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

W8JDK HAM

✅ Available for a vanity request — free since Jul 12, 2022.

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 · 1 holder on record · available since Jul 12, 2022

Previous holder: John D Knopp

Held W8JDK Nov 20, 2004 → Jul 11, 2020 · first licensed May 7, 1998 as KC8JAW · 3 licenses · FRN 0011415072

KE5JK Active Amateur Extra · vanity Jul 11, 2020 → expires Jul 11, 2030

Licensee
John D Knopp

Address
459 Neptunes Cove
Montgomery, TX 77316-6873
30.3042, -95.5650 (street) · Grid EM20fh · CQ 4 · ITU 7 · map ↗

FRN
0011415072

Previous call
W8JDK (General)

Last granted
Jul 11, 2020

Effective
Jul 11, 2020

Last action
Jul 11, 2020
FCC actions (2)
- Jul 11, 2020 — Vanity call sign granted VANGRT
- Jul 11, 2020 — License issued LIISS
📦 Moved: Medina, OH → Montgomery, TX

W8JDK Canceled Amateur Extra · vanity Nov 20, 2004 → Jul 11, 2020 (canceled)

Licensee
John D Knopp

Address
459 Neptunes Cove
Montgomery, TX 77316-6873
30.3042, -95.5650 (street) · Grid EM20fh · CQ 4 · ITU 7 · map ↗

FRN
0011415072

Previous call
KC8JAW (General)

Last granted
Sep 9, 2014

Effective
Jun 22, 2020

Last action
Jul 11, 2020
FCC actions (9)
- Jul 11, 2020 — License canceled LICAN
- Jun 22, 2020 — License modified LIMOD
- May 13, 2020 — Administrative update LIAUA
- Dec 27, 2017 — Administrative update LIAUA
- Sep 9, 2014 — License renewed LIREN
- Feb 9, 2011 — Administrative update LIAUA
- Dec 3, 2005 — Administrative update LIAUA
- Nov 20, 2004 — Vanity call sign granted VANGRT
- Nov 20, 2004 — License issued LIISS
KC8JAW Canceled General May 7, 1998 → Nov 20, 2004 (canceled)

Licensee
John D Knopp

Address
1240 Vineyard Dr
Medina, OH 44256
41.1414, -81.8595 (ZIP center) · Grid EN91bd · CQ 4 · ITU 8 · map ↗

FRN
0011415072

Last granted
May 7, 1998

Effective
Sep 23, 2004

Last action
Nov 20, 2004
FCC actions (3)
- Nov 20, 2004 — License canceled LICAN
- Sep 23, 2004 — License modified LIMOD
- Aug 23, 2004 — FCC action LTSFRN

Address history

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

Seen Apr 16, 2022 → Oct 4, 2026 · 26 snapshots · as W8JDK
John D Knopp
459 Neptunes Cove, Montgomery, TX 77316-6873
30.3042, -95.5650 (street) · Grid EM20fh · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KC8JAW
John D Knopp
1240 Vineyard Dr, Medina, OH 44256
41.1414, -81.8595 (ZIP center) · Grid EN91bd · CQ 4 · ITU 8 · map ↗
Seen Jan 2, 2018 → May 6, 2019 · 5 snapshots · as W8JDK
John D Knopp
Attn: John Knopp
914 Colewick Ct, Spring, TX 77373
30.0622, -95.3840 (ZIP center) · Grid EM20hb · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Nov 11, 2017 · 29 snapshots · as W8JDK
John D Knopp
Attn: John Knopp
22 N Goldenvine Circle, Spring, TX 77382
30.1951, -95.5479 (ZIP center) · Grid EM20fe · CQ 4 · ITU 7 · map ↗

Others requesting W8JDK

1 application listed W8JDK as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Nov 2, 2004	Nov 20, 2004	KC8JAW · John D Knopp · Medina, OH	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W8JDK in the last 24 hours. They show up here within seconds of W8JDK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.