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AI4MA

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKELTER, MICHAEL R

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationBattle Creek, MI

Grant DateSep 12, 2005

Expiration DateSep 12, 2015

Cancellation DateJan 7, 2006

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AI4MA

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKELTER, MICHAEL R

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationBattle Creek, MI

Grant DateSep 12, 2005

Expiration DateSep 12, 2015

Cancellation DateJan 7, 2006

Available for ApplicationsJan 8, 2008

AI4MA is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by KELTER, MICHAEL R in Battle Creek, MI. 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 ADKINS, MATTHEW K on Oct 8, 2009. AI4MA has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 23 units(Light (fast to send))

Voice Phonetics

Alpha India Four Mike Alpha

Readability: 8/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License CanceledJan 7, 2006
FRN Association Letter SentSep 27, 2005
System-Generated GrantSep 12, 2005
License IssuedSep 12, 2005

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

ADKINS, MATTHEW KFiled Oct 8, 2009
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

AI4MA FCC Vanity Status: 1 Competing Application & History