -	JI1RCT	- / -16	2	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
124915  -9 3038  JR7COW JI1RCT -16 (x2)
115115  +2 2580  JR7COW ON6AA JO11 (x4)
123915 +22  469  JR7COW R5AV -13 (x2)

10m

UTC    dB  Freq  Message
104730 -24 1581  JR7COW JG3SKK +02 (x3)
114900  -9 1702  JR7COW A61FJ -13