YF9BSZ — FT8 station from Indonesia

Indonesia Grid: KN57

Amateur radio station YF9BSZ operating from Indonesia (grid square KN57). 32 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, 10m, over 7 days, best SNR +7 dB. Heard between 2026-04-23 and 2026-07-12.

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

Overview

Total spots

CQ calls

Days active

-4 dB

Avg SNR

Bands

20m 40m 10m

First seen: 2026-04-23
Last seen: 2026-07-12 14:27 UTC

Frequent QSO partners observed at SO8OO

Stations YF9BSZ worked most often, as logged from our receiver:

GB2WWA · England ON6AA · Belgium

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	YF9BSZ	Partner	Partner SNR	Msgs
07-12 16:14	40m	-10 / -	UW5ZM	- / -	2	Partial
07-03 08:07	20m	-5 / -	GB2WWA	- / -17	2	✓ Confirmed
05-26 09:37	20m	-9 / -	ON6AA	- / -16	3	✓ Confirmed
05-03 08:16	20m	-3 / -	ON6AA	- / -	2	Partial
05-03 08:03	20m	-6 / -	ON6AA	- / -	4	Partial

Station Log

40m

UTC    dB  Freq  Message
154215 -12  535  YF9BSZ UW5ZM KN57 (x5)

20m

UTC    dB  Freq  Message
080315  -9 2956  YF9BSZ ON6AA JO11 (x9)
080730  -7 2511  YF9BSZ GB2WWA -17 (x2)

10m

UTC    dB  Freq  Message
101745 -16 1555  YF9BSZ II2WWA -15