🕒 FCC license data updated today 8:30 am CDT (FCC files through Oct 1, 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
KB1SIY HAM
✅
Available for a vanity request — free since Nov 20, 2015.
2x3 call: any licensee 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 Nov 20, 2015
Previous holder: Michael J Brennan
Held KB1SIY Apr 29, 2009 → Nov 19, 2013
· first licensed Apr 29, 2009 as KB1SIY
· 3 licenses · FRN 0018708834
AC1LM
Active
Amateur Extra · vanity
Oct 31, 2015 → expires Oct 31, 2025
Licensee Michael J Brennan
Address Attn: Michael J Brennan 92 Leonard Rd Hamden, CT 06514
41.3640, -72.9448 (street) · Grid
FN31mi · CQ 5 · ITU 8 ·
map ↗
FRN 0018708834
Previous call NU1P (General)
Last granted Oct 31, 2015
Effective Oct 31, 2015
Last action Oct 31, 2015
FCC actions (2)
Oct 31, 2015 — Vanity call sign granted VANGRT Oct 31, 2015 — License issued LIISS
NU1P
Canceled
Amateur Extra · vanity
Nov 19, 2013 → Oct 31, 2015 (canceled)
Licensee Michael J Brennan
Address Attn: Michael J Brennan 92 Leonard Rd Hamden, CT 06514
41.3640, -72.9448 (street) · Grid
FN31mi · CQ 5 · ITU 8 ·
map ↗
FRN 0018708834
Previous call KB1SIY (General)
Last granted Nov 19, 2013
Effective Nov 19, 2013
Last action May 20, 2025
FCC actions (3)
Oct 31, 2015 — License canceled LICAN Nov 19, 2013 — Vanity call sign granted VANGRT Nov 19, 2013 — License issued LIISS
KB1SIY
Canceled
Amateur Extra
Apr 29, 2009 → Nov 19, 2013 (canceled)
Licensee Michael J Brennan
Address 92 Leonard Rd Hamden, CT 06514
41.3640, -72.9448 (street) · Grid
FN31mi · CQ 5 · ITU 8 ·
map ↗
FRN 0018708834
Last granted Apr 29, 2009
Effective Oct 24, 2013
Last action Nov 19, 2013
FCC actions (4)
Nov 19, 2013 — License canceled LICAN Oct 24, 2013 — License modified LIMOD Apr 29, 2009 — License issued LIISS Apr 29, 2009 — 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 May 27, 2010 → Sep 27, 2026 · 113 snapshots · as KB1SIY
Michael J Brennan
92 Leonard Rd, Hamden, CT 06514
41.3640, -72.9448 (street) · Grid
FN31mi · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KB1SIY in the last 24 hours. They show up here within seconds of KB1SIY beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB