N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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, WIKJ6EMZ HAM
✅ Available for a vanity request — free since Jan 27, 2012.
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 Jan 27, 2012
Previous holder: Seismological Lab Radio Club
Held KJ6EMZ Jan 4, 2010 → Jan 26, 2010 · first licensed Jan 4, 2010 as KJ6EMZ · 2 licenses · FRN 0019462902
-
- Licensee
- Seismological Lab Radio Club
- Address
- Attn: Arnold A Lewin
C/o Margaret Vinci Caltech 252-21
Pasadena, CA 91125
- FRN
- 0019462902
- Previous call
- KJ6EMZ
- Trustee
- W7BIA
- Last granted
- May 19, 2020
- Effective
- May 19, 2020
- Last action
- Mar 18, 2024
FCC actions (3)
- May 19, 2020 — License renewed LIREN
- Jan 26, 2010 — Vanity call sign granted VANGRT
- Jan 26, 2010 — License issued LIISS
-
- Licensee
- Seismological Lab Radio Club
- Address
- Attn: Arnold A Lewin
C/o Margaret Vinci Caltech 252-21
Pasadena, CA 91125
- FRN
- 0019462902
- Trustee
- W7BIA
- Last granted
- Jan 4, 2010
- Effective
- Jan 4, 2010
- Last action
- Jan 26, 2010
FCC actions (3)
- Jan 26, 2010 — License canceled LICAN
- Jan 4, 2010 — License issued LIISS
- Jan 4, 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 May 27, 2010 → Oct 4, 2026 · 94 snapshots · as KJ6EMZ
Seismological Lab Radio Club
Attn: Arnold A Lewin
C/o Margaret Vinci Caltech 252-21, Pasadena, CA 91125
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KJ6EMZ in the last 24 hours. They show up here within seconds of KJ6EMZ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.