AD3W
Active2x1District 3
Competitive callsign — 19 applications filed with the FCC.
License HolderRobinson III, Harry M
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationTowson, MD
Grant DateNov 26, 2025
Expiration DateFeb 7, 2036
AD3W is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Robinson III, Harry M in Towson, MD. This callsign has attracted significant interest in the amateur radio community, with 19 vanity applications filed with the FCC. The most recent was submitted by Robinson III, Harry M on Jan 19, 2006. AD3W has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.. ...-- .--
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
Alpha Delta Three Whiskey
Readability: 8.5/10(High readability)
License History
- License RenewedNov 26, 2025
- Administrative Update AppliedJan 10, 2017
- License RenewedNov 28, 2015
- License IssuedFeb 7, 2006
- Vanity Callsign GrantedFeb 7, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.