N9TPB FCC License Search

🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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

AC9GX HAM

✅ Available for a vanity request — free since Dec 29, 2018.

2x2 call: only Amateur Extra licensees can request it. No pending applications list it.

Not currently held · 1 holder on record · available since Dec 29, 2018

Previous holder: Ralf Mueller

Held AC9GX Nov 20, 2013 → Dec 28, 2016 · first licensed Nov 20, 2013 as AC9GX · 2 licenses · FRN 0022953376

📦 Moved: Minden, NV → Tualatin, OR

NY4V Active Amateur Extra · vanity Dec 28, 2016 → expires Dec 28, 2026

Licensee
Ralf Mueller

Address
11407 SW Amu St Suite #Z2648
Tualatin, OR 97062
45.3744, -122.7947 (street) · Grid CN85oi · CQ 3 · ITU 6 · map ↗

FRN
0022953376

Previous call
AC9GX

Last granted
Dec 28, 2016

Effective
Sep 11, 2018

Last action
Sep 11, 2018
FCC actions (3)
- Sep 11, 2018 — Administrative update LIAUA
- Dec 28, 2016 — Vanity call sign granted VANGRT
- Dec 28, 2016 — License issued LIISS
AC9GX Canceled Amateur Extra Nov 20, 2013 → Dec 28, 2016 (canceled)

Licensee
Ralf Mueller

Address
2220 Meridian Blvd Suite Z2648
Minden, NV 89423
38.9971, -119.7353 (ZIP center) · Grid DM08dx · CQ 3 · ITU 6 · map ↗

FRN
0022953376

Last granted
Nov 20, 2013

Effective
Aug 5, 2015

Last action
Dec 28, 2016
FCC actions (6)
- Dec 28, 2016 — License canceled LICAN
- Aug 5, 2015 — Administrative update LIAUA
- Aug 5, 2015 — Administrative update LIAUA
- Feb 13, 2015 — Administrative update LIAUA
- Nov 20, 2013 — License issued LIISS
- Nov 20, 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 Jan 22, 2019 → Sep 27, 2026 · 14 snapshots · as NY4V
Ralf Mueller
11407 SW Amu St Suite #Z2648, Tualatin, OR 97062
45.3744, -122.7947 (street) · Grid CN85oi · CQ 3 · ITU 6 · map ↗
Seen Sep 18, 2015 → Sep 27, 2026 · 38 snapshots · as AC9GX
Ralf Mueller
2220 Meridian Blvd Suite Z2648, Minden, NV 89423
38.9971, -119.7353 (ZIP center) · Grid DM08dx · CQ 3 · ITU 6 · map ↗
Seen Mar 28, 2014 → Aug 2, 2015 · 6 snapshots · as AC9GX
Ralf Mueller
C/o Roger Rachuba 914 Liberty St, Ripon, WI 54971
43.8551, -88.8336 (ZIP center) · Grid EN53nu · CQ 4 · ITU 8 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for AC9GX in the last 24 hours. They show up here within seconds of AC9GX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.