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, 2020Not awardedFCC ↗