JN1RFB — FT8 station from Japan

Japan Grid: OI33

Amateur radio station JN1RFB operating from Japan (grid square OI33). 25 FT8 spots received at SO8OO WebSDR, active on 20m, 10m, over 7 days, best SNR +6 dB. Heard between 2026-04-22 and 2026-06-16.

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

Overview

25
Total spots
0
CQ calls
7
Days active
-6 dB
Avg SNR

Bands

20m 10m
First seen: 2026-04-22
Last seen: 2026-06-16 12:21 UTC

Frequent QSO partners observed at SO8OO

Stations JN1RFB worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJN1RFBPartnerPartner SNRMsgs
06-16 14:16 20m -8 / - YE1INF - / - 9 Partial
06-13 14:32 20m - / -16 8Q7ML -18 / - 2 Partial
06-12 12:52 10m -18 / - 7Q2MM - / -2 2 ✓ Confirmed
05-18 14:32 20m -8 / - RD4AAK - / -4 2 Partial
05-18 14:29 20m +2 / - 7Z1CB - / -2 2 Partial
05-18 14:27 20m - / -7 A92AE -2 / - 2 ✓ Confirmed
04-29 14:44 20m +5 / - ON5BC - / - 2 Partial
04-29 14:42 20m -11 / - R6ZAA - / -15 2 Partial

Station Log

20m 
UTC    dB  Freq  Message
143215  -8 1339  JN1RFB RD4AAK -04 (x2)
143245 -20 1016  8Q7ML JN1RFB PM95 (x2)
142045  -5 1720  JN1RFB R4PFY LO45
134115 -12 1522  ZS1WC JN1RFB PM95
141615  -8 2800  JN1RFB YE1INF OI33 (x9)
10m 
UTC    dB  Freq  Message
134430  +2  391  JN1RFB RR73; UN3G <...> -20
125230 -14 1917  JN1RFB 7Q2MM -02 (x2)

SNR History by Band