WZ4D
Active2x1District 4
Competitive callsign — 37 applications filed with the FCC.
License HolderKnollinger, Donald E
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationSummerfield, FL
Grant DateApr 18, 2017
Expiration DateApr 18, 2027
WZ4D is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Knollinger, Donald E in Summerfield, FL. This callsign has attracted significant interest in the amateur radio community, with 37 vanity applications filed with the FCC. The most recent was submitted by Sanocki, Frank on Apr 3, 2017. WZ4D has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- --.. ....- -..
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Whiskey Zulu Four Delta
Readability: 8.5/10(High readability)
License History
- License IssuedApr 18, 2017
- Vanity Callsign GrantedApr 18, 2017
- License ExpiredMar 31, 2017
- License RenewedMar 30, 2005
- Administrative Update AppliedJul 10, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.