N9TPB
FCC License Search
🕒 FCC license data updated yesterday 9:45 am CDT · next update today 7:15 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, WIKC9SON HAM
✅ Available for a vanity request — free since Mar 10, 2023.
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 Mar 10, 2023
Previous holder: BILL F ERDMANN
Held KC9SON Jun 8, 2010 → Mar 9, 2021 · first licensed Jun 8, 2010 as KC9SON · 2 licenses · FRN 0010996312
-
- Licensee
- BILL F ERDMANN
- Address
- PO Box 294
Racine, WI 53401
- FRN
- 0010996312
- Previous call
- KC9SON (General)
- Last granted
- Mar 9, 2021
- Effective
- Feb 11, 2025
- Last action
- Feb 11, 2025
FCC actions (4)
- Feb 11, 2025 — Administrative update LIAUA
- Apr 16, 2021 — Administrative update LIAUA
- Mar 9, 2021 — Vanity call sign granted VANGRT
- Mar 9, 2021 — License issued LIISS
-
- Licensee
- BILL F ERDMANN
- Address
- 80 Reichert Ct.
Racine, WI 53402-4985
- FRN
- 0010996312
- Last granted
- Jun 1, 2020
- Effective
- Dec 9, 2020
- Last action
- Mar 9, 2021
FCC actions (8)
- Mar 9, 2021 — License canceled LICAN
- Dec 9, 2020 — License modified LIMOD
- Jun 1, 2020 — Administrative update LIAUA
- Jun 1, 2020 — Administrative update LIAUA
- Jun 1, 2020 — License renewed LIREN
- Jun 25, 2010 — License modified LIMOD
- Jun 8, 2010 — License issued LIISS
- Jun 8, 2010 — 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 Mar 6, 2025 → Oct 4, 2026 · 7 snapshots · as KD1Z
BILL F ERDMANN
PO Box 294
Racine, WI 53401 - Seen Apr 16, 2022 → Oct 4, 2026 · 19 snapshots · as KC9SON
BILL F ERDMANN
80 Reichert Ct., Racine, WI 53402-4985 - Seen Oct 17, 2011 → May 6, 2019 · 33 snapshots · as KC9SON
BILL F ERDMANN
PO Box 141
FOX LAKE, IL 60020
Others requesting KC9SON
1 application listed KC9SON as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Sep 14, 2010 | Oct 2, 2010 | KC9NLN · Jeffery D Sonkowsky · Little Chute, WI | 1 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC9SON in the last 24 hours. They show up here within seconds of KC9SON beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.