K4RIN
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderSmith, Luke
License ClassGeneral
Min. Class RequiredGeneral
LocationHarmony, FL
Grant DateJan 10, 2026
Expiration DateJan 10, 2036
K4RIN is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Smith, Luke in Harmony, FL. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Smith, Luke on Dec 23, 2025. K4RIN has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .-. .. -.
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
Kilo Four Romeo India November
Readability: 6.5/10(Good readability)
License History
- License IssuedJan 10, 2026
- Vanity Callsign GrantedJan 10, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.