KM4JDH
Expired2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderCheng, Yuan
License ClassTechnician
Min. Class RequiredTechnician
LocationCary, NC
Grant DateMar 24, 2015
Expiration DateMar 24, 2025
Available for ApplicationsMar 25, 2027
KM4JDH is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Cheng, Yuan in Cary, NC. 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 HARRISON, JIMMY D on Jun 17, 2026. KM4JDH has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- .--- -.. ....
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Mike Four Juliet Delta Hotel
Readability: 7.5/10(High readability)
Available Mar 25, 2027 (238 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- System-Generated GrantMar 24, 2015
- License IssuedMar 24, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- HARRISON, JIMMY DFiled Jun 17, 2026Not awardedFCC ↗