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W3DU

Active1x2District 3

Competitive callsign — 5 applications filed with the FCC.

License HolderFujimoto, Yoshiki

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationPortland, OR

Grant DateJun 2, 2020

Expiration DateJun 2, 2030

W3DU is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Fujimoto, Yoshiki in Portland, OR. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by WURST, FRANK on Jun 11, 2020. W3DU has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

.-- ...-- -.. ..-

CW Weight: 26 units(Light (fast to send))

Voice Phonetics

Whiskey Three Delta Uniform

Readability: 8/10(High readability)

License History

Administrative Update AppliedJul 28, 2020
License IssuedJun 2, 2020
Vanity Callsign GrantedJun 2, 2020
Internal Correction AppliedApr 14, 2020
Internal Correction AppliedApr 14, 2020
License RenewedMar 14, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

WURST, FRANKFiled Jun 11, 2020
Not awardedFCC ↗
Simon, Mark JFiled May 26, 2020
DismissedFCC ↗
Fujimoto, YoshikiFiled May 15, 2020
Not awardedFCC ↗
Dubitsky, Victor KFiled May 12, 2020

Search external databases

QRZ ↗HamQTH ↗

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FCC data as of Sep 4, 2026

Dismissed

WEBER, CHRISTOPHER DFiled Apr 28, 2020

Not awardedFCC ↗

W3DU FCC Vanity Status: 5 Competing Applications & History