NB4R
Active2x1District 4
Competitive callsign — 27 applications filed with the FCC.
License HolderDuckworth, Ruben B
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationElizabethton, TN
Grant DateMar 28, 2017
Expiration DateMar 28, 2027
NB4R is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Duckworth, Ruben B in Elizabethton, TN. This callsign has attracted significant interest in the amateur radio community, with 27 vanity applications filed with the FCC. The most recent was submitted by STURM, WILLIAM A on Mar 14, 2017. NB4R has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. -... ....- .-.
CW Weight: 22 units(Light (fast to send))
Voice Phonetics
November Bravo Four Romeo
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJan 20, 2022
- License IssuedMar 28, 2017
- Vanity Callsign GrantedMar 28, 2017
- License ExpiredMar 8, 2017
- Tax ID (TIN) AddedDec 14, 2004
- License RenewedDec 14, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.