JR8AMF — FT8 station from Japan

Japan Grid: ?

Amateur radio station JR8AMF operating from Japan. 515 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 39 days, best SNR +33 dB. Heard between 2026-04-23 and 2026-07-21.

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

Overview

515
Total spots
0
CQ calls
39
Days active
-3 dB
Avg SNR

Bands

80m 20m 40m 10m
First seen: 2026-04-23
Last seen: 2026-07-21 18:59 UTC

Frequent QSO partners observed at SO8OO

Stations JR8AMF worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJR8AMFPartnerPartner SNRMsgs
07-21 20:48 20m -17 / -11 TA6MMI -7 / -6 4 ✓ Complete
07-21 20:45 20m - / -25 SY1EKX -4 / - 3 Partial
07-18 21:19 20m -16 / - SM3ULU - / - 2 Partial
07-18 21:17 20m +18 / - OK1KKI - / +4 2 ✓ Confirmed
07-18 21:07 20m -12 / - IU5AWQ - / -7 2 ✓ Confirmed
07-17 21:33 20m -4 / - M0IOY - / - 4 Partial
07-17 21:22 20m -6 / - IZ2LTW - / +5 5 Partial
07-17 21:20 20m -7 / - F4IBJ - / - 7 Partial
07-17 21:19 20m -19 / - M0IOY - / - 4 Partial
07-17 21:19 20m -6 / - LZ5XP - / -17 11 Partial
07-17 21:11 20m +1 / - <...> - / -22 3 ✓ Confirmed
07-17 20:51 20m -1 / - F4IBJ - / - 3 Partial
07-16 21:24 20m -8 / - IS0AEL - / -1 2 Partial
07-16 21:10 20m +4 / - EA5N - / -10 2 ✓ Confirmed
07-15 21:01 20m -12 / - E77FN - / -18 3 ✓ Confirmed
07-15 20:43 20m -8 / - RD6OZ - / -5 2 ✓ Confirmed
07-09 21:16 20m -18 / - EC3A - / -16 2 ✓ Confirmed
07-09 20:42 20m +2 / - MD0CCE - / -20 2 ✓ Confirmed
07-07 20:54 20m -4 / - CT1EEX - / -15 6 Partial
07-07 20:40 20m -1 / - CT1EEX - / - 2 Partial
06-30 20:20 20m 0 / - GB2WWA - / - 2 ✓ Confirmed
06-30 20:15 20m +3 / - GB2WWA - / -16 2 ✓ Confirmed
06-30 20:07 20m +7 / - RY7G - / -18 2 ✓ Confirmed
06-30 20:03 20m -7 / - PD1MAN - / -15 3 ✓ Confirmed
06-30 19:57 20m +2 / - DL1R - / -19 2 Partial
06-30 19:55 20m -2 / - G4DBW - / - 2 Partial
06-30 19:48 20m 0 / - DL6NAC - / -19 2 Partial
06-28 21:12 20m -20 / - R6OER - / -5 2 ✓ Confirmed
06-28 21:04 20m -6 / - RA3PFS - / -9 2 ✓ Confirmed
06-28 20:52 20m -15 / - YO4DWD - / -8 2 Partial
06-28 20:48 20m -8 / - E77FN - / - 2 Partial
06-28 20:46 20m -14 / - YO4DWD - / - 2 ✓ Confirmed
06-28 20:43 20m -4 / - ON7YI - / -24 2 ✓ Confirmed
06-26 20:39 20m -18 / - IQ5AAR - / -14 2 ✓ Confirmed
06-26 19:38 40m -10 / - RV6AVU - / -12 4 ✓ Confirmed
06-25 21:49 20m -14 / - EC5M - / -17 2 ✓ Confirmed
06-25 21:41 20m -12 / - YT7ALE - / - 3 ✓ Confirmed
06-25 21:38 20m -4 / - HA1BL - / -2 2 Partial
06-25 20:40 20m -14 / - G5TV - / -10 2 ✓ Confirmed
06-23 21:17 20m -24 / - SV5BYP - / -6 2 Partial
06-20 19:48 20m -15 / - EC3A - / -18 2 Partial
06-20 19:22 20m -15 / - EC3A - / -22 2 Partial
06-20 19:16 20m 0 / - G4CFS - / -24 8 ✓ Confirmed
06-17 22:08 20m - / -14 D4OL -14 / - 2 Partial
06-17 21:59 20m - / -24 DK8NX -6 / - 2 ✓ Confirmed
06-17 21:53 20m - / - SQ9CXH -16 / - 2 Partial
06-17 21:51 20m - / - PE1LYU -10 / - 3 Partial
06-17 21:50 20m -10 / - SV1MOZ -7 / -16 4 ✓ Verified
06-17 21:49 20m -12 / -18 CT1FIU -6 / -22 5 ✓ Complete
06-17 21:47 20m - / -23 DH1NSP -8 / - 3 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
211945 -12  439  JR8AMF SM3ULU JP81
204300 -13 2635  A61CK JR8AMF QN03
204345  -7 2635  OK2UPG JR8AMF QN03
204430  -7 2635  UR7FM JR8AMF QN03
204430  -3 2140  JR8AMF R6BY KN84
204545  -4 2635  SY1EKX JR8AMF R-25 (x2)
204700  -3 2041  JR8AMF R6BY KN84
204715  -4 2635  SY1EKX JR8AMF R-25
204800  -3 2635  TA6MMI JR8AMF QN03
204815 -17 1044  JR8AMF TA6MMI -06
204830  -8 2635  TA6MMI JR8AMF R-11 (x2)
204930  -9 2636  F4VWS JR8AMF QN03
205900  +9 2523  JR8AMF R6DVW -06
40m 
UTC    dB  Freq  Message
204045  +3  484  JR8AMF RG5A -09 (x2)
195630  +3 2762  JR8AMF TC19MAY -15 (x2)
193845 -10 1731  JR8AMF RV6AVU -12 (x4)
80m 
UTC    dB  Freq  Message
191115 -12 2540  JR8AMF UN0GY -10 (x2)
191245 +11 2594  JR8AMF RC3D -20 (x3)
10m 
UTC    dB  Freq  Message
060800 -17 2352  JR8AMF VU2MSA -11

SNR History by Band