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K1STU

Active1x3District 1

Competitive callsign — 2 applications filed with the FCC.

License HolderZIMNY, STUART N

License ClassTechnician

Min. Class RequiredGeneral

LocationIthaca, NY

Grant DateJun 7, 2019

Expiration DateAug 4, 2029

K1STU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by ZIMNY, STUART N in Ithaca, NY. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by BROWN, STUART J on Dec 20, 2002. K1STU has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Kilo One Sierra Tango Uniform

Readability: 7/10(Good readability)

License History

License RenewedJun 7, 2019
License RenewedJul 7, 2009
FRN Association Letter SentJul 7, 2009

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

BROWN, STUART JFiled Dec 20, 2002
Not awardedFCC ↗
BROWN, STUART JFiled Dec 10, 2002
DismissedFCC ↗

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FCC data as of Sep 3, 2026

K1STU FCC Vanity Status: 2 Competing Applications & History