KB4SDR
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderSociedad Dominicana De Radioaficionados
Min. Class RequiredTechnician
LocationMiami, FL
Grant DateMar 4, 2025
Expiration DateMar 4, 2035
KB4SDR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Sociedad Dominicana De Radioaficionados in Miami, FL. 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 Sociedad Dominicana De Radioaficionados on Feb 13, 2025. KB4SDR has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... ....- ... -.. .-.
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Bravo Four Sierra Delta Romeo
Readability: 6.5/10(Good readability)
License History
- License IssuedMar 4, 2025
- Vanity Callsign GrantedMar 4, 2025
- License ExpiredAug 27, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Sociedad Dominicana De RadioaficionadosFiled Feb 13, 2025Not awardedFCC ↗