N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 2026) · next update today 9:45 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

Daniel Koppenhofer

FRN 0022008064 · first licensed Aug 28, 2012 as KF7YIG · 2 licenses on record

📝 FCC applications (6)

Received	File number	Service	Purpose	Status	Call
Feb 2, 2023	0010402190	HAM	Renewal	Granted	K7WRX
Jan 22, 2014	0006112184	HAM	Modification	Granted	K7WRX
Dec 24, 2013	0006069391	HAM	Modification	Granted	K7WRX
Jun 24, 2013	0005832976	HAM	Administrative update	Granted	K7WRX
Feb 25, 2013	0005664291	HAM	Modification	Granted	KF7YIG
Aug 28, 2012	0005369579	HAM	New license	Granted	KF7YIG

Complete licensing history

📦 Moved: Gilbert, AZ → Box Elder, SD

K7WRX Active Amateur Extra · vanity Mar 15, 2013 → expires Mar 15, 2033

Licensee
Daniel Koppenhofer

Address
Attn: Daniel Koppenhofer
514 Americas Way 16178
Box Elder, SD 57719
44.1038, -103.1455 (street) · Grid DN84kc · CQ 4 · ITU 7 · map ↗

FRN
0022008064

Previous call
KF7YIG (General)

Last granted
Feb 3, 2023

Effective
Feb 3, 2023

Last action
Feb 3, 2023
FCC actions (6)
- Feb 3, 2023 — License renewed LIREN
- Jan 22, 2014 — License modified LIMOD
- Dec 24, 2013 — License modified LIMOD
- Jun 25, 2013 — Administrative update LIAUA
- Mar 15, 2013 — Vanity call sign granted VANGRT
- Mar 15, 2013 — License issued LIISS
KF7YIG Canceled Technician Aug 28, 2012 → Mar 15, 2013 (canceled)

Licensee
Daniel Koppenhofer

Address
900 E Bruce Ave
Gilbert, AZ 85234
33.3655, -111.7397 (ZIP center) · Grid DM43di · CQ 3 · ITU 6 · map ↗

FRN
0022008064

Last granted
Aug 28, 2012

Effective
Aug 28, 2012

Last action
Mar 15, 2013
FCC actions (3)
- Mar 15, 2013 — License canceled LICAN
- Aug 28, 2012 — License issued LIISS
- Aug 28, 2012 — 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 27, 2024 → Sep 27, 2026 · 11 snapshots · as K7WRX
Daniel Koppenhofer
Attn: Daniel Koppenhofer
514 Americas Way 16178, Box Elder, SD 57719
44.1038, -103.1455 (street) · Grid DN84kc · CQ 4 · ITU 7 · map ↗
Seen Feb 18, 2013 → Sep 27, 2026 · 43 snapshots · as KF7YIG
Daniel Koppenhofer
900 E Bruce Ave, Gilbert, AZ 85234
33.3655, -111.7397 (ZIP center) · Grid DM43di · CQ 3 · ITU 6 · map ↗
Seen Oct 22, 2013 → Apr 16, 2022 · 27 snapshots · as K7WRX
Daniel Koppenhofer
PO Box 1391
Gilbert, AZ 85299

Repeaters within 50 miles

26 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · click a dot for the repeater's page

● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)

