N4OSO
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderWANKEL, MARTHA D
License ClassTechnician
Min. Class RequiredGeneral
LocationHENDERSONVILLE, NC
Grant DateMay 5, 2023
Expiration DateMay 23, 2033
N4OSO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by WANKEL, MARTHA D in HENDERSONVILLE, NC. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Adams, Joshua C on May 5, 2003. N4OSO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- --- ... ---
CW Weight: 32 units(Moderate)
Voice Phonetics
November Four Oscar Sierra Oscar
Readability: 7/10(Good readability)
License History
- License RenewedMay 5, 2023
- License RenewedMar 29, 2013
- License IssuedMay 23, 2003
- Vanity Callsign GrantedMay 23, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Adams, Joshua CFiled May 5, 2003Not awardedFCC ↗