KF6OSO
Active2x3District 6
Competitive callsign — 2 applications filed with the FCC.
License HolderPULVINO, THOMAS R
License ClassTechnician
Min. Class RequiredTechnician
LocationPlacentia, CA
Grant DateSep 12, 2017
Expiration DateNov 27, 2027
KF6OSO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by PULVINO, THOMAS R in Placentia, CA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Cole, Thomas R on Dec 28, 2001. KF6OSO has 12 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..-. -.... --- ... ---
CW Weight: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Foxtrot Six Oscar Sierra Oscar
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedApr 9, 2025
- Administrative Update AppliedApr 1, 2025
- Administrative Update AppliedSep 20, 2024
- Administrative Update AppliedSep 9, 2021
- License RenewedSep 12, 2017
- Administrative Update AppliedAug 25, 2015
- Administrative Update AppliedJul 14, 2011
- Administrative Update AppliedJun 23, 2009
- License RenewedNov 27, 2007
- Administrative Update AppliedJan 27, 2006
- Administrative Update AppliedJan 1, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.