W3SAM
Active1x3District 3
Competitive callsign — 8 applications filed with the FCC.
License HolderSCHWENDINGER, CHARLES W
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationPOTOMAC, MD
Grant DateJun 26, 2025
Expiration DateMar 16, 2035
W3SAM is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SCHWENDINGER, CHARLES W in POTOMAC, MD. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by SOMERSON, STEVEN J on Mar 11, 2013. W3SAM has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ...-- ... .- --
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Whiskey Three Sierra Alpha Mike
Readability: 8/10(High readability)
License History
- License RenewedJun 26, 2025
- Administrative Update AppliedJun 26, 2025
- License RenewedMar 18, 2015
- License RenewedFeb 23, 2005
- Administrative Update AppliedMar 28, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.