DD3DH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO42

Receiver-side FT8 activity involving DD3DH, decoded by SO8OO in southeastern Poland. 63 related FT8 messages, 5 CQ messages, observed on 80m, 40m, 20m, 10m, across 12 UTC dates. Heard between 2026-05-28 and 2026-08-15.

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

-6 dB

Mean decoder S/N

Bands

80m 40m 20m 10m

First seen: 2026-05-28
Last seen: 2026-08-15 13:53 UTC

Frequent QSO partners observed at SO8OO

Stations DD3DH worked most often, as logged from our receiver:

SP7TF · Poland OE3DXA · Austria DL4YDR · Fed. Rep. of Germany F1PBZ · France 9A4ZM · Croatia OE6TNO · Austria ON3MOH · Belgium DH1DO · Fed. Rep. of Germany DL1BBO · Fed. Rep. of Germany DG6TOM · Fed. Rep. of Germany F5RRS · France OH5KNL · Finland

Activity Heatmap

Locator transmitted by DD3DH

Approximate centre of JO42, decoded 2026-06-25 19:53 UTC. A transmitted locator is not proof of the operator's permanent location.

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	DD3DH S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-15 15:52	40m	- / -	DH1DO	-14 / -	2	✓ Closing fragment
06-29 16:12	20m	- / -9	9A4ZM	-5 / -	3	✓ Closing fragment
06-26 08:58	10m	- / -3	DG6TOM	+4 / -	2	✓ Closing fragment
06-25 19:55	80m	- / -	DL1HDL	+5 / -	2	Partial capture
06-19 16:38	40m	- / -14	F5RRS	-12 / -	4	✓ Closing fragment
06-10 12:55	20m	- / -	IK4LZH	-2 / -	2	Partial capture
06-10 12:49	40m	- / -	OK8DCC	-7 / -	2	Partial capture
06-10 12:48	40m	- / +5	DK7ZT	-22 / -	2	Partial capture
06-04 18:56	80m	- / -3	DL4YDR	-6 / -	3	✓ Closing fragment
06-04 18:52	80m	- / -12	DL1BBO	-11 / -	3	✓ Closing fragment
06-04 18:40	40m	-4 / -15	F1PBZ	-1 / +4	4	✓ Full exchange observed
06-04 18:37	40m	-3 / -	UN8DSW	- / -	3	Partial capture
06-01 15:12	40m	- / -25	DL5DQZ	0 / -	3	✓ Closing fragment
05-30 19:28	40m	-7 / +2	OO0O	+8 / 0	5	✓ Full exchange observed
05-30 19:27	40m	-10 / -15	SP7TF	-5 / -	3	✓ Closing observed
05-30 19:26	40m	- / -12	R1AI	-4 / -	7	Partial capture
05-29 16:15	40m	-14 / -18	OE6TNO	+5 / -	3	✓ Closing observed
05-29 15:57	40m	- / -12	OH5KNL	-1 / -	3	✓ Closing fragment
05-29 15:17	40m	- / -	ON3MOH	-14 / -	2	✓ Closing fragment
05-28 08:43	20m	- / -19	G0AZH	-13 / -	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
184045  +0 2683  DD3DH F1PBZ -15
184100  -8  369  F1PBZ DD3DH R+04
184115  -2 2683  DD3DH F1PBZ RR73
184130  -1  369  F1PBZ DD3DH 73
124815 -23 1538  DD3DH DK7ZT +05 (x2)
124915  -5 1438  DD3DH OK8DCC JN79 (x2)
163815 -12 1828  DD3DH F5RRS JN36 (x4)
194615 -17 1905  DD3DH DK7ZT RR73
155215 -16 1183  DD3DH DH1DO JO61 (x2)

20m

UTC    dB Audio  Message
084345 -14 2015  DD3DH G0AZH R-19 (x2)
184415  -1 2558  DD3DH JA0JWQ -15
125545  -9  460  DD3DH IK4LZH JN54 (x2)
161245  -3 2322  DD3DH 9A4ZM JN86 (x3)

10m

UTC    dB Audio  Message
145745  +2 2463  DD3DH IQ4JO JN63
101115  +9 1818  DD3DH UA3ZUX KO90
085445 -24 1660  DD3DH EC3A -21
085545  +8 1173  DD3DH OE3DXA RR73
085815  +3 1251  DD3DH DG6TOM R-03 (x2)

80m

UTC    dB Audio  Message
185230 -20  335  CQ DD3DH JO42                         a1
185245 -13  337  DD3DH DL1BBO JO43 (x3)
185615  -4  335  DD3DH DL4YDR JO32 (x3)
195330 -23 1090  CQ DD3DH JO42
195515  +5 1002  DD3DH DL1HDL JO53 (x2)

Decoder S/N history by band

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