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WB1CDB

Active2x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderDZIUBA, MICHAEL J

License ClassGeneral

Min. Class RequiredTechnician

LocationDandridge, TN

Grant DateJun 27, 2025

Expiration DateJun 27, 2035

WB1CDB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by DZIUBA, MICHAEL J in Dandridge, TN. 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 DZIUBA, MICHAEL J on Jun 9, 2025. WB1CDB has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 45 units(Heavy (slower to send))

Voice Phonetics

Whiskey Bravo One Charlie Delta Bravo

Readability: 7.5/10(High readability)

License History

License IssuedJun 27, 2025
Vanity Callsign GrantedJun 27, 2025

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

DZIUBA, MICHAEL JFiled Jun 9, 2025
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

WB1CDB FCC Vanity Status: 1 Competing Application & History