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, WIKX3S HAM
Amateur Extra class
licensed since 2007 (19 yrs)
first licensed 1997
KX3S since 2007 · previously W3ZN, KJ4BRD
Fort Lauderdale, FL
🔒 Not available — currently licensed, through Mar 23, 2028. If it isn't renewed, it opens for vanity requests Mar 24, 2030.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Currently held by JAMES A DOUGLAS JR · 1 holder on record
Current holder: JADCO Engineering Group
Held KX3S Jul 9, 2007 → present · first licensed May 22, 1997 as W3ZN · 4 licenses · FRN 0016686503
-
- Licensee
- JADCO Engineering Group
- Address
- Attn: James A Douglas Jr
PO Box 100591
Ft Lauderdale, FL 33310
- FRN
- 0016686503
- Previous call
- KJ4BRD
- Trustee
- KX3S
- Last granted
- Jan 18, 2018
- Effective
- Jan 18, 2018
- Last action
- Jan 18, 2018
FCC actions (4)
- Jan 18, 2018 — License renewed LIREN
- Feb 4, 2016 — FCC action ESUFRN
- Feb 22, 2008 — Vanity call sign granted VANGRT
- Feb 22, 2008 — License issued LIISS
-
📦 Moved: Fort Lauderdale, FL → Ft Lauderdale, FL
- Licensee
- JADCO Engineering Group
- Address
- Attn: James A Douglas Jr
PO Box 100591
Ft Lauderdale, FL 33310
- FRN
- 0017399387
- Trustee
- KX3S
- Last granted
- Feb 4, 2008
- Effective
- Feb 4, 2008
- Last action
- Feb 22, 2008
FCC actions (3)
- Feb 22, 2008 — License canceled LICAN
- Feb 4, 2008 — License issued LIISS
- Feb 4, 2008 — Systematic call sign granted SYSGRT
-
📦 Moved: Gaithersburg, MD → Fort Lauderdale, FL
- Licensee
- JAMES A DOUGLAS JR
- Address
- Attn: JAMES A DOUGLAS JR
PO Box 100591
FORT LAUDERDALE, FL 33310-0591
- FRN
- 0016686503
- Last granted
- Jan 19, 2018
- Effective
- Jan 7, 2025
- Last action
- Jan 7, 2025
FCC actions (4)
- Jan 7, 2025 — Administrative update LIAUA
- Jan 19, 2018 — License renewed LIREN
- Feb 20, 2008 — License renewed LIREN
- Jul 9, 2007 — FCC action ESCFRN
-
- Licensee
- JAMES A DOUGLAS SR
- Address
- 22432 GOSHEN SCHOOL RD
GAITHERSBURG, MD 20882-1410
- FRN
- 0016686503
- Last granted
- May 22, 1997
- Effective
- May 22, 1997
- Last action
- Mar 13, 2024
FCC actions (2)
- Jan 31, 2008 — Record corrected COR
- Jan 31, 2008 — Record corrected COR
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen May 27, 2010 → Oct 4, 2026 · 94 snapshots · as KJ4BRD
JADCO Engineering Group
Attn: James A Douglas Jr
PO Box 100591
Ft Lauderdale, FL 33310 - Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KX3S
JAMES A DOUGLAS JR
Attn: JAMES A DOUGLAS JR
PO Box 100591
FORT LAUDERDALE, FL 33310-0591 - Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as W3ZN
JAMES A DOUGLAS SR
22432 GOSHEN SCHOOL RD, GAITHERSBURG, MD 20882-1410
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KX3S in the last 24 hours. They show up here within seconds of KX3S beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.