KR4D
Expired2x1District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderMartins, Douglas J
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationTrenton, SC
Grant DateApr 7, 2016
Expiration DateJun 10, 2026
Available for ApplicationsJun 11, 2028
KR4D is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Martins, Douglas J in Trenton, SC. 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 Reeves, Kevin W on Dec 15, 2017. KR4D has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- -..
CW Weight: 24 units(Light (fast to send))
Voice Phonetics
Kilo Romeo Four Delta
Readability: 8/10(High readability)
Available Jun 11, 2028 (684 days remaining)
Requires Amateur Extra license or higher to apply for this callsign format (2x1).
License History
- License RenewedApr 7, 2016
- Administrative Update AppliedApr 2, 2009
- License IssuedJun 10, 2006
- Vanity Callsign GrantedJun 10, 2006
- Internal Correction AppliedMay 30, 2006
- Internal Correction AppliedMay 30, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.