AD1HD
Cancelled2x2District 1
Competitive callsign — 1 application filed with the FCC.
License HolderMacMartin, Robert D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationGrantham, NH
Grant DateJun 5, 2018
Cancellation DateNov 22, 2024
Available for ApplicationsNov 23, 2026
AD1HD is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by MacMartin, Robert D in Grantham, NH. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by MacMartin, Robert D on May 16, 2018. AD1HD has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.. .---- .... -..
CW Weight: 31 units(Moderate)
Voice Phonetics
Alpha Delta One Hotel Delta
Readability: 8/10(High readability)
Available Nov 23, 2026 (73 days remaining)
Requires General license or higher to apply for this callsign format (2x2).
License History
- License CanceledNov 22, 2024
- License IssuedJun 5, 2018
- Vanity Callsign GrantedJun 5, 2018
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- MacMartin, Robert DFiled May 16, 2018Not awardedFCC ↗