KO6TTF
Active2x3District 6
Competitive callsign — 1 application filed with the FCC.
License HolderSchiefer, Scott
License ClassTechnician
Min. Class RequiredTechnician
LocationSan Jose, CA
Grant DateApr 28, 2026
Expiration DateApr 28, 2036
KO6TTF is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Schiefer, Scott in San Jose, 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 Schiefer, Scott on Apr 10, 2026. KO6TTF has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --- -.... - - ..-.
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Oscar Six Tango Tango Foxtrot
Readability: 7.5/10(High readability)
License History
- License IssuedApr 28, 2026
- Vanity Callsign GrantedApr 28, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Schiefer, ScottFiled Apr 10, 2026Not awardedFCC ↗