🕒 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
David J Robertson
FRN 0015905110 · first licensed Dec 29, 2006 as KC5YOK · 2 licenses on record
📝 FCC applications (5)
Complete licensing history
AG5DR
Active
Amateur Extra · vanity
May 16, 2008 → expires May 16, 2028
Licensee David J Robertson
Address PO Box 830537 Richardson, TX 75083
FRN 0015905110
Previous call KC5YOK (General)
Last granted Feb 22, 2018
Effective Feb 22, 2018
Last action Feb 22, 2018
FCC actions (3)
Feb 22, 2018 — License renewed LIREN May 16, 2008 — Vanity call sign granted VANGRT May 16, 2008 — License issued LIISS
KC5YOK
Canceled
Amateur Extra
Dec 29, 2006 → May 16, 2008 (canceled)
Licensee David J Robertson
Address PO Box 830537 Richardson, TX 75083
FRN 0015905110
Last granted Dec 29, 2006
Effective Apr 25, 2008
Last action May 16, 2008
FCC actions (5)
May 16, 2008 — License canceled LICAN Apr 25, 2008 — License modified LIMOD Sep 20, 2007 — License modified LIMOD Dec 29, 2006 — License renewed LIREN Dec 29, 2006 — FCC action LTSFRN
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 KC5YOK
David J Robertson
PO Box 830537 Richardson, TX 75083
Seen Nov 7, 2004 · 1 snapshot · as KC5YOK
DAVID J ROBERTSON
PO Box 7347 COLLEGE STATION, TX 77844-7347
Vanity applications
Filed · Award Applicant Requested (in order) Status
Filed Apr 28, 2008
Granted Feb 22, 2018
0003417422
KC5YOK · David J Robertson
· Amateur Extra
PO Box 830537 · Richardson, TX 75083
Granted
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB