W0SJF
Active1x3District 0
Competitive callsign — 1 application filed with the FCC.
License HolderFingerman, Sheldon
License ClassTechnician
Min. Class RequiredGeneral
LocationAspen, CO
Grant DateApr 18, 2026
Expiration DateJun 21, 2036
W0SJF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Fingerman, Sheldon in Aspen, CO. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Fingerman, Sheldon on Jun 3, 2016. W0SJF has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ----- ... .--- ..-.
CW Weight: 41 units(Heavy (slower to send))
Voice Phonetics
Whiskey Zero Sierra Juliet Foxtrot
Readability: 6.5/10(Good readability)
License History
- License RenewedApr 18, 2026
- License IssuedJun 21, 2016
- Vanity Callsign GrantedJun 21, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Fingerman, SheldonFiled Jun 3, 2016Not awardedFCC ↗