W7CHW — FT8 station from United States

United States Grid: JO31

Amateur radio station W7CHW operating from United States (grid square JO31). 71 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, over 7 days, best SNR +15 dB. Heard between 2026-04-29 and 2026-06-18.

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

Overview

71
Total spots
0
CQ calls
7
Days active
-3 dB
Avg SNR

Bands

20m 40m
First seen: 2026-04-29
Last seen: 2026-06-18 05:29 UTC

Frequent QSO partners observed at SO8OO

Stations W7CHW worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandW7CHWPartnerPartner SNRMsgs
06-18 07:22 20m -8 / - OH7BDI - / - 4 Partial
06-18 07:20 20m -10 / - DH1PS - / - 9 Partial
06-18 07:18 20m +3 / - F4AXK - / - 2 Partial
06-18 07:17 20m +4 / - SM6KKX - / - 2 Partial
06-18 07:11 20m -10 / - OH7BDI - / - 2 Partial
06-18 07:11 20m -2 / - SM6KKX - / - 4 Partial
06-11 22:12 20m -23 / - W1MRC - / +3 2 Partial
05-28 05:22 20m -12 / - SP5EXA - / - 2 Partial
05-28 05:22 20m -1 / - SV5BYP - / - 2 Partial
05-25 06:17 20m -1 / - S55DX - / -22 4 Partial
05-25 06:14 20m +7 / - IK4TVP - / -17 5 Partial
05-25 06:10 20m +8 / - IK4TVP - / -22 3 Partial
05-25 06:08 20m -6 / - S55DX - / -22 5 Partial
05-25 06:07 20m +10 / - I1RJP - / -17 5 ✓ Confirmed
05-25 06:04 20m +7 / - F5RRS - / -18 2 Partial
05-25 05:59 20m 0 / - I1RJP - / - 2 Partial
05-25 05:56 20m +8 / - UR5EDX - / - 2 Partial

Station Log

20m 
UTC    dB  Freq  Message
072045 -14  797  W7CHW DH1PS JO31 (x2)
072215 -10 2647  W7CHW OH7BDI KP42 (x2)
072315  -8 2541  W7CHW F8RZ IN95
072315  -6  798  W7CHW DH1PS JO31 (x2)
072415  -6 2648  W7CHW OH7BDI KP42
072415  -3  798  W7CHW DH1PS JO31
072445  -8 2648  W7CHW OH7BDI KP42
072445  -5  799  W7CHW DH1PS JO31 (x5)
40m 
UTC    dB  Freq  Message
050415  +7 2933  W7CHW DL8OH RR73

SNR History by Band