W4ADT
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderKoechel, Martin W
License ClassGeneral
Min. Class RequiredGeneral
LocationBedford, NH
Grant DateFeb 20, 2026
Expiration DateFeb 20, 2036
W4ADT is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Koechel, Martin W in Bedford, NH. 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 HOWARD, WILLIAM D on Feb 2, 2026. W4ADT has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- .- -.. -
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Whiskey Four Alpha Delta Tango
Readability: 8/10(High readability)
License History
- Vanity Callsign GrantedFeb 20, 2026
- License IssuedFeb 20, 2026
- License ExpiredJul 5, 2025
- Administrative Update AppliedApr 29, 2014
- License RenewedAug 10, 2013
- License IssuedJul 4, 2003
- Vanity Callsign GrantedJul 4, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.