DL1BTX — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JN39

Receiver-side FT8 activity involving DL1BTX, decoded by SO8OO in southeastern Poland. 103 related FT8 messages, 53 CQ messages, observed on 80m, 40m, 20m, across 14 UTC dates. Heard between 2026-05-31 and 2026-08-19.

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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

103

Related messages

CQ messages

UTC dates heard

-10 dB

Mean decoder S/N

Bands

80m 20m 40m

First seen: 2026-05-31
Last seen: 2026-08-19 12:10 UTC

Frequent QSO partners observed at SO8OO

Stations DL1BTX worked most often, as logged from our receiver:

IK4LZH · Italy ×2 DF3NK · Fed. Rep. of Germany ×2 OK2SIR · Czech Republic BG7BVP · China CT7AUT · Portugal HA1BF · Hungary PA3DJP · Netherlands DO5HKP · Fed. Rep. of Germany V31DL · Belize IQ4JO · Italy RD1A · European Russia RD3FY · European Russia

Activity Heatmap

Locator transmitted by DL1BTX

Approximate centre of JN39, decoded 2026-08-19 14:10 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	DL1BTX S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-19 14:08	20m	-22 / -	RD1A	- / -9	2	✓ Closing fragment
08-18 15:27	40m	- / +6	OZ1SMB	-14 / -	2	✓ Closing fragment
08-16 17:01	80m	-5 / -	DO5SL	- / -7	4	✓ Closing fragment
08-16 16:58	80m	-8 / -	DL0MRR	-4 / +1	5	✓ Full exchange observed
08-16 06:06	80m	-1 / -11	IK4LZH	-7 / -8	5	✓ Full exchange observed
08-16 06:03	80m	-16 / -	DO5HCS	- / -5	2	✓ Closing fragment
08-16 05:59	80m	-8 / -	DF3NK	-24 / +2	3	✓ Closing observed
08-11 15:39	20m	-20 / -	SP2JJ	- / -5	2	Partial capture
08-11 15:33	20m	-20 / -	DL1BBO	- / -18	2	✓ Closing fragment
08-10 17:22	80m	-10 / -	PA3DJP	- / -13	2	✓ Closing fragment
08-10 17:16	80m	-3 / 0	9A/YO9AMO	+8 / -1	2	Partial capture
08-10 16:58	20m	- / -20	RA9J	-8 / -	2	Partial capture
08-07 08:06	20m	-12 / -	V31DL	- / -14	2	✓ Closing fragment
08-07 08:02	20m	-3 / -18	RD3FY	-14 / -16	4	✓ Full exchange observed
06-10 17:19	20m	-8 / -	UE6DR	- / -	2	Partial capture
06-10 17:13	20m	0 / -15	ZS6HON	-11 / -15	7	✓ Full exchange observed
06-10 17:03	20m	-5 / -	OZ9MSD	- / +2	2	✓ Closing fragment
06-10 16:58	20m	-13 / -	BA3QIQ	- / -16	3	Partial capture
06-07 06:02	80m	-20 / +4	DK6WH	-22 / -	4	✓ Full exchange observed
06-07 05:58	80m	-6 / -17	IK4LZH	-3 / +1	5	✓ Full exchange observed
06-04 08:38	40m	- / -	OE2VDL	-17 / -	9	Partial capture
06-04 08:38	40m	- / -	SP3JHZ	-9 / -	2	Partial capture
06-04 08:37	40m	- / -	IK4LZH	-2 / -	3	Partial capture
06-04 08:35	40m	- / -	9A7SFQ	-8 / -	2	Partial capture
06-04 06:27	80m	-20 / -	DG1GCI	-24 / -	2	✓ Closing observed
06-03 08:56	20m	- / -13	HA1BF	+2 / -	2	✓ Closing fragment
05-31 15:41	20m	+2 / -17	UG0B	+5 / -10	7	✓ Full exchange observed
05-31 15:33	20m	0 / -	MI7XHT	- / -16	3	Partial capture
05-31 15:32	20m	+4 / -	IQ4JO	- / -6	3	✓ Closing fragment
05-31 15:10	20m	- / -18	R0AX	0 / -	2	✓ Closing fragment
05-31 06:02	80m	-14 / -	DO5HKP	- / -12	3	✓ Closing fragment
05-31 05:59	80m	-16 / -	F1PBZ	- / +5	2	✓ Closing fragment
05-29 09:41	20m	-16 / -	CT7AUT	- / -3	3	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
154130 -22 1707  CQ DL1BTX JN39 (x2)
164330 -18 2043  BG7BVI DL1BTX JN39
164545 -16 2314  R9AL DL1BTX R-06
142015 -13 2569  CQ DL1BTX JN39                        a1
142045 -12 2569  R9FGJ DL1BTX -18
151515  -9 2537  CQ DL1BTX JN39 (x4)
140745 -19 1695  UT7UJ DL1BTX R-03
140845 -24 1694  RD1A DL1BTX R-09 (x2)
141015 -20 1695  CQ DL1BTX JN39 (x2)

40m

UTC    dB Audio  Message
083815  -1  438  DL1BTX IK4LZH JN54
083845 -15 2225  DL1BTX OE2VDL JN67
083845  -3  438  DL1BTX IK4LZH JN54
083845  -8 1811  DL1BTX SP3JHZ JO71
083915 -18 1960  DL1BTX OE2VDL JN67 (x8)
172130  -7  540  DL1BTX PA2RO JO22
152715 -14  710  DL1BTX OZ1SMB R+06 (x2)

80m

UTC    dB Audio  Message
060715  -8  403  DL1BTX IK4LZH RR73
060730  +1  403  IK4LZH DL1BTX 73
061415 -15 1003  DL1BTX DL1HDL JO53
165800  -6  403  CQ DL1BTX JN39
165845  -5 1344  DL1BTX DL0MRR JO60
165900 -10  402  DL0MRR DL1BTX +01
165915  -2 1344  DL1BTX DL0MRR R+16
165930  -7  403  DL0MRR DL1BTX RR73
165945  -5 1344  DL1BTX DL0MRR 73
170000  -4  403  CQ DL1BTX JN39 (x2)
170130  -7  403  DO5SL DL1BTX -07 (x4)

Decoder S/N history by band

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