OL900CO — FT8 station from Czech Republic

Czech Republic Grid: ?

Amateur radio station OL900CO operating from Czech Republic. 2,521 FT8 spots received at SO8OO WebSDR, 909 CQ calls, active on 80m, 40m, 20m, 10m, over 31 days, best SNR +23 dB. Heard between 2026-04-25 and 2026-06-18.

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

Overview

2,521

Total spots

909

CQ calls

Days active

-3 dB

Avg SNR

Bands

80m 20m 40m 10m

First seen: 2026-04-25
Last seen: 2026-06-18 09:24 UTC

Frequent QSO partners observed at SO8OO

Stations OL900CO worked most often, as logged from our receiver:

TC19TC · Asiatic Turkey ×2 RP81EL · European Russia ×2 RP81X · European Russia ×2 R121MS · European Russia ×2 UR7VU · Ukraine R1DD · European Russia OE8PIT · Austria F4NGC · France DM5EE · Fed. Rep. of Germany RP81MM · European Russia RP81FA · European Russia RP81GL · European Russia

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	OL900CO	Partner	Partner SNR	Msgs
06-18 11:13	20m	-20 / -	R5MA	- / -16	2	Partial
06-18 11:01	20m	-12 / -	EA3HLM	- / -	2	Partial
06-12 21:16	20m	-12 / -	JA0DAI	- / -	2	Partial
06-12 21:05	20m	+5 / -	RA3ZH	- / -12	2	Partial
06-12 20:57	20m	+6 / -	E70SZ	- / -6	2	Partial
06-12 20:50	20m	-2 / -	RI0SP	- / -15	2	Partial
06-12 20:48	20m	-8 / -	G6MTI	- / -	4	Partial
06-12 20:45	20m	-9 / -	PD1LVK	- / -	2	Partial
06-12 20:44	20m	-15 / -	<...>	-9 / -	2	✓ Confirmed
06-12 20:42	20m	+6 / -	E70SZ	- / -	2	Partial
06-12 20:40	20m	+2 / -	YO6PNM	- / +4	2	Partial
06-12 20:38	20m	+2 / -	<...>	-4 / -	4	✓ Confirmed
06-12 20:21	20m	-10 / -	OZ3AEV	- / -	2	Partial
06-12 20:18	20m	+4 / -	SV5BYP	-8 / -3	2	Partial
06-12 20:17	20m	+3 / -	<...>	-8 / -	5	✓ Confirmed
06-12 20:11	20m	-2 / -	US0UB	- / -	2	Partial
06-12 20:08	20m	+4 / -	<...>	-8 / -	4	✓ Confirmed
06-12 19:58	20m	-12 / -18	DK3UK	-7 / -	2	Partial
06-12 19:53	20m	-2 / -	EA3AGF	- / -	4	Partial
06-12 19:50	20m	- / +2	DD7EE	-3 / -	3	Partial
06-12 19:47	20m	-6 / -	<...>	- / -	2	✓ Confirmed
06-12 19:30	20m	+2 / -	DL3MIB	- / -9	9	Partial
06-12 19:21	20m	-8 / -	F1ODM	-5 / -3	2	Partial
06-12 19:18	20m	-8 / -	<...>	-3 / -	3	✓ Confirmed
06-12 19:17	20m	+7 / -	DL3MIB	- / -	5	Partial
06-12 19:12	20m	-2 / -	<...>	- / -	2	✓ Confirmed
06-12 19:05	20m	-15 / -8	PD9OH	-8 / -5	3	Partial
06-12 19:04	20m	+4 / -	DL3MIB	- / -	5	Partial
06-12 19:04	20m	-3 / -	<...>	-4 / -	4	✓ Confirmed
06-05 17:16	40m	-10 / -	<...>	-9 / -	2	✓ Confirmed
06-05 17:16	40m	-8 / -6	OZ0A	-6 / -1	3	Partial
06-05 17:12	40m	-2 / -	<...>	-9 / -	3	✓ Confirmed
06-05 17:08	40m	+2 / -	EW2AAA	- / -	2	Partial
06-05 17:03	40m	+2 / +6	YL3ATH	-2 / +9	3	Partial
06-05 17:03	40m	+4 / -	<...>	- / -	2	✓ Confirmed
06-05 16:56	40m	-10 / -	<...>	-5 / -	3	✓ Confirmed
06-05 16:53	40m	0 / -	<...>	-7 / -	2	✓ Confirmed
06-05 16:52	40m	- / -24	DK5FN	-5 / -	2	Partial
06-04 20:49	40m	-7 / -	DL7ARV	- / +3	2	Partial
06-04 20:46	40m	-9 / -	2E0ROJ	- / -21	4	Partial
06-04 20:41	40m	- / -	<...>	-4 / -	2	✓ Confirmed
06-04 20:33	40m	- / -	<...>	+2 / -	2	✓ Confirmed
06-04 20:31	40m	-14 / -19	G4GDS	0 / -	4	Partial
06-04 20:29	40m	+2 / -	UR5TOC	- / -12	2	Partial
06-04 20:28	40m	-3 / -7	ON2BCB	-4 / -6	2	Partial
06-04 20:26	40m	-2 / -	<...>	-5 / -	3	✓ Confirmed
06-04 20:16	40m	+2 / -	<...>	-1 / -	9	✓ Confirmed
06-04 20:15	40m	-23 / -12	TA2ED	-3 / -12	3	Partial
06-04 20:14	40m	-16 / -	DL7UKT	- / -	4	Partial
06-04 20:08	40m	-10 / -	<...>	-4 / -	4	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
100130  -7 1292  CQ OL900CO (x4)
100730  -4 1652  <...> OL900CO RR73
101115  -3 1871  OL900CO <...> 73 (x2)
110130 -14 1491  OL900CO EA3HLM JN11 (x2)
110630  -4 2268  OL900CO <...> 73 (x2)
111345 -19 2017  OL900CO R5MA R-16 (x2)
112030  +0 2847  OL900CO <...> 73 (x2)

10m

UTC    dB  Freq  Message
165300 -24 1646  OL900CO <...> 73 (x5)
192515  -6 1827  OL900CO PE0TS R-10 (x2)
170300  +8 2540  OL900CO <...> RR73 (x5)

40m

UTC    dB  Freq  Message
171245  -4 1479  CQ OL900CO (x2)
171345  -8 1479  PD0WL OL900CO -08
171415 -12 1480  <...> OL900CO RR73
171445  -5 1480  CQ OL900CO (x2)
171600 -11 1480  OL900CO OZ0A JO55
171615  -6 1480  OZ0A OL900CO -06
171630  -6 1480  OL900CO OZ0A R-01
171645  -9 1480  <...> OL900CO RR73
171700 -10 1480  OL900CO <...> 73
171715  -8 1480  R8QA OL900CO R-23
171915  -9 1481  <...> OL900CO RR73
172045  -7 1416  CQ OL900CO (x2)

80m

UTC    dB  Freq  Message
201315  +3 1638  CQ OL900CO
201345  +8 1638  EA3FRG OL900CO -10 (x3)
201545 +15 1638  CQ OL900CO
201615 +10 1638  US7UK OL900CO -04
201645 +13 1638  <...> OL900CO RR73
201700  +1 1042  OL900CO <...> 73
201715 +11 1638  CQ OL900CO
201745 +10 1638  SM5MRW OL900CO -05
201815 +14 1638  <...> OL900CO RR73
201830  +3 1765  OL900CO <...> 73
201845 +14 1638  OZ2JUM OL900CO +03 (x2)
201945  +9 1638  <...> OL900CO RR73