Miles	Call	Name	Output	Offset	Tone	Mode	Networks	Activity	Location
3.1	W0BLK	Rapid City Radar W0BLK	146.9400	-0.6	TONE 146.2	FM (analog)		—	Rapid City, SD
3.1	W0BLK	Rapid City Radar W0BLK AllStar	444.5750	+5	TSQL 146.2	FM (analog)	AllStar 54962 EchoLink 732271	—	Rapid City, SD
3.1	KE0QIB	Rapid City Radar KE0QIB	444.7500	+5	TSQL 146.2	FM (analog)		—	Rapid City, SD
4.1	KF0MKE	Rapid City KF0MKE BM	434.5500	+5	CC1	DMR	BrandMeister 319937602	—	Rapid City, SD
29.9	K0HS	Custer Mt K0HS WIRES-X	444.1200	+5	DCS 025	FM (analog) (FM,C4FM)	WIRES-X 21493	—	Custer, SD
29.9	K0HS	Custer Mt K0HS	147.1200	+0.6	TSQL 146.2	FM (analog)		—	Custer, SD
32.4	WN6QJN	Custer WN6QJN	147.0900	+0.6	TSQL 146.2	FM (analog)		—	Custer, SD
32.5	K0ORK	Custer K0ORK WIRES-X	444.1200	+5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 98878	—	Custer, SD
33.9	KC0BXH	Custer Bear Mtn KC0BXH	146.8500	-0.6	TONE 146.2	FM (analog)		—	Custer, SD
34.2	K0HS	Custer Bear Mtn K0HS	444.8500	+5	none	FM (analog)		—	Custer, SD
35.1	WB0JEK	Lead Terry Pk WB0JEK	443.6500	+5	TSQL 131.8	FM (analog)		—	Lead, SD
37.5	KC0BXH	Lead Terry Pk KC0BXH	146.7600	-0.6	TSQL 146.2	FM (analog)		—	Lead, SD
37.5	WB0JEK	Lead Terry Pk WB0JEK	147.0300	+0.6	TONE 146.2	FM (analog)		—	Lead, SD
37.5	KC0BXH	Lead Terry Pk KC0BXH	444.9750	+5	TSQL 146.2	FM (analog)		—	Lead, SD
44.8	K0HS	Custer Pass K0HS WIRES-X	147.1500	+0.6	TSQL 146.2	FM (analog) (FM,C4FM)	WIRES-X 21493	—	Custer, SD
44.8	K0ORK	Hot Springs K0ORK WIRES-X	147.7500	-0.6	DG-ID 00-00	Fusion (C4FM)	WIRES-X 92626	—	Hot Springs, SD
48.2	K0HS	Hot Springs Batt K0HS	146.7000	-0.6	TONE 146.2	FM (analog)		—	Hot Springs, SD
48.2	K0HS	Hot Springs Batt K0HS WIRES-X	444.7000	+5	DCS 025	FM (analog) (FM,C4FM)	WIRES-X 21493	—	Hot Springs, SD
48.3	K0ORK	Hot springs K0ORK WIRES-X	449.7000	-5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 94494	—	Hot springs, SD
49.8	W0FUI	Hot Springs W0FUI IRLP	146.4750	simplex	TONE 146.2	FM (analog)	IRLP 7976	—	Hot Springs, SD
3.1	KE0QIB offline	Rapid City Radar KE0QIB BM	444.7000	+5	CC1	DMR	BrandMeister 312555	—	Rapid City, SD
4.5	W0RE offline	Rapid City W0RE	444.2000	+5	TSQL 146.2	FM (analog)		—	Rapid City, SD
5.2	WA0MFZ offline	Rapid City WA0MFZ IRLP	147.5700	simplex	TSQL 146.2	FM (analog)	IRLP 4044	—	Rapid City, SD
5.2	N6SGX offline	Rapid City N6SGX IRLP	446.0000	simplex	TSQL 100.0	FM (analog)	IRLP 3967	—	Rapid City, SD
10.3	K0LGB offline	RAPID CITY K0LGB IRLP	147.4700	simplex	TSQL 146.2	FM (analog)	IRLP 8701	—	RAPID CITY, SD
33.6	WN6QJN offline	Custer Bear Mtn WN6QJN	53.1700	-1	TSQL 146.2	FM (analog)		—	Custer, SD

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Feb 25, 2013 Granted Feb 3, 2023 0005664291	KF7YIG · Daniel Koppenhofer · Technician 900 E Bruce Ave, Gilbert, AZ 85234 33.3655, -111.7397 (ZIP center) · Grid DM43di · CQ 3 · ITU 6 · map ↗	1.K7WRX ✓ granted	Granted got K7WRX