JH1JAM — FT8 station from Japan

Japan Grid: ?

Amateur radio station JH1JAM operating from Japan. 10 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, 10m, over 7 days, best SNR +1 dB. Heard between 2026-04-22 and 2026-07-14.

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Overview

Total spots

CQ calls

Days active

-8 dB

Avg SNR

Bands

20m 40m 10m

First seen: 2026-04-22
Last seen: 2026-07-14 12:58 UTC

Frequent QSO partners observed at SO8OO

Stations JH1JAM worked most often, as logged from our receiver:

RK4PR · European Russia AA1ON · United States 5Z4VJ · Kenya 5B4AMX · Cyprus

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JH1JAM	Partner	Partner SNR	Msgs
05-29 15:01	20m	-1 / -	RK4PR	- / -20	3	✓ Confirmed
05-06 10:40	10m	-1 / -	5B4AMX	- / -11	2	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
101230 -17  297  JH1JAM AA1ON RR73
150130  -1  973  JH1JAM RK4PR -20 (x3)
145845 -11 2463  JH1JAM R0AX -15

10m

UTC    dB  Freq  Message
104045  +1 1306  JH1JAM 5B4AMX -11 (x2)
101830 -20 1289  JH1JAM 5Z4VJ RR73