KB4JBT
Cancelled2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBLACK, JOHN E
License ClassTechnician
Min. Class RequiredTechnician
LocationDowningtown, PA
Grant DateApr 10, 2024
Cancellation DateMar 25, 2025
Available for ApplicationsMar 26, 2027
KB4JBT is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by BLACK, JOHN E in Downingtown, PA. 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 Laviano, Richard D on Mar 4, 2014. KB4JBT has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... ....- .--- -... -
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Bravo Four Juliet Bravo Tango
Readability: 7/10(Good readability)
Available Mar 26, 2027 (260 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledMar 25, 2025
- License RenewedApr 10, 2024
- Administrative Update AppliedMar 24, 2021
- License IssuedMar 25, 2014
- Vanity Callsign GrantedMar 25, 2014
- License ExpiredAug 4, 2007
- License ModifiedDec 2, 2004
- Administrative Update AppliedJan 13, 2003
- Tax ID (TIN) AddedJan 13, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Laviano, Richard DFiled Mar 4, 2014Not awardedFCC ↗