JS3CTF — FT8 station from Japan

Japan Grid: ?

Amateur radio station JS3CTF operating from Japan. 34 FT8 spots received at SO8OO WebSDR, active on 20m, over 6 days, best SNR +11 dB. Heard between 2026-05-14 and 2026-06-18.

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Overview

Total spots

CQ calls

Days active

-3 dB

Avg SNR

Bands

20m

First seen: 2026-05-14
Last seen: 2026-06-18 21:33 UTC

Frequent QSO partners observed at SO8OO

Stations JS3CTF worked most often, as logged from our receiver:

YM4KT · Asiatic Turkey UN6LN · Kazakhstan TL8GD · Central African Republic TNX Z62NS · Republic of Kosovo 7Z1EP · Saudi Arabia BI4XDT · China TN8GD · Republic of the Congo UF4S · European Russia TB7HBY · Asiatic Turkey

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JS3CTF	Partner	Partner SNR	Msgs
06-18 23:32	20m	-1 / -	BI4XDT	- / -12	2	✓ Confirmed
06-06 14:06	20m	+4 / -	UF4S	- / -12	2	✓ Confirmed
05-23 22:12	20m	-15 / -	VU2KPH	- / -18	4	Partial
05-23 20:06	20m	0 / -	Z62NS	- / -5	9	Partial
05-17 22:00	20m	0 / -	YM4KT	- / -19	2	✓ Confirmed
05-17 02:54	20m	+1 / -	UN6LN	- / -20	2	✓ Confirmed
05-15 23:18	20m	-4 / -	7Z1EP	- / -16	3	✓ Confirmed
05-15 21:05	20m	+6 / -	TL8GD	- / -12	3	✓ Confirmed
05-14 21:47	20m	-16 / -	TB7HBY	- / -7	2	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
200900  -4  873  JS3CTF Z62NS -05 (x5)
220445  -2 1622  JS3CTF <...> -18
221245 -13 1563  JS3CTF VU2KPH -18 (x4)
140630  +4 1504  JS3CTF UF4S -12 (x2)
225315 -20 1931  JS3CTF TNX 73
233245  -2  558  JS3CTF BI4XDT -12 (x2)