NP4KB
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderHume, Donald J
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationBoulder, CO
Grant DateJul 2, 2024
Expiration DateJul 29, 2034
NP4KB is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Hume, Donald J in Boulder, CO. 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 CRUZ ROMERO, LUIS E on Jul 9, 2014. NP4KB has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. .--. ....- -.- -...
CW Weight: 32 units(Moderate)
Voice Phonetics
November Papa Four Kilo Bravo
Readability: 7.5/10(High readability)
License History
- License RenewedJul 2, 2024
- Administrative Update AppliedOct 18, 2019
- License IssuedJul 29, 2014
- Vanity Callsign GrantedJul 29, 2014
- License ExpiredSep 7, 2011
- License RenewedSep 3, 1999
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- CRUZ ROMERO, LUIS EFiled Jul 9, 2014Not awardedFCC ↗