W4SDX — FT8 station from United States

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Amateur radio station W4SDX operating from United States. 27 FT8 spots received at SO8OO WebSDR, 5 CQ calls, active on 80m, 40m, 20m, 10m, over 4 days, best SNR +12 dB. Heard between 2026-04-30 and 2026-06-03.

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

Overview

27
Total spots
5
CQ calls
4
Days active
-6 dB
Avg SNR

Bands

80m 40m 20m 10m
First seen: 2026-04-30
Last seen: 2026-06-03 19:43 UTC

Frequent QSO partners observed at SO8OO

Stations W4SDX worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandW4SDXPartnerPartner SNRMsgs
06-03 21:43 10m -16 / - XQ1CY - / -3 2 ✓ Confirmed
05-26 03:20 80m +6 / - IZ0BVU - / - 3 Partial
05-26 03:00 40m +6 / -18 PI4DX -18 / - 7 ✓ Complete
05-26 02:47 40m - / -25 YO9IAB -18 / - 2 ✓ Confirmed
05-26 02:44 40m -22 / - 9A5AZK - / - 2 Partial
05-26 02:43 40m +2 / - RW3QU - / -16 3 Partial
04-30 02:53 80m +8 / - HB9EFK - / -14 2 ✓ Confirmed

Station Log

10m 
UTC    dB  Freq  Message
214315 -15 1232  W4SDX XQ1CY -03 (x2)
80m 
UTC    dB  Freq  Message
025345 +10  275  W4SDX HB9EFK -14 (x2)
031930 -16 1676  W4SDX PP5JR -10
032030 +12  925  W4SDX IZ0BVU JN63 (x3)
40m 
UTC    dB  Freq  Message
024600 -12 2009  W4SDX HB9ZHK JN47
024715 -17 1205  VE6NS W4SDX 73
024730 -13 1972  W4SDX N3FMC +00
024745 -19 1205  YO9IAB W4SDX -25 (x2)
024900  -2 1205  W4SDX RW3QU -15
024945 -18 1205  AC9HP W4SDX RR73
025045 -15 2385  W4SDX OA4ENG +05
030030  +8 1843  W4SDX PI4DX +00 (x2)
030145 -15 1205  PI4DX W4SDX R-18
030200  +3 1843  W4SDX PI4DX RR73
030245 -17 1205  PI4DX W4SDX R-18
030300  +7 1843  W4SDX PI4DX RR73
030315 -21 1205  PI4DX W4SDX 73
20m 
UTC    dB  Freq  Message
144945  -7 1259  W4SDX M1DBW -21

SNR History by Band