N9TPB FCC License Search
🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 2026) · next update today 6:00 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

KA1DU HAM

✅ Available for a vanity request — free since Mar 23, 2000.
2x2 call: Advanced and Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record · available since Mar 23, 2000

Previous holder: RICHARD C MC CURDY

Held KA1DU Mar 22, 1988 → Mar 22, 1998 · first licensed Mar 22, 1988 as KA1DU · 1 license · no FRN on file (pre-2001 records)

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Others requesting KA1DU

3 applications listed KA1DU as a choice, newest first.

FiledAwardApplicantChoice #Status
May 6, 2024 May 24, 2024 KQ4RVP · Menandro O Calleja · Bradenton, FL 6Granted
May 11, 2021 May 29, 2021 KC1PHB · Diane M DeLap · Peterborough, NH 4Dismissed
Apr 14, 2005 May 2, 2005 KA1EYD · JOHN P WHELAN · DUMMERSTON, VT 5Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KA1DU in the last 24 hours. They show up here within seconds of KA1DU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.