K4SDF
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderFerris, Stephen D
License ClassGeneral
Min. Class RequiredGeneral
LocationNaples, FL
Grant DateJun 1, 2022
Expiration DateJun 1, 2032
K4SDF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Ferris, Stephen D in Naples, FL. 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 Ferris, Stephen D on May 12, 2022. K4SDF has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ... -.. ..-.
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Four Sierra Delta Foxtrot
Readability: 7.5/10(High readability)
License History
- License IssuedJun 1, 2022
- Vanity Callsign GrantedJun 1, 2022
- License ExpiredJul 16, 2016
- Tax ID (TIN) AddedApr 22, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.