JR7NMH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JR7NMH, decoded by SO8OO in southeastern Poland. 55 related FT8 messages, observed on 20m, across 10 UTC dates. Heard between 2026-05-28 and 2026-08-09.

These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.

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Overview

Related messages

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

20m

First seen: 2026-05-28
Last seen: 2026-08-09 09:40 UTC

Frequent QSO partners observed at SO8OO

Stations JR7NMH worked most often, as logged from our receiver:

LZ1AAW · Bulgaria IZ0GYP · Italy A92AE · Bahrain SP7MJX · Poland DF9YF · Fed. Rep. of Germany IQ9BF · Sicily YO8PS · Romania VR2VAZ · Hong Kong SP5LST · Poland 4L1FL · Georgia RA3ZH · European Russia DK3BK · Fed. Rep. of Germany

Activity Heatmap

Observed FT8 exchanges

S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.

Time UTC	Band	JR7NMH S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-09 11:38	20m	- / -12	UB3BCT	-3 / -	3	Partial capture
08-09 11:17	20m	- / -	RA3ZH	-10 / -	2	✓ Closing fragment
08-09 11:06	20m	- / -11	DK3BK	-15 / -	3	✓ Closing fragment
08-05 10:57	20m	- / -	G4XEX	-9 / -	5	Partial capture
07-30 13:13	20m	- / -8	LZ1AAW	-12 / -	2	✓ Closing fragment
07-30 13:07	20m	- / -12	DF9YF	-11 / -	5	✓ Closing fragment
06-28 12:33	20m	- / -12	4L1FL	-4 / -	2	✓ Closing fragment
06-11 21:45	20m	- / -12	A92AE	-4 / -	2	✓ Closing fragment
06-10 21:38	20m	- / -7	IQ2DB	-1 / -	3	Partial capture
06-09 22:14	20m	- / -	VR2VAZ	-15 / -	2	✓ Closing fragment
06-09 22:10	20m	- / -15	YO8PS	-16 / -	5	✓ Closing fragment
06-08 20:57	20m	-9 / -	SP5LST	-18 / -	2	✓ Closing observed
06-08 20:55	20m	-7 / -19	IZ0GYP	-14 / -	4	✓ Closing observed
06-08 20:55	20m	- / -	LZ2PAJ	-8 / -	4	Partial capture
06-08 20:51	20m	- / -	F5IXN	+15 / -	3	Partial capture
06-08 20:51	20m	- / -	RZ4FWA	+4 / -	4	Partial capture
06-08 20:44	20m	0 / -	IQ9BF	- / -11	2	✓ Closing fragment
06-08 20:41	20m	0 / -	SP6FME	- / -7	2	Partial capture
06-08 20:39	20m	+3 / -2	SQ2RAD	-12 / -7	4	Partial capture

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

20m

UTC    dB Audio  Message
131300  -8  931  JR7NMH LZ1AAW -08 (x2)
105700 -12 1185  JR7NMH G4XEX IO92 (x5)
110630 -19 1420  JR7NMH DK3BK -11 (x3)
111730  -9  349  JR7NMH RA3ZH KO81 (x2)
113815  -3  340  JR7NMH UB3BCT KO85 (x3)

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.