KF9CAL
Active2x3District 9
Competitive callsign — 1 application filed with the FCC.
License HolderClaus, Calvin B
License ClassTechnician
Min. Class RequiredTechnician
LocationChicago, IL
Grant DateSep 26, 2026
Expiration DateSep 26, 2036
KF9CAL is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Claus, Calvin B in Chicago, IL. 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 Claus, Calvin B on Sep 8, 2026. KF9CAL has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..-. ----. -.-. .- .-..
CW Weight: 44 units(Heavy (slower to send))
Voice Phonetics
Kilo Foxtrot Nine Charlie Alpha Lima
Readability: 7.5/10(High readability)
License History
- License IssuedSep 26, 2026
- Vanity Callsign GrantedSep 26, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Claus, Calvin BFiled Sep 8, 2026Not awardedFCC ↗