JF3KON — FT8 station from Japan

Japan Grid: LN14

Amateur radio station JF3KON operating from Japan (grid square LN14). 22 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, over 8 days, best SNR +13 dB. Heard between 2026-04-29 and 2026-07-22.

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

Overview

22
Total spots
0
CQ calls
8
Days active
-2 dB
Avg SNR

Bands

20m 40m
First seen: 2026-04-29
Last seen: 2026-07-22 18:18 UTC

Frequent QSO partners observed at SO8OO

Stations JF3KON worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJF3KONPartnerPartner SNRMsgs
07-22 20:18 40m -10 / - R6FX - / - 2 Partial
06-14 19:19 20m +3 / - PD3ED - / - 3 Partial
06-14 19:19 20m - / -12 D4OL +13 / - 3 ✓ Confirmed
06-14 19:12 20m - / - D4OL +2 / - 2 Partial
06-11 20:19 40m -12 / - IW8RC - / - 2 Partial
06-06 22:24 20m +2 / - 9X5KM -4 / -10 22 ✓ Verified
06-05 19:10 20m - / -9 A92AB -17 / - 3 ✓ Confirmed
05-27 20:12 20m -12 / -19 ZD8KX +4 / +3 4 ✓ Complete
05-27 19:59 20m - / - ZD8KX -3 / - 9 Partial
05-27 19:55 20m - / - ZD8KX -4 / - 2 Partial
05-27 19:48 20m - / - ZD8KX -8 / - 2 Partial
04-29 20:10 40m +6 / - OK1UG - / - 6 Partial
04-29 20:09 40m +10 / - 9A1CCB - / - 2 Partial

Station Log

40m 
UTC    dB  Freq  Message
200930  +6  905  JF3KON 9A1CCB JN85 (x2)
201030  +7  905  JF3KON OK1UG JN89 (x6)
195100 -10  238  JF3KON IK0SDQ JN62
201930 -13 1535  JF3KON IW8RC JM88 (x2)
201800 -10  790  JF3KON R6FX LN14 (x2)
20m 
UTC    dB  Freq  Message
223415  -1  856  9X5KM JF3KON PM74 (x2)
223500  +3  797  JF3KON 9X5KM -10 (x2)
223545  -1  857  9X5KM JF3KON 73
190930  +1 2693  D4OL JF3KON PM74 (x5)
191945  +2 2560  JF3KON PD3ED JO21
192000 +13 2692  D4OL JF3KON 73
192015  +3 2424  JF3KON PD3ED JO21 (x2)
195830 -17 1943  JF3KON CT2GFJ IM67

SNR History by Band