WP4SSB — FT8 station from Puerto Rico

Puerto Rico Grid: IN78

Amateur radio station WP4SSB operating from Puerto Rico (grid square IN78). 28 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, 10m, over 5 days, best SNR +17 dB. Heard between 2026-05-16 and 2026-06-19.

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

Overview

Total spots

CQ calls

Days active

-3 dB

Avg SNR

Bands

20m 40m 10m

First seen: 2026-05-16
Last seen: 2026-06-19 21:05 UTC

Frequent QSO partners observed at SO8OO

Stations WP4SSB worked most often, as logged from our receiver:

SV1AIN · Greece IK4TVP · Italy UW8SM · Ukraine DH3MFW · Fed. Rep. of Germany PI4DX · Netherlands

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	WP4SSB	Partner	Partner SNR	Msgs
06-19 23:04	20m	-9 / -	F5PBG	- / -	2	Partial
06-19 23:00	20m	+13 / -	EB3JT	- / -	5	Partial
05-29 23:35	40m	-10 / -	CT1BFP	- / -	9	Partial
05-29 23:28	20m	-13 / -	EC3A	- / -14	2	Partial
05-29 23:27	20m	-3 / -	EA5JAH	- / -	2	Partial
05-22 22:54	20m	-19 / -	UW8SM	- / -19	2	✓ Confirmed
05-16 22:39	20m	- / -12	DH3MFW	-16 / -	3	✓ Confirmed
05-16 22:37	20m	- / -12	W7PK	-16 / -	2	Partial
05-16 22:30	40m	+15 / -	PI4DX	- / -4	3	✓ Confirmed

Station Log

20m

UTC    dB  Freq  Message
225500 -21 2196  WP4SSB UW8SM 73
225815 -19 2197  M0VTS WP4SSB -17
230930  -7 1389  WP4SSB DF1MP JO40
231130  -8  336  WP4SSB TY5AD -18
232700  -1 1157  WP4SSB EA5JAH IM99 (x2)
232830 -11 1647  WP4SSB EC3A -14 (x2)
230030 +13 2197  WP4SSB EB3JT JN01 (x5)
230400  -5 2247  WP4SSB F5PBG IN78 (x2)

40m

UTC    dB  Freq  Message
223045 +17 2142  WP4SSB PI4DX JO21 (x3)
233530  -9 1559  WP4SSB CT1BFP IM59 (x9)

10m

UTC    dB  Freq  Message
180100  -2 2074  WP4SSB SV1AIN 73