N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:45 am CDT · next update today 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, WI

KR6CS HAM

✅ Available for a vanity request — free since Jun 25, 2002.

2x2 call: Advanced and 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 Jun 25, 2002

Previous holder: MASARU YAMAGATA

Held KR6CS Jun 11, 1997 → Jun 24, 2000 · first licensed Jun 11, 1997 as KC7QZN · 3 licenses · FRN 0006413249

AD6QP Expired Amateur Extra Jun 11, 1997 → May 17, 2006 (expired)

Licensee
MASARU YAMAGATA

Address
%EIJU USHIMAKI 544 KILEY ROAD
CHULA VISTA, CA 91910
32.6371, -117.0618 (ZIP center) · Grid DM12lp · CQ 3 · ITU 6 · map ↗

FRN
0006413249

Previous call
KR6CS (Advanced)

Last granted
Jun 11, 1997

Effective
Mar 22, 2005

Last action
May 20, 2008
FCC actions (5)
- May 20, 2008 — License expired LIEXP
- Mar 22, 2005 — Administrative update LIAUA
- Sep 1, 2000 — Authorization printed AUTHPR
- Aug 30, 2000 — Record corrected COR
- Jun 24, 2000 — License issued LIISS
📦 Moved: Beaverton, OR → Chula Vista, CA

KR6CS Canceled Advanced Jun 11, 1997 → Jun 24, 2000 (canceled)

Licensee
MASARU YAMAGATA

Address
2147 SHOREVIEW
CHULA VISTA, CA 91913
32.6229, -116.9869 (ZIP center) · Grid DM12mo · CQ 3 · ITU 6 · map ↗

FRN
0006413249

Previous call
KC7QZN

Last granted
Jun 11, 1997

Effective
Sep 30, 1999

Last action
Jun 24, 2000
FCC actions (2)
- Jun 24, 2000 — License canceled LICAN
- Sep 30, 1999 — License issued LIISS
KC7QZN Canceled Advanced Jun 11, 1997 → Sep 30, 1999 (canceled)

Licensee
MASARU YAMAGATA

Address
11450 SW PINTAIL LOOP
BEAVERTON, OR 97007
45.4428, -122.8712 (ZIP center) · Grid CN85nk · CQ 3 · ITU 6 · map ↗

FRN
0006413249

Last granted
Jun 11, 1997

Effective
Jun 11, 1997

Last action
Sep 30, 1999
FCC actions (1)
- Sep 30, 1999 — License canceled LICAN

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 · 47 snapshots · as AD6QP
MASARU YAMAGATA
%EIJU USHIMAKI 544 KILEY ROAD, CHULA VISTA, CA 91910
32.6371, -117.0618 (ZIP center) · Grid DM12lp · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KC7QZN
MASARU YAMAGATA
11450 SW PINTAIL LOOP, BEAVERTON, OR 97007
45.4428, -122.8712 (ZIP center) · Grid CN85nk · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KR6CS
MASARU YAMAGATA
2147 SHOREVIEW, CHULA VISTA, CA 91913
32.6229, -116.9869 (ZIP center) · Grid DM12mo · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as AD6QP
MASARU YAMAGATA
%YUJI USHIMAKI 2147 SHOREVIEW, CHULA VISTA, CA 91913
32.6229, -116.9869 (ZIP center) · Grid DM12mo · CQ 3 · ITU 6 · map ↗

Others requesting KR6CS

1 application listed KR6CS as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Mar 25, 2025	Apr 12, 2025	KK6VBI · Scott C Schmutzler · Lakeside, CA	3	Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KR6CS in the last 24 hours. They show up here within seconds of KR6CS beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.