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AI4RB

Active2x2District 4

Competitive callsign — 4 applications filed with the FCC.

License HolderCARRUTH, BLAIR K

License ClassGeneral

Min. Class RequiredGeneral

LocationSANDY, UT

Grant DateMar 10, 2020

Expiration DateMar 10, 2030

AI4RB is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by CARRUTH, BLAIR K in SANDY, UT. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Brown, Robert E on Feb 20, 2020. AI4RB has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 24 units(Light (fast to send))

Voice Phonetics

Alpha India Four Romeo Bravo

Readability: 7/10(Good readability)

License History

License IssuedMar 10, 2020
Vanity Callsign GrantedMar 10, 2020
License CanceledJun 29, 2010
Administrative Update AppliedJan 13, 2010
License IssuedOct 27, 2001
Vanity Callsign GrantedOct 27, 2001

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Brown, Robert EFiled Feb 20, 2020
Not awardedFCC ↗
Buckspan, Randy JFiled Oct 9, 2001
Not awardedFCC ↗
BINGHAM, ROBERT WFiled Apr 14, 2000
Not awardedFCC ↗
VAN HORNE, MAXWELLFiled Apr 14, 2000

Search external databases

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FCC data as of Sep 3, 2026

Not awarded

AI4RB FCC Vanity Status: 4 Competing Applications & History