K4ZMB
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderKalmanson, Marc H
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationKeystone Heights, FL
Grant DateMar 10, 2020
Expiration DateMar 13, 2030
K4ZMB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Kalmanson, Marc H in Keystone Heights, FL. 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 Kalmanson, Marc H on Feb 23, 2010. K4ZMB has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- --.. -- -...
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Four Zulu Mike Bravo
Readability: 8.5/10(High readability)
License History
- License RenewedMar 10, 2020
- License ModifiedApr 8, 2011
- License IssuedMar 13, 2010
- Vanity Callsign GrantedMar 13, 2010
- License ExpiredFeb 17, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Kalmanson, Marc HFiled Feb 23, 2010Not awardedFCC ↗