KK4DUU
Active2x3District 4
No competing applications on record.
License HolderSmith, Matthew R
License ClassGeneral
Min. Class RequiredTechnician
LocationHuntsville, AL
Grant DateJun 29, 2021
Expiration DateAug 22, 2031
KK4DUU is a 2x3 format amateur radio callsign. It is currently registered to Smith, Matthew R in Huntsville, AL. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- -.- ....- -.. ..- ..-
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Kilo Four Delta Uniform Uniform
Readability: 6.5/10(Good readability)
License History
- License RenewedJun 29, 2021
- Administrative Update AppliedApr 12, 2019
- Administrative Update AppliedSep 5, 2018
- License ModifiedAug 20, 2012
- System-Generated GrantAug 22, 2011
- License IssuedAug 22, 2011
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.