K5SCI
Active1x3District 5
Competitive callsign — 5 applications filed with the FCC.
License HolderArroyo, Diego
License ClassTechnician
Min. Class RequiredGeneral
LocationCypress, TX
Grant DateMar 5, 2022
Expiration DateMar 5, 2032
K5SCI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Arroyo, Diego in Cypress, TX. 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 Scircle, John A on Mar 31, 2026. K5SCI has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..... ... -.-. ..
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
Kilo Five Sierra Charlie India
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedApr 25, 2026
- License IssuedMar 5, 2022
- Vanity Callsign GrantedMar 5, 2022
Vanity Application Activity
Competing applications filed with the FCC for this callsign.