KM4TDF
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBrooks, William S
License ClassTechnician
Min. Class RequiredTechnician
LocationSuwannee, FL
Grant DateFeb 26, 2026
Expiration DateApr 11, 2036
KM4TDF is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Brooks, William S in Suwannee, 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 FRANKLIN, TIMOTHY D on Jan 26, 2016. KM4TDF has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- - -.. ..-.
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Mike Four Tango Delta Foxtrot
Readability: 8/10(High readability)
License History
- License RenewedFeb 26, 2026
- System-Generated GrantApr 11, 2016
- License IssuedApr 11, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- FRANKLIN, TIMOTHY DFiled Jan 26, 2016Not awardedFCC ↗