K9RBZ
Active1x3District 9
Competitive callsign — 2 applications filed with the FCC.
License HolderCulver, Ralph D
License ClassGeneral
Min. Class RequiredGeneral
LocationMadison, WI
Grant DateDec 9, 2025
Expiration DateDec 9, 2035
K9RBZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Culver, Ralph D in Madison, WI. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Culver, Ralph D on Nov 20, 2025. K9RBZ has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----. .-. -... --..
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Nine Romeo Bravo Zulu
Readability: 7.5/10(High readability)
License History
- License IssuedDec 9, 2025
- Vanity Callsign GrantedDec 9, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.