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W4BTK

Cancelled1x3District 4

Competitive callsign — 1 application filed with the FCC.

License Holderde Carvalho, Eduardo A

License ClassGeneral

Min. Class RequiredGeneral

LocationAldie, VA

Grant DateJan 24, 2020

Cancellation DateApr 1, 2025

Available for ApplicationsApr 2, 2027

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W4BTK

Cancelled1x3District 4

Competitive callsign — 1 application filed with the FCC.

License Holderde Carvalho, Eduardo A

License ClassGeneral

Min. Class RequiredGeneral

LocationAldie, VA

Grant DateJan 24, 2020

Cancellation DateApr 1, 2025

Available for ApplicationsApr 2, 2027

W4BTK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by de Carvalho, Eduardo A in Aldie, VA. 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 de Carvalho, Eduardo A on Jan 2, 2020. W4BTK has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 30 units(Light (fast to send))

Voice Phonetics

Whiskey Four Bravo Tango Kilo

Readability: 8/10(High readability)

Available Apr 2, 2027 (210 days remaining)

Requires General license or higher to apply for this callsign format (1x3).

License History

License CanceledApr 1, 2025
License ModifiedDec 14, 2023
License IssuedJan 24, 2020
Vanity Callsign GrantedJan 24, 2020

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

de Carvalho, Eduardo AFiled Jan 2, 2020
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

W4BTK FCC Vanity Status: 1 Competing Application & History