DB3CF — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO31

Receiver-side FT8 activity involving DB3CF, decoded by SO8OO in southeastern Poland. 554 related FT8 messages, 40 CQ messages, observed on 60m, 40m, 20m, across 28 UTC dates. Heard between 2026-04-21 and 2026-06-19.

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

554

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

60m 40m 20m

First seen: 2026-04-21
Last seen: 2026-06-19 18:12 UTC

Frequent QSO partners observed at SO8OO

Stations DB3CF worked most often, as logged from our receiver:

S50PV · Slovenia HB9DDS · Switzerland PA9R · Netherlands DM5JBN · Fed. Rep. of Germany UR4QWW · Ukraine SQ1MNG · Poland DL2RSA · Fed. Rep. of Germany SP5EXA · Poland DK2CC · Fed. Rep. of Germany IQ4FJ · Italy I3KAN · Italy LA2GCA · Norway

Activity Heatmap

Locator transmitted by DB3CF

Approximate centre of JO31, decoded 2026-06-19 20:12 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	DB3CF S/N	Counterpart	Counterpart S/N	Msgs	Capture
06-18 21:19	60m	- / +2	OK1DOL	+18 / -	3	✓ Closing fragment
06-18 21:18	60m	- / -18	EG1PLC	-20 / -	2	✓ Closing fragment
06-18 21:06	60m	- / -2	HB9DDS	-10 / -	2	✓ Closing fragment
06-17 20:28	60m	- / -9	DK2CC	-17 / -	3	✓ Closing fragment
06-17 20:24	60m	- / +4	F4GZO	-19 / -	3	✓ Closing fragment
06-17 20:22	60m	- / +5	PC1JB	-15 / -	2	Partial capture
06-17 20:17	60m	- / -13	LZ1SAD	-1 / -	3	✓ Closing fragment
06-17 20:11	60m	- / +2	DL2RSA	-8 / -	2	✓ Closing fragment
06-17 08:40	20m	- / -14	UR4QWW	-1 / -	2	✓ Closing fragment
06-16 20:06	60m	- / -15	DG1GCI	-19 / -	5	✓ Closing fragment
06-16 19:59	60m	- / -	SP5EXA	+8 / -	3	✓ Closing fragment
06-16 19:57	60m	- / -11	PA9R	-6 / -	3	✓ Closing fragment
06-16 19:51	60m	-24 / -18	S50PV	-11 / -	6	✓ Closing observed
06-16 19:42	60m	- / -12	DM5JBN	-2 / -	3	✓ Closing fragment
06-16 19:41	60m	- / -6	DL5JMN	0 / -	3	✓ Closing fragment
06-16 19:36	60m	- / -19	EW7BU/P	-4 / -	7	✓ Closing fragment
06-16 19:31	60m	- / -11	IQ4FJ	-7 / -	2	✓ Closing fragment
06-16 19:29	60m	- / -6	LA2GCA	-18 / -	2	✓ Closing fragment
06-16 08:06	40m	- / -2	DL6KVB	-22 / -	4	✓ Closing fragment
06-16 08:00	40m	- / -19	DL2YBG	-16 / -	3	✓ Closing fragment
06-15 21:10	60m	- / -10	DH4BM	-11 / -	3	✓ Closing fragment
06-15 21:08	60m	- / -6	OK8WIT	+6 / -	3	✓ Closing fragment
06-15 21:08	60m	- / -2	G4ZFJ	-5 / -	3	✓ Closing fragment
06-15 20:20	60m	- / -12	I3KAN	-12 / -	2	✓ Closing fragment
06-15 19:35	60m	- / -14	OM5JG	-8 / -	2	✓ Closing fragment
06-15 19:11	60m	- / -17	II0RTER	-12 / -	2	Partial capture
06-14 21:18	40m	- / -19	OK1AR	+11 / -	3	✓ Closing fragment
06-14 21:13	40m	- / -10	F1IQH	-9 / -	4	✓ Closing fragment
06-14 20:34	40m	-15 / -5	OO7J	0 / -	3	✓ Closing observed
06-14 20:22	40m	- / -	DL7DL	-2 / -	2	Partial capture
06-12 14:54	40m	- / -12	SQ1MNG	-6 / -	3	✓ Closing fragment
06-12 14:53	40m	- / +3	DF6DBF	-4 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

60m

UTC    dB Audio  Message
202830 -18 1983  DB3CF DK2CC R-09 (x2)
203300 -15 1222  DB3CF IS0AFM -11
190930  -8  623  DB3CF DK1XAM RR73
191345  -8 1059  DB3CF LY100RADIO -16
210600 -11  829  DB3CF HB9DDS -02 (x2)
211830 -16 2045  DB3CF EG1PLC -18 (x2)
211900 +17  586  DB3CF OK1DOL JN69 (x3)
212245 -13 2157  DB3CF <...> +03
200230 -20 2209  SQ8AA DB3CF JO31
201230 -20 1023  CQ DB3CF JO31                       ? a1

20m

UTC    dB Audio  Message
081815 -22 1102  IQ9BF DB3CF JO31
084045  +1 1874  DB3CF UR4QWW R-14 (x2)

40m

UTC    dB Audio  Message
211500  -9  657  DB3CF F1IQH 73
211600 -11  989  DB3CF 2E0BTX 73
211800 -17 1897  DB3CF F4MGP 73
211815 -16  656  CQ DB3CF JO31
211830 +11  667  DB3CF OK1AR JO60 (x3)
080030 -20 2094  DB3CF DL2YBG JO42 (x3)
080630 -22 1684  DB3CF DL6KVB JO64 (x4)
192315 -22 1669  RK9DO DB3CF JO31

Decoder S/N history by band

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