K1UU
Active1x2District 1
Competitive callsign — 16 applications filed with the FCC.
License HolderCASWELL JR, FRED I
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationStafford, CT
Grant DateNov 26, 2025
Expiration DateJan 9, 2036
K1UU is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by CASWELL JR, FRED I in Stafford, CT. This callsign has attracted significant interest in the amateur radio community, with 16 vanity applications filed with the FCC. The most recent was submitted by MURAI, KAZUNORI on Jan 15, 2016. K1UU has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .---- ..- ..-
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo One Uniform Uniform
Readability: 7.5/10(High readability)
License History
- License RenewedNov 26, 2025
- Administrative Update AppliedAug 15, 2020
- Administrative Update AppliedDec 20, 2016
- License IssuedJan 9, 2016
- Vanity Callsign GrantedJan 9, 2016
- Internal Correction AppliedNov 19, 2015
- Internal Correction AppliedNov 19, 2015
- License RenewedSep 20, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.