W4SO
Active1x2District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderCRONIN, SCOTT M
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationMELBOURNE, FL
Grant DateSep 1, 2026
Expiration DateNov 4, 2036
W4SO is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by CRONIN, SCOTT M in MELBOURNE, FL. 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 O'Donnell, STEVEN W on Dec 29, 2017. W4SO has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Whiskey Four Sierra Oscar
Readability: 8/10(High readability)
License History
- License RenewedSep 1, 2026
- Administrative Update AppliedJun 3, 2025
- Administrative Update AppliedDec 4, 2024
- Administrative Update AppliedJul 17, 2019
- Administrative Update AppliedJul 12, 2019
- Administrative Update AppliedApr 26, 2017
- License RenewedAug 8, 2016
- Administrative Update AppliedAug 7, 2013
- License RenewedAug 16, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.