K0DBU
Active1x3District 0
Competitive callsign — 1 application filed with the FCC.
License HolderLogan, Matthew
License ClassGeneral
Min. Class RequiredGeneral
LocationSunnyvale, CA
Grant DateJan 5, 2022
Expiration DateJan 5, 2032
K0DBU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Logan, Matthew in Sunnyvale, CA. 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 Logan, Matthew on Dec 16, 2021. K0DBU has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----- -.. -... ..-
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Zero Delta Bravo Uniform
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedMar 24, 2026
- License IssuedJan 5, 2022
- Vanity Callsign GrantedJan 5, 2022
- License ExpiredJun 27, 2017
- License RenewedJun 1, 2005
- FRN Association Letter SentJun 1, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Logan, MatthewFiled Dec 16, 2021Not awardedFCC ↗