N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 6, 2026) · next update today 8:30 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, WIKE8DTT HAM
✅ Available for a vanity request — free since Apr 30, 2024.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: LoTW user · last upload Apr 28, 2022 · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since Apr 30, 2024
Previous holder: Christopher A Knudsen
Held KE8DTT Apr 8, 2016 → Apr 29, 2022 · first licensed Apr 8, 2016 as KE8DTT · 2 licenses · FRN 0025470980
-
- Licensee
- Christopher A Knudsen
- Address
- PO Box 441
Ludington, MI 49431-0441
- FRN
- 0025470980
- Previous call
- KE8DTT (General)
- Last granted
- Apr 29, 2022
- Effective
- Apr 29, 2022
- Last action
- Apr 29, 2022
FCC actions (2)
- Apr 29, 2022 — Vanity call sign granted VANGRT
- Apr 29, 2022 — License issued LIISS
-
- Licensee
- Christopher A Knudsen
- Address
- PO Box 441
Ludington, MI 49431-0441
- FRN
- 0025470980
- Last granted
- Apr 8, 2016
- Effective
- Nov 22, 2021
- Last action
- Apr 29, 2022
FCC actions (6)
- Apr 29, 2022 — License canceled LICAN
- Nov 22, 2021 — License modified LIMOD
- Oct 19, 2021 — Administrative update LIAUA
- Mar 7, 2019 — Administrative update LIAUA
- Apr 8, 2016 — License issued LIISS
- Apr 8, 2016 — 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 Apr 16, 2022 → Oct 4, 2026 · 25 snapshots · as KE8DTT
Christopher A Knudsen
PO Box 441
Ludington, MI 49431-0441 - Seen May 6, 2019 · 1 snapshot · as KE8DTT
Christopher A Knudsen
Attn: Chris Knudsen
1794 Marilyn Dr, Ludington, MI 49431 - Seen Jun 30, 2016 → Jan 22, 2019 · 12 snapshots · as KE8DTT
Christopher A Knudsen
315 N James St, Ludington, MI 49431
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KE8DTT in the last 24 hours. They show up here within seconds of KE8DTT beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.