KK4TU
Available2x2District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderMADSEN, SVEND A
License ClassAdvanced
Min. Class RequiredGeneral
LocationVERO BEACH, FL
Grant DateSep 3, 1997
Expiration DateSep 3, 2007
Cancellation DateSep 4, 2009
Available for ApplicationsSep 4, 2009
KK4TU is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by MADSEN, SVEND A in VERO BEACH, FL. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by MOSLEY, ELIJAH B on Sep 9, 2025. KK4TU has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-.- -.- ....- - ..-
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Kilo Four Tango Uniform
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredSep 4, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.