KC1STK
Active2x3District 1
No competing applications on record.
License HolderSonntag, Robert G
License ClassGeneral
Min. Class RequiredTechnician
LocationSandy Hook, CT
Grant DateApr 4, 2023
Expiration DateApr 4, 2033
KC1STK is a 2x3 format amateur radio callsign. It is currently registered to Sonntag, Robert G in Sandy Hook, CT. 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: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Charlie One Sierra Tango Kilo
Readability: 7/10(Good readability)
License History
- License ModifiedDec 8, 2025
- System-Generated GrantApr 4, 2023
- License IssuedApr 4, 2023
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.