AC4HT
Active2x2District 4
No competing applications on record.
License HolderHUMPHREVILLE, MARK K
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSPRINGFIELD, SC
Grant DateSep 26, 2025
Expiration DateSep 26, 2035
AC4HT is a 2x2 format amateur radio callsign. It is currently registered to HUMPHREVILLE, MARK K in SPRINGFIELD, SC. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
.- -.-. ....- .... -
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Alpha Charlie Four Hotel Tango
Readability: 8/10(High readability)
License History
- License RenewedSep 26, 2025
- License RenewedJul 30, 2013
- Tax ID (TIN) AddedJul 29, 2003
- License RenewedJul 29, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.