JF0CSK — FT8 station from Japan

Japan Grid: ?

Amateur radio station JF0CSK operating from Japan. 17 FT8 spots received at SO8OO WebSDR, active on 60m, 20m, over 8 days, best SNR +8 dB. Heard between 2026-05-01 and 2026-05-14.

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 60m

First seen: 2026-05-01
Last seen: 2026-05-14 12:37 UTC

Frequent QSO partners observed at SO8OO

Stations JF0CSK worked most often, as logged from our receiver:

KA4WAY · United States K2AK · United States OM5CM · Slovak Republic

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JF0CSK	Partner	Partner SNR	Msgs
05-07 13:22	20m	+8 / -	UA4FKT	- / -	4	Partial
05-03 22:10	60m	+3 / -	PI4DX	- / -	5	Partial
05-01 14:18	20m	- / -16	KA4WAY	-20 / -	2	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
141730 -16 2284  K2AK JF0CSK RR73
141830 -20 2284  KA4WAY JF0CSK -16 (x2)
142300 -22 2187  W4OXB JF0CSK PM86
075330 -12 2334  JF0CSK RR73; VK3EV <...> -12
145345  +3 2872  JF0CSK LZ100LZ -19 (x2)
132215  +8 2482  JF0CSK UA4FKT LO23 (x4)
041400 -17 1875  JF0CSK OM5CM RR73
031945 -15 2243  JF0CSK AF2F -12
042430  -8 2342  JF0CSK WX2CX -25
143730  -1 1092  JF0CSK SX100PAOK -19

60m

UTC    dB  Freq  Message
221045  +5 1103  JF0CSK PI4DX JO21 (x5)