W1SDH
Active1x3District 1
Competitive callsign — 3 applications filed with the FCC.
License HolderANDERSON, THOMAS J
License ClassTechnician
Min. Class RequiredGeneral
LocationTORONTO, OH
Grant DateOct 1, 2025
Expiration DateOct 1, 2035
W1SDH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by ANDERSON, THOMAS J in TORONTO, OH. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Hartman, Steven D on May 4, 2015. W1SDH has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- .---- ... -.. ....
CW Weight: 32 units(Moderate)
Voice Phonetics
Whiskey One Sierra Delta Hotel
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJul 7, 2026
- License RenewedOct 1, 2025
- Administrative Update AppliedAug 29, 2018
- License IssuedMay 22, 2015
- Vanity Callsign GrantedMay 22, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.