KA3FDX
Active2x3District 3
Competitive callsign — 1 application filed with the FCC.
License HolderNiebauer, Amber
License ClassGeneral
Min. Class RequiredTechnician
LocationPittsburgh, PA
Grant DateJan 30, 2026
Expiration DateJan 30, 2036
KA3FDX is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Niebauer, Amber in Pittsburgh, PA. 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 Niebauer, Amber on Jan 12, 2026. KA3FDX has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .- ...-- ..-. -.. -..-
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Alpha Three Foxtrot Delta X-ray
Readability: 7.5/10(High readability)
License History
- License IssuedJan 30, 2026
- Vanity Callsign GrantedJan 30, 2026
- License ExpiredNov 13, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Niebauer, AmberFiled Jan 12, 2026Not awardedFCC ↗