KN5SDB
Active2x3District 5
Competitive callsign — 1 application filed with the FCC.
License HolderBirkenfeld, Stephen D
License ClassTechnician
Min. Class RequiredTechnician
LocationIowa Park, TX
Grant DateMay 10, 2025
Expiration DateMay 10, 2035
KN5SDB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Birkenfeld, Stephen D in Iowa Park, TX. 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 Birkenfeld, Stephen D on Apr 22, 2025. KN5SDB has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -. ..... ... -.. -...
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo November Five Sierra Delta Bravo
Readability: 6.5/10(Good readability)
License History
- License IssuedMay 10, 2025
- Vanity Callsign GrantedMay 10, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Birkenfeld, Stephen DFiled Apr 22, 2025Not awardedFCC ↗