KF0UPK
Active2x3District 0
No competing applications on record.
License HolderHeldenbrand, Samuel W
License ClassTechnician
Min. Class RequiredTechnician
LocationSpringdale, AR
Grant DateJun 19, 2025
Expiration DateJun 19, 2035
KF0UPK is a 2x3 format amateur radio callsign. It is currently registered to Heldenbrand, Samuel W in Springdale, AR. 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: 48 units(Heavy (slower to send))
Voice Phonetics
Kilo Foxtrot Zero Uniform Papa Kilo
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedMay 20, 2026
- System-Generated GrantJun 19, 2025
- License IssuedJun 19, 2025
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.