KJ0DX
Active2x2District 0
Competitive callsign — 1 application filed with the FCC.
License HolderGrensteiner, Gordon H
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationMarion, IA
Grant DateMar 26, 2026
Expiration DateApr 26, 2036
KJ0DX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Grensteiner, Gordon H in Marion, IA. 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 Grensteiner, Gordon H on Apr 8, 2016. KJ0DX has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- ----- -.. -..-
CW Weight: 45 units(Heavy (slower to send))
Voice Phonetics
Kilo Juliet Zero Delta X-ray
Readability: 7/10(Good readability)
License History
- License RenewedMar 26, 2026
- Administrative Update AppliedOct 13, 2021
- License IssuedApr 26, 2016
- Vanity Callsign GrantedApr 26, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Grensteiner, Gordon HFiled Apr 8, 2016Not awardedFCC ↗