W4SF
Active1x2District 4
Competitive callsign — 31 applications filed with the FCC.
License HolderRose, Paul N
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationLIVERMORE, CA
Grant DateJan 9, 2024
Expiration DateJan 9, 2034
W4SF is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Rose, Paul N in LIVERMORE, CA. This callsign has attracted significant interest in the amateur radio community, with 31 vanity applications filed with the FCC. The most recent was submitted by Ard, Clark M on Jan 5, 2024. W4SF has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- ... ..-.
CW Weight: 23 units(Light (fast to send))
Voice Phonetics
Whiskey Four Sierra Foxtrot
Readability: 8/10(High readability)
License History
- License IssuedJan 9, 2024
- Vanity Callsign GrantedJan 9, 2024
- Internal Correction AppliedNov 21, 2023
- Internal Correction AppliedNov 21, 2023
- License RenewedApr 3, 2012
- License RenewedApr 29, 2002
- Tax ID (TIN) AddedApr 29, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.