DO3DH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO33

Receiver-side FT8 activity involving DO3DH, decoded by SO8OO in southeastern Poland. 143 related FT8 messages, 119 CQ messages, observed on 10m, across 1 UTC dates. Last heard 2026-06-14.

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

143

Related messages

119

CQ messages

UTC dates heard

-11 dB

Mean decoder S/N

Bands

10m

First seen: 2026-06-14
Last seen: 2026-06-14 11:11 UTC

Frequent QSO partners observed at SO8OO

Stations DO3DH worked most often, as logged from our receiver:

HA7JLR · Hungary EB5ISR · Spain 9A3AUH · Croatia OM6AKO · Slovak Republic EA1AJT · Spain UR4QWW · Ukraine HB3XTJ · Switzerland DF5RA · Fed. Rep. of Germany UX2SB · Ukraine UR1CCT · Ukraine ER3ZW · Moldova RL6LX · European Russia

Activity Heatmap

Locator transmitted by DO3DH

Approximate centre of JO33, decoded 2026-06-14 13:11 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	DO3DH S/N	Counterpart	Counterpart S/N	Msgs	Capture
06-14 13:09	10m	- / -	DO8SD	-18 / -	2	Partial capture
06-14 12:42	10m	-7 / -	HG7JLG	- / -19	8	Partial capture
06-14 12:38	10m	-14 / -	HB3XTJ	- / -17	2	✓ Closing fragment
06-14 12:32	10m	-17 / -	DL1TS	- / -19	6	Partial capture
06-14 12:26	10m	+6 / -	HA7JLR	- / -18	5	✓ Closing fragment
06-14 12:13	10m	-13 / -	SP5LST	- / -19	4	Partial capture
06-14 11:12	10m	-22 / -	EB5ISR	- / -16	2	✓ Closing fragment
06-14 09:58	10m	- / -10	UR1CCT	+14 / -	3	✓ Closing fragment
06-14 09:31	10m	-12 / -	9A3AUH	- / -9	2	✓ Closing fragment
06-14 09:22	10m	-11 / -1	M0BEW	-4 / +4	3	✓ Full exchange observed
06-14 09:20	10m	-10 / -22	RL6LX	-5 / -	3	✓ Closing observed
06-14 09:18	10m	-6 / -	EA1AJT	- / +7	2	✓ Closing fragment
06-14 09:11	10m	-5 / -	YD2LUU	- / -	7	Partial capture
06-14 09:02	10m	-4 / -	IK4TVP	- / -10	9	Partial capture
06-14 09:00	10m	+2 / -16	RZ6AOJ	0 / +6	6	✓ Full exchange observed
06-14 08:54	10m	-8 / -	HG8LXL	- / +2	2	✓ Closing fragment
06-14 08:42	10m	-14 / -13	UR4QWW	+12 / +4	6	✓ Full exchange observed
06-14 08:41	10m	-10 / -	OM6AKO	- / -7	2	✓ Closing fragment
06-14 08:38	10m	-10 / -	S55A	- / +1	2	✓ Closing fragment
06-14 08:34	10m	-10 / -	LZ2VQ	- / -16	2	✓ Closing fragment
06-14 08:34	10m	- / -	F6KTM	-17 / -	3	Partial capture
06-14 08:31	10m	-12 / -	ER3ZW	- / -14	3	✓ Closing fragment
06-14 08:27	10m	-12 / -12	UR5VPR	-5 / -10	5	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

10m

UTC    dB Audio  Message
130300 -17 2186  CQ DO3DH JO33 (x12)
130945 -21 1735  DO3DH DO8SD JO53 (x2)
131130  -6 2186  CQ DO3DH JO33