W7IDK
Active1x3District 7
Competitive callsign — 1 application filed with the FCC.
License HolderDobroth, Michael L
License ClassTechnician
Min. Class RequiredGeneral
LocationMarysville, WA
Grant DateJan 24, 2026
Expiration DateMar 25, 2036
W7IDK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Dobroth, Michael L in Marysville, WA. 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 Dobroth, Michael L on Mar 7, 2016. W7IDK has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- --... .. -.. -.-
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Whiskey Seven India Delta Kilo
Readability: 7/10(Good readability)
License History
- License RenewedJan 24, 2026
- Administrative Update AppliedApr 10, 2018
- License IssuedMar 25, 2016
- Vanity Callsign GrantedMar 25, 2016
- License ExpiredApr 6, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Dobroth, Michael LFiled Mar 7, 2016Not awardedFCC ↗