KR4MTU
Active2x3District 4
No competing applications on record.
License HolderOlson, Derek F
License ClassGeneral
Min. Class RequiredTechnician
LocationCarver, MA
Grant DateJun 10, 2026
Expiration DateJun 10, 2036
KR4MTU is a 2x3 format amateur radio callsign. It is currently registered to Olson, Derek F in Carver, MA. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- .-. ....- -- - ..-
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Romeo Four Mike Tango Uniform
Readability: 7/10(Good readability)
License History
- System-Generated GrantJun 10, 2026
- License IssuedJun 10, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.