W1SKY
Active1x3District 1
Competitive callsign — 13 applications filed with the FCC.
License HolderErbes, Jack H
License ClassTechnician
Min. Class RequiredGeneral
LocationSonoma, CA
Grant DateNov 9, 2018
Expiration DateJan 13, 2029
W1SKY is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Erbes, Jack H in Sonoma, CA. This callsign has attracted significant interest in the amateur radio community, with 13 vanity applications filed with the FCC. The most recent was submitted by Anzaldi, Jeffery A on Jul 9, 2025. W1SKY has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- .---- ... -.- -.--
CW Weight: 40 units(Moderate)
Voice Phonetics
Whiskey One Sierra Kilo Yankee
Readability: 7.5/10(High readability)
License History
- License RenewedNov 9, 2018
- License RenewedJan 13, 2009
- License ModifiedFeb 8, 2002
- License ModifiedSep 20, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.