K0TBT
Active1x3District 0
Competitive callsign — 3 applications filed with the FCC.
License HolderSchaper Sr, Henry G
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSaint Louis, MO
Grant DateFeb 15, 2023
Expiration DateApr 17, 2033
K0TBT is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Schaper Sr, Henry G in Saint Louis, MO. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Buchanan, Timothy V on Jul 10, 2008. K0TBT has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----- - -... -
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Zero Tango Bravo Tango
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJun 25, 2024
- License RenewedFeb 15, 2023
- Administrative Update AppliedMar 29, 2022
- License RenewedApr 17, 2013
- Administrative Update AppliedSep 2, 2005
- License IssuedApr 23, 2002
- Vanity Callsign GrantedApr 23, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.