JH7KEY — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JH7KEY, decoded by SO8OO in southeastern Poland. 57 related FT8 messages, observed on 20m, across 20 UTC dates. Heard between 2026-05-28 and 2026-08-12.

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

-3 dB

Mean decoder S/N

Bands

20m

First seen: 2026-05-28
Last seen: 2026-08-12 17:53 UTC

Frequent QSO partners observed at SO8OO

Stations JH7KEY worked most often, as logged from our receiver:

DF3IS · Fed. Rep. of Germany IW9HPG · Sicily IS0AEL · Sardinia IU2CAT · Italy LY5W · Lithuania SM0EJR · Sweden IT9BCC · Sicily MM9ODX · Scotland VR2VAZ · Hong Kong OK1KKI · Czech Republic LZ1WV · Bulgaria IQ9GD · Sicily

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	JH7KEY S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-12 19:51	20m	- / -20	DL3KZA	+2 / -	3	Partial capture
08-05 20:14	20m	- / -14	EA3NT	0 / -	2	Partial capture
07-29 20:33	20m	- / -15	IU2CAT	-8 / -	6	✓ Closing fragment
07-28 21:01	20m	- / -19	IK0MIB	-17 / -	2	Partial capture
07-28 20:55	20m	- / -12	IS0AEL	-8 / -	2	✓ Closing fragment
07-20 20:26	20m	- / -17	LZ1WV	-2 / -	2	✓ Closing fragment
07-20 20:03	20m	- / -14	IT9BCC	-15 / -	2	✓ Closing fragment
07-18 20:53	20m	- / -25	G0TKJ	-14 / -	3	Partial capture
07-18 20:30	20m	- / -10	OK1KKI	+17 / -	2	✓ Closing fragment
07-17 20:47	20m	- / -18	EA3KE	-5 / -	2	Partial capture
07-12 20:23	20m	- / -16	MM9ODX	-4 / -	3	✓ Closing fragment
06-25 20:35	20m	- / -13	DF3IS	-6 / -	2	✓ Closing fragment
06-18 20:32	20m	- / -14	EC3A	-14 / -	2	Partial capture
06-18 20:31	20m	-14 / -	SM0EJR	- / -	2	✓ Closing fragment
06-16 20:06	20m	- / -15	IW9HPG	+23 / -	2	✓ Closing fragment
06-15 20:55	20m	- / -	RA4FUT	-9 / -	4	Partial capture
06-14 22:32	20m	- / -9	IQ6SB	-11 / -	2	Partial capture
06-08 07:02	20m	- / -16	RI0SP	-11 / -	2	Partial capture
06-07 20:56	20m	- / -	EA3NE	+14 / -	2	Partial capture
06-07 20:54	20m	- / -18	IQ9GD	+9 / -	3	✓ Closing fragment
05-28 20:56	20m	-22 / -16	SV5BYP	+16 / -	3	✓ Closing observed

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
205615  -8 1539  JH7KEY IS0AEL RR73
210145 -15 1102  JH7KEY IK0MIB -19 (x2)
203145 -18 1463  JH7KEY GM4VAC RRR
203345  -5 2757  JH7KEY IU2CAT JN45 (x6)
201415  -1  710  JH7KEY EA3NT -14 (x2)
195145  +3  774  JH7KEY DL3KZA -20 (x3)

Decoder S/N history by band

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