K4DSF
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderLevine, Howard S
License ClassGeneral
Min. Class RequiredGeneral
LocationArleta, CA
Grant DateOct 11, 2023
Expiration DateOct 17, 2033
K4DSF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Levine, Howard S in Arleta, 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 FLEEMAN, DAVID S on Sep 29, 2003. K4DSF has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.. ... ..-.
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Four Delta Sierra Foxtrot
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJan 26, 2026
- License RenewedOct 11, 2023
- License RenewedJul 20, 2013
- Administrative Update AppliedJun 19, 2012
- Administrative Update AppliedMar 22, 2008
- License IssuedOct 17, 2003
- Vanity Callsign GrantedOct 17, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- FLEEMAN, DAVID SFiled Sep 29, 2003Not awardedFCC ↗