K4TWW
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderGrunfelder, Keith J
License ClassTechnician
Min. Class RequiredGeneral
LocationNorth Lauderdale, FL
Grant DateApr 6, 2021
Expiration DateApr 6, 2031
K4TWW is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Grunfelder, Keith J in North Lauderdale, FL. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Willis, Tabor on Mar 17, 2021. K4TWW has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- - .-- .--
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Four Tango Whiskey Whiskey
Readability: 8/10(High readability)
License History
- License ModifiedJul 8, 2021
- License IssuedApr 6, 2021
- Vanity Callsign GrantedApr 6, 2021
- License ExpiredAug 22, 2019
- License IssuedAug 21, 2007
- Vanity Callsign GrantedAug 21, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.