KB9TTI
Active2x3District 9
Competitive callsign — 1 application filed with the FCC.
License HolderHAUSER, ULRICH
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationBOULDER, CO
Grant DateDec 2, 2025
Expiration DateDec 2, 2035
KB9TTI is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by HAUSER, ULRICH in BOULDER, CO. 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 Hauser, Ulrich on Mar 17, 2005. KB9TTI has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... ----. - - ..
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Bravo Nine Tango Tango India
Readability: 7/10(Good readability)
License History
- License RenewedDec 2, 2025
- Administrative Update AppliedMar 12, 2019
- License RenewedJan 13, 2015
- License IssuedApr 5, 2005
- Vanity Callsign GrantedApr 5, 2005
- License CanceledJun 6, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Hauser, UlrichFiled Mar 17, 2005Not awardedFCC ↗