N9TPB
FCC License Search
🕒 FCC license data updated yesterday 4:59 pm CDT (FCC files through Sep 29, 2026) · next update today 9:15 am CDT
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hams within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIAA6BC
Not currently held · 2 holders on record · available since Apr 21, 2023
Previous holder: MAXIMILIAN Y CHANG
Held AA6BC Mar 30, 2021 → Apr 20, 2021 · first licensed Mar 5, 2001 as KD6DXC · 3 licenses · FRN 0004864369
-
- Licensee
- MAXIMILIAN Y CHANG
- Address
- 1800 Conejo Ln
FULLERTON, CA 92833
- FRN
- 0004864369
- Previous call
- AA6BC (General)
- Last granted
- Apr 20, 2021
- Effective
- Jan 5, 2023
- Last action
- Jan 5, 2023
FCC actions (4)
- Jan 5, 2023 — FCC action LIAUA
- May 4, 2021 — FCC action LIAUA
- Apr 20, 2021 — Vanity call sign granted VANGRT
- Apr 20, 2021 — License issued LIISS
-
- Licensee
- MAXIMILIAN Y CHANG
- Address
- 2009 Calavera Pl
FULLERTON, CA 92833
- FRN
- 0004864369
- Previous call
- KD6DXC (General)
- Last granted
- Mar 30, 2021
- Effective
- Mar 30, 2021
- Last action
- Apr 20, 2021
FCC actions (3)
- Apr 20, 2021 — License canceled LICAN
- Mar 30, 2021 — Vanity call sign granted VANGRT
- Mar 30, 2021 — License issued LIISS
-
- Licensee
- MAXIMILIAN Y CHANG
- Address
- 2009 Calavera Pl
FULLERTON, CA 92833
- FRN
- 0004864369
- Last granted
- Dec 24, 2011
- Effective
- Mar 11, 2021
- Last action
- Mar 30, 2021
FCC actions (10)
- Mar 30, 2021 — License canceled LICAN
- Mar 11, 2021 — FCC action LIAUA
- Mar 10, 2021 — License modified LIMOD
- Mar 10, 2021 — FCC action LIAUA
- Feb 16, 2021 — License modified LIMOD
- Dec 24, 2011 — License renewed LIREN
- Nov 14, 2001 — License renewed LIREN
- Mar 21, 2001 — FCC action COR
- Mar 5, 2001 — FCC action LIAUA
- Mar 5, 2001 — FCC action LITIN
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Apr 16, 2022 → Sep 27, 2026 · 24 snapshots · as KD6DXC
MAXIMILIAN Y CHANG
2009 Calavera Pl, FULLERTON, CA 92833 - Seen May 28, 2012 → Sep 27, 2026 · 42 snapshots · as KJ6L
MAXIMILIAN Y CHANG
1800 Conejo Ln, FULLERTON, CA 92833 - Seen Apr 16, 2022 · 1 snapshot · as KJ6L
MAXIMILIAN Y CHANG
1525 Camino Del Sol, FULLERTON, CA 92833 - Seen Nov 7, 2004 → Nov 10, 2011 · 4 snapshots · as KD6DXC
MAXIMILIAN Y CHANG
16327 SIERRA TRAIL CT, HACIENDA HEIGHTS, CA 91745-5526
Previous holder: Richard L Ritterband
Held AA6BC Feb 23, 2000 → Nov 5, 2016 · first licensed Feb 23, 2000 as AA6BC · 1 license · FRN 0001901917
-
- Licensee
- Richard L Ritterband
- Address
- 37 Wightman Court
Monarch Beach, CA 92629
- FRN
- 0001901917
- Last granted
- Sep 7, 2006
- Effective
- Sep 7, 2006
- Last action
- Nov 6, 2018
FCC actions (3)
- Nov 6, 2018 — License expired LIEXP
- Sep 7, 2006 — License renewed LIREN
- Feb 23, 2000 — FCC action LIAUA
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 AA6BC
RICHARD L RITTERBAND
37 Wightman Court, Monarch Beach, CA 92629
Vanity requests for AA6BC
5 applications listed AA6BC as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Jun 24, 2025 | Jul 12, 2025 | KG6FNK · Ben C Woodard · Truckee, CA | 2 | Granted |
| Mar 10, 2021 | Mar 28, 2021 | KD6DXC · MAXIMILIAN Y CHANG · FULLERTON, CA | 5 | Granted |
| Mar 4, 2020 | Mar 22, 2020 | KN6HRE · Alvin ILARINA · Ben Lomond, CA | 9 | Granted |
| Jun 21, 2019 | Jul 9, 2019 | K1BIT · Byongzoo Yu · Roseville, CA | 6 | Granted |
| Dec 19, 2014 | Jan 6, 2015 | KC9IOC · Blake Dimaggio · Tell City, IN | 9 | Granted |