K1SDB
Active1x3District 1
Competitive callsign — 3 applications filed with the FCC.
License HolderRENFRO, ROBERT R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationMOUNT PLEASANT, NC
Grant DateJan 24, 2023
Expiration DateMar 22, 2033
K1SDB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by RENFRO, ROBERT R in MOUNT PLEASANT, NC. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Baker, Sean D on Mar 4, 2013. K1SDB has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .---- ... -.. -...
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo One Sierra Delta Bravo
Readability: 7.5/10(High readability)
License History
- License RenewedJan 24, 2023
- Administrative Update AppliedNov 10, 2020
- Administrative Update AppliedSep 5, 2019
- License ModifiedMay 4, 2018
- License ModifiedJun 1, 2015
- License IssuedMar 22, 2013
- Vanity Callsign GrantedMar 22, 2013
Vanity Application Activity
Competing applications filed with the FCC for this callsign.