K4SI
Active1x2District 4
Competitive callsign — 64 applications filed with the FCC.
License HolderSUMNER, ALAN D
License ClassTechnician
Min. Class RequiredAmateur Extra
LocationStone Mt., GA
Grant DateOct 3, 2017
Expiration DateOct 3, 2027
K4SI is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by SUMNER, ALAN D in Stone Mt., GA. This callsign has attracted significant interest in the amateur radio community, with 64 vanity applications filed with the FCC. The most recent was submitted by Spivey, David A on Jan 26, 2021. K4SI has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ... ..
CW Weight: 19 units(Ultra-light (very fast to send))
Voice Phonetics
Kilo Four Sierra India
Readability: 7.5/10(High readability)
License History
- License IssuedOct 3, 2017
- Vanity Callsign GrantedOct 3, 2017
- Internal Correction AppliedAug 15, 2017
- Internal Correction AppliedAug 15, 2017
- License RenewedAug 9, 2006
- FRN Association Email SentJul 12, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.