W3CDT
Active1x3District 3
Competitive callsign — 2 applications filed with the FCC.
License HolderLOWERY, JOHN H
License ClassGeneral
Min. Class RequiredGeneral
LocationTUCSON, AZ
Grant DateApr 10, 2026
Expiration DateJun 7, 2036
W3CDT is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by LOWERY, JOHN H in TUCSON, AZ. 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 Gripman, Greg T on Jul 15, 2025. W3CDT has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ...-- -.-. -.. -
CW Weight: 32 units(Moderate)
Voice Phonetics
Whiskey Three Charlie Delta Tango
Readability: 8/10(High readability)
License History
- License RenewedApr 10, 2026
- License IssuedJun 7, 2016
- Vanity Callsign GrantedJun 7, 2016
- License ExpiredJan 23, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.