N9TPB
FCC License Search
🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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, WIAB4YF HAM
✅ Available for a vanity request — free since Dec 2, 2000.
2x2 call: only Amateur Extra licensees 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 Dec 2, 2000
Previous holder: DAVID E IMSCHWEILER
Held AB4YF → Dec 1, 1998 · first licensed as AB4YF · 1 license · no FRN on file (pre-2001 records)
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- Licensee
- DAVID E IMSCHWEILER
- Address
- Last granted
- Effective
- Last action
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as AB4YF
DAVID E IMSCHWEILER
Others requesting AB4YF
3 applications listed AB4YF as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Jun 3, 2020 | Jun 21, 2020 | KO4APB · Andrew M Berlin · Charleston, SC | 18 | Granted |
| Jul 8, 2010 | Jul 26, 2010 | KD4ZXH · JOHN M WEST · HALEYVILLE, AL | 5 | Granted |
| Oct 19, 2007 | Nov 6, 2007 | KI6KGA · Yukiyoshi Fujihara · Laguna Niguel, CA | 12 | Dismissed |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for AB4YF in the last 24 hours. They show up here within seconds of AB4YF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.