K4MTB
Active1x3District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderBROWN, MICHAEL T
License ClassTechnician
Min. Class RequiredGeneral
LocationForest, VA
Grant DateDec 20, 2025
Expiration DateFeb 17, 2036
K4MTB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by BROWN, MICHAEL T in Forest, VA. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by BROWN, MICHAEL T on Jan 27, 2016. K4MTB has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -- - -...
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Mike Tango Bravo
Readability: 8.5/10(High readability)
License History
- License RenewedDec 20, 2025
- Administrative Update AppliedDec 6, 2024
- Administrative Update AppliedDec 2, 2021
- Administrative Update AppliedFeb 16, 2019
- License IssuedFeb 17, 2016
- Vanity Callsign GrantedFeb 17, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.