JF2DDR — FT8 station from Japan

Japan Grid: ?

Amateur radio station JF2DDR operating from Japan. 21 FT8 spots received at SO8OO WebSDR, active on 20m, over 7 days, best SNR +4 dB. Heard between 2026-05-10 and 2026-07-17.

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

Overview

21
Total spots
0
CQ calls
7
Days active
-10 dB
Avg SNR

Bands

20m
First seen: 2026-05-10
Last seen: 2026-07-17 19:37 UTC

Frequent QSO partners observed at SO8OO

Stations JF2DDR worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJF2DDRPartnerPartner SNRMsgs
07-17 21:35 20m -20 / - YO4DWD - / -16 4 ✓ Confirmed
06-06 21:20 20m - / - IQ9BF -11 / - 2 ✓ Confirmed
05-23 20:57 20m - / - Z62NS -17 / - 4 Partial
05-23 20:44 20m - / - SV9TLU -17 / - 4 ✓ Confirmed
05-23 20:43 20m -12 / - R3MAR - / -12 2 Partial
05-23 20:37 20m -23 / - YM4KA -20 / - 2 ✓ Verified
05-21 10:56 20m -6 / - RI0SP - / -14 3 ✓ Confirmed
05-15 20:57 20m +3 / - TA3ZZ - / -21 3 Partial
05-15 20:54 20m -6 / - IW4DNI - / - 2 ✓ Confirmed
05-15 20:36 20m -8 / - TL8GD - / -16 2 ✓ Confirmed
05-09 22:29 20m - / - SV9TLU -22 / - 2 Partial
05-09 22:09 20m - / - DL3MIB -6 / - 2 Partial
05-09 22:07 20m - / +3 JW7QIA -7 / - 2 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
204745 -14 1705  SV9TLU JF2DDR 73
204900 -20  628  JF2DDR OE3UKW -07
205515 -17 1717  Z62NS JF2DDR PM84 (x5)
212015 -10  882  IQ9BF JF2DDR PM84 (x2)
212245  -5 2335  EW4PA JF2DDR RR73
214830 -16 2290  JF2DDR BG3NQT -18
213545 -21 1708  JF2DDR YO4DWD -16 (x4)

SNR History by Band