K4SM
Active1x2District 4
Competitive callsign — 15 applications filed with the FCC.
License HolderACHTERHOF, MARVIN L
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationCross, SC
Grant DateDec 2, 2020
Expiration DateFeb 13, 2031
K4SM is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by ACHTERHOF, MARVIN L in Cross, SC. This callsign has attracted significant interest in the amateur radio community, with 15 vanity applications filed with the FCC. The most recent was submitted by McCart Sr, Steven P on May 10, 2023. K4SM has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ... --
CW Weight: 23 units(Light (fast to send))
Voice Phonetics
Kilo Four Sierra Mike
Readability: 8.5/10(High readability)
License History
- License RenewedDec 2, 2020
- Administrative Update AppliedSep 19, 2014
- License RenewedJan 7, 2011
- License IssuedFeb 13, 2001
- Internal Correction AppliedFeb 6, 2001
- Internal Correction AppliedFeb 6, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.