JA8DMB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JA8DMB, decoded by SO8OO in southeastern Poland. 38 related FT8 messages, observed on 20m, across 1 UTC dates. Last heard 2026-08-21.

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: 2026-08-21
Last seen: 2026-08-21 16:28 UTC

Frequent QSO partners observed at SO8OO

Stations JA8DMB worked most often, as logged from our receiver:

EC3A · Spain EA7ALL · Spain DL7GAL · Fed. Rep. of Germany EA2EJO · Spain G3MTL · England EA3NE · Spain EB1DJ · Spain OE9GWV · Austria

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	JA8DMB S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 18:27	20m	- / 0	DL3OCF	-2 / -	2	Partial capture
08-21 18:27	20m	- / -	IV3UWA/0	-10 / -	2	Partial capture
08-21 18:23	20m	- / -9	EA7ALL	+11 / -	4	✓ Closing fragment
08-21 18:21	20m	-14 / +4	DL7GAL	0 / -	6	✓ Closing observed
08-21 18:20	20m	- / +7	EA3NE	+7 / -	4	✓ Closing fragment
08-21 18:19	20m	- / -8	EA2EJO	-5 / -	3	✓ Closing fragment
08-21 18:17	20m	- / -	SP6AXW	+14 / -	6	Partial capture
08-21 18:16	20m	- / -	9A4ZM	+10 / -	3	Partial capture
08-21 18:16	20m	- / -8	EC3A	-9 / -	2	✓ Closing fragment
08-21 18:15	20m	- / 0	EB1DJ	0 / -	2	✓ Closing fragment
08-21 18:14	20m	- / 0	UA3PI	-4 / -	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
182215  +9 1175  JA8DMB EA3NE 73
182215  +1  706  JA8DMB DL7GAL JN47 (x4)
182345 +13 1174  JA8DMB EA7ALL IM88
182400 -14 1175  DL7GAL JA8DMB 73
182415  +9 1174  JA8DMB EA7ALL IM88 (x3)
182745  -1 1289  JA8DMB DL3OCF +00
182745  -9 2204  <JA8DMB> IV3UWA/0 (x2)
182815  -2 1225  JA8DMB DL3OCF +00
182815 -12 1654  JA8DMB US3LX KN89

Decoder S/N history by band

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