AA1HY
Active2x2District 1
Competitive callsign — 1 application filed with the FCC.
License HolderYu, Heindrick
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationIrvine, CA
Grant DateFeb 10, 2026
Expiration DateFeb 26, 2036
AA1HY is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Yu, Heindrick in Irvine, CA. 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 Yu, Heindrick on Feb 8, 2016. AA1HY has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .- .---- .... -.--
CW Weight: 35 units(Moderate)
Voice Phonetics
Alpha Alpha One Hotel Yankee
Readability: 8/10(High readability)
License History
- License RenewedFeb 10, 2026
- Administrative Update AppliedAug 7, 2025
- License IssuedFeb 26, 2016
- Vanity Callsign GrantedFeb 26, 2016
- License CanceledApr 4, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Yu, HeindrickFiled Feb 8, 2016Not awardedFCC ↗