W9DB
Active1x2District 9
Competitive callsign — 23 applications filed with the FCC.
License HolderOSWALD, MICHAEL S
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationHARTFORD, WI
Grant DateJul 19, 2022
Expiration DateJul 19, 2032
W9DB is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by OSWALD, MICHAEL S in HARTFORD, WI. This callsign has attracted significant interest in the amateur radio community, with 23 vanity applications filed with the FCC. The most recent was submitted by Bart, David P on Sep 25, 2025. W9DB has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ----. -.. -...
CW Weight: 31 units(Moderate)
Voice Phonetics
Whiskey Nine Delta Bravo
Readability: 8.5/10(High readability)
License History
- Vanity Callsign GrantedJul 19, 2022
- License IssuedJul 19, 2022
- License ExpiredJul 1, 2022
- Administrative Update AppliedApr 3, 2010
- License RenewedApr 2, 2010
- License IssuedJun 30, 2000
- Internal Correction AppliedJun 12, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.