K9ZJH
Active1x3District 9
Competitive callsign — 1 application filed with the FCC.
License HolderHelstrom, Stefan
License ClassTechnician
Min. Class RequiredGeneral
LocationSan Diego, CA
Grant DateJun 7, 2025
Expiration DateJun 13, 2035
K9ZJH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Helstrom, Stefan in San Diego, 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 HENDERSON JR, JACK W on May 26, 2015. K9ZJH has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----. --.. .--- ....
CW Weight: 42 units(Heavy (slower to send))
Voice Phonetics
Kilo Nine Zulu Juliet Hotel
Readability: 7.5/10(High readability)
License History
- License RenewedJun 7, 2025
- Administrative Update AppliedAug 11, 2020
- License IssuedJun 13, 2015
- Vanity Callsign GrantedJun 13, 2015
- License ExpiredSep 3, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- HENDERSON JR, JACK WFiled May 26, 2015Not awardedFCC ↗