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KD4SEC

Available2x3District 4

No competing applications on record.

License HolderSUNDERBRUCH, MICHAEL R

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationINGLIS, FL

Grant DateAug 18, 1992

Expiration DateAug 18, 2002

Cancellation DateAug 19, 2004

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KD4SEC

Available2x3District 4

No competing applications on record.

License HolderSUNDERBRUCH, MICHAEL R

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationINGLIS, FL

Grant DateAug 18, 1992

Expiration DateAug 18, 2002

Cancellation DateAug 19, 2004

Available for ApplicationsAug 19, 2004

KD4SEC is a 2x3 format amateur radio callsign. It is currently registered to SUNDERBRUCH, MICHAEL R in INGLIS, FL. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Kilo Delta Four Sierra Echo Charlie

Readability: 7/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License ExpiredAug 19, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

Search external databases

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FCC data as of Sep 3, 2026

Is KD4SEC Available? FCC Vanity Status & Watchlist