WX5OSU
Active2x3District 5
Competitive callsign — 2 applications filed with the FCC.
License HolderSCHAAF, ROBERT C
License ClassGeneral
Min. Class RequiredTechnician
LocationMADISON, SD
Grant DateAug 27, 2026
Expiration DateNov 9, 2036
WX5OSU is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by SCHAAF, ROBERT C in MADISON, SD. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by CUNNINGHAM, AARON D on Sep 7, 2006. WX5OSU has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- -..- ..... --- ... ..-
CW Weight: 37 units(Moderate)
Voice Phonetics
Whiskey X-ray Five Oscar Sierra Uniform
Readability: 6.5/10(Good readability)
License History
- License RenewedAug 27, 2026
- Administrative Update AppliedJan 5, 2024
- License RenewedNov 9, 2016
- Administrative Update AppliedDec 9, 2014
- License IssuedSep 26, 2006
- Vanity Callsign GrantedSep 26, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.