K4DSX
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderPostma, Matthew C
License ClassTechnician
Min. Class RequiredGeneral
LocationEverett, WA
Grant DateJun 28, 2024
Expiration DateSep 25, 2034
K4DSX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Postma, Matthew C in Everett, WA. 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 BRILES, RODNEY T on Sep 7, 2004. K4DSX has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.. ... -..-
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Four Delta Sierra X-ray
Readability: 7.5/10(High readability)
License History
- License RenewedJun 28, 2024
- Administrative Update AppliedAug 24, 2023
- Administrative Update AppliedAug 23, 2016
- License RenewedAug 13, 2014
- Administrative Update AppliedOct 8, 2009
- License ModifiedAug 8, 2005
- License IssuedSep 25, 2004
- Vanity Callsign GrantedSep 25, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.