N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update tomorrow 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

N3DIY HAM

✅ Available for a vanity request — free since Jun 26, 2025.

1x3 call: Technician, General, 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 · 2 holders on record · available since Jun 26, 2025

Previous holder: David S Maudlin

Held N3DIY Jun 25, 2013 → Jun 25, 2023 · first licensed May 23, 2013 as KC3AQT · 2 licenses · FRN 0022700694

📦 Moved: Harrisburg, PA → Asheville, NC

N3DIY Expired Technician · vanity Jun 25, 2013 → Jun 25, 2023 (expired)

Licensee
David S Maudlin

Address
Attn: David Maudlin
PO Box 28805
48 Swannanoa River Road
Asheville, NC 28787
35.7415, -82.5156 (ZIP center) · Grid EM85rr · CQ 5 · ITU 8 · map ↗

FRN
0022700694

Previous call
KC3AQT

Last granted
Jun 25, 2013

Effective
Mar 14, 2023

Last action
Jun 26, 2025
FCC actions (5)
- Jun 26, 2025 — License expired LIEXP
- Mar 14, 2023 — Administrative update LIAUA
- Apr 14, 2020 — Administrative update LIAUA
- Jun 25, 2013 — Vanity call sign granted VANGRT
- Jun 25, 2013 — License issued LIISS
KC3AQT Canceled Technician May 23, 2013 → Jun 25, 2013 (canceled)

Licensee
David S Maudlin

Address
817 N 2nd St Apt 3
Harrisburg, PA 17102
40.2678, -76.9024 (ZIP center) · Grid FN10ng · CQ 5 · ITU 8 · map ↗

FRN
0022700694

Last granted
May 23, 2013

Effective
Jun 7, 2013

Last action
Jun 25, 2013
FCC actions (4)
- Jun 25, 2013 — License canceled LICAN
- Jun 7, 2013 — Administrative update LIAUA
- May 23, 2013 — License issued LIISS
- May 23, 2013 — Systematic call sign granted SYSGRT

Address history

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

Seen Apr 27, 2024 → Oct 4, 2026 · 12 snapshots · as N3DIY
David S Maudlin
Attn: David Maudlin
PO Box 28805
48 Swannanoa River Road, Asheville, NC 28787
35.7415, -82.5156 (ZIP center) · Grid EM85rr · CQ 5 · ITU 8 · map ↗
Seen Oct 22, 2013 → Oct 4, 2026 · 65 snapshots · as KC3AQT
David S Maudlin
817 N 2nd St Apt 3, Harrisburg, PA 17102
40.2678, -76.9024 (ZIP center) · Grid FN10ng · CQ 5 · ITU 8 · map ↗
Seen Apr 16, 2022 · 1 snapshot · as N3DIY
David S Maudlin
81 Robinson Cove Road, Candler, NC 28787
35.7415, -82.5156 (ZIP center) · Grid EM85rr · CQ 5 · ITU 8 · map ↗

Previous holder: JOHN A DARLING

Held N3DIY Dec 2, 1998 → Dec 2, 2008 · first licensed Dec 2, 1998 as N3DIY · 1 license · no FRN on file (pre-2001 records)

N3DIY Expired General Dec 2, 1998 → Dec 2, 2008 (expired)

Licensee
JOHN A DARLING

Address
14707 LINDSEY LN
SILVER SPRING, MD 20906-1845
39.0872, -77.0550 (ZIP center) · Grid FM19lc · CQ 5 · ITU 8 · map ↗

Last granted
Dec 2, 1998

Effective
Dec 2, 1998

Last action
Dec 3, 2010
FCC actions (1)
- Dec 3, 2010 — License expired LIEXP

Address history

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

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as N3DIY
JOHN A DARLING
14707 LINDSEY LN, SILVER SPRING, MD 20906-1845
39.0872, -77.0550 (ZIP center) · Grid FM19lc · CQ 5 · ITU 8 · map ↗

Others requesting N3DIY

1 application listed N3DIY as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jun 6, 2013	Jun 24, 2013	KC3AQT · David S Maudlin · Harrisburg, PA	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N3DIY in the last 24 hours. They show up here within seconds of N3DIY beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.