K6RBR
Active1x3District 6
Competitive callsign — 1 application filed with the FCC.
License HolderRosen, Ralph B
License ClassTechnician
Min. Class RequiredGeneral
LocationCalabasas, CA
Grant DateJun 17, 2026
Expiration DateJan 11, 2035
K6RBR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Rosen, Ralph B in Calabasas, 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 Rosen, Ralph B on Dec 23, 2004. K6RBR has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.... .-. -... .-.
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Six Romeo Bravo Romeo
Readability: 7/10(Good readability)
License History
- License RenewedJun 17, 2026
- License RenewedOct 16, 2014
- Administrative Update AppliedNov 24, 2007
- Administrative Update AppliedNov 24, 2007
- License IssuedJan 11, 2005
- Vanity Callsign GrantedJan 11, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Rosen, Ralph BFiled Dec 23, 2004Not awardedFCC ↗