K1RAX
Active1x3District 1
Competitive callsign — 2 applications filed with the FCC.
License HolderLevien, Roy
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationCambridge, MA
Grant DateMay 13, 2025
Expiration DateMay 13, 2035
K1RAX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Levien, Roy in Cambridge, MA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Levien, Roy on Apr 24, 2025. K1RAX has 11 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .---- .-. .- -..-
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo One Romeo Alpha X-ray
Readability: 7.5/10(High readability)
License History
- License ModifiedJul 23, 2025
- License ModifiedMay 14, 2025
- Vanity Callsign GrantedMay 13, 2025
- License IssuedMay 13, 2025
- License CanceledNov 8, 2019
- License RenewedSep 20, 2019
- Administrative Update AppliedMay 11, 2016
- Administrative Update AppliedJan 4, 2014
- License ModifiedMar 12, 2013
- License IssuedDec 18, 2009
- Vanity Callsign GrantedDec 18, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.