Universal Licensing System
KOA554
MONTANA DEPARTMENT OF TRANSPORTATION
License details
| ULS identifier | 1198682 |
|---|---|
| Call sign | KOA554 |
| Radio service | PW |
| Status | A |
| Grant date | 2022-03-25 |
| Expiration | 2032-05-28 |
| Frequency range | 151.07 MHz |
| Locations | 1 |
| Representative location | HELENA, LEWIS AND CLARK, MT |
| Coordinates | 46.5966111, -112.3003056 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:09:15 |
Licensee
| Name | MONTANA DEPARTMENT OF TRANSPORTATION |
|---|---|
| Applicant type | G |
| FRN | 0004256251 |
| Location | HELENA, MT |
| Address | 2701 Prospect Ave., HELENA, MT, 59620 |
| Phone | 4064446305 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 2 | 2 | FB | 150.99500000 | 110.000000 | 228.000000 | |||
| 2 | 3 | FB | 151.05500000 | 110.000000 | 655.000000 | |||
| 2 | 2 | FB | 151.07000000 | 110.000000 | 228.000000 | |||
| 3 | 1 | FB2 | 151.07000000 | 110.000000 | 228.000000 | |||
| 4 | 1 | FB2 | 151.07000000 | 110.000000 | 228.000000 | |||
| 5 | 1 | FB2 | 151.07000000 | 110.000000 | 228.000000 | |||
| 6 | 1 | FB2 | 151.07000000 | 110.000000 | 228.000000 | |||
| 7 | 1 | FB2 | 151.07000000 | 110.000000 | 228.000000 | |||
| 2 | 2 | FX1 | 156.06000000 | 110.000000 | 228.000000 | |||
| 2 | 2 | FX1 | 156.07500000 | 110.000000 | 228.000000 | |||
| 2 | 3 | FX1 | 156.99000000 | 110.000000 | 655.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 2 | 2 | 150.99500000 | 11K2F3E | |
| 2 | 3 | 151.05500000 | 11K2F3E | |
| 2 | 2 | 151.07000000 | 11K2F3E | |
| 3 | 1 | 151.07000000 | 11K2F3E | |
| 4 | 1 | 151.07000000 | 11K2F3E | |
| 5 | 1 | 151.07000000 | 11K2F3E | |
| 6 | 1 | 151.07000000 | 11K2F3E | |
| 7 | 1 | 151.07000000 | 11K3F3E | |
| 2 | 2 | 156.06000000 | 11K2F3E | |
| 2 | 2 | 156.07500000 | 11K2F3E | |
| 2 | 3 | 156.99000000 | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 2 | T | ATOP CONTINENTAL DIVIDE 3.5 M ENE, BUTTE, SILVER BOW, MT | 46.01797222, -112.42780556 | 2591.000 m | TOWER | 11.000 m structure / 20.000 m overall | N |
| 3 | T | 12 M SW, DILLON, BEAVERHEAD, MT | 45.08658333, -112.83086111 | 2073.000 m | POLE | 12.000 m structure / 12.000 m overall | N |
| 4 | T | 14 MILES WEST, WISDOM, BEAVERHEAD, MT | 45.62666667, -113.70777778 | 2227.000 m | TOWER | 30.500 m structure / 30.500 m overall | N |
| 5 | T | 6.5 MI N, BOULDER, JEFFERSON, MT | 46.33083333, -112.10583333 | 1968.000 m | TOWER | 30.500 m structure / 30.500 m overall | N |
| 6 | T | 27 KM NORTHWEST, HELENA, LEWIS AND CLARK, MT | 46.73355556, -112.32975000 | 2560.000 m | TOWER | 30.500 m structure / 30.500 m overall | N |
| 7 | T | ATOP MAC DONALD PASS 12 MILES WEST, HELENA, LEWIS AND CLARK, MT | 46.59661111, -112.30030556 | 2192.000 m | TOWER | 30.500 m structure / 33.500 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | T | 12.000 m | V | 5.3000 | 360.0000 | 217.300 | ||
| 1 | 4 | 24.500 m | V | 5.3000 | 360.0000 | 194.200 | |||
| 1 | 5 | 30.500 m | V | 5.3000 | 360.0000 | 8.800 | |||
| 1 | 6 | 30.500 m | V | 5.3000 | 360.0000 | 897.300 | |||
| 1 | 7 | 30.500 m | V | 5.3000 | 360.0000 | 509.400 | |||
| 2 | 2 | T | 20.000 m | V | 5.3000 | 360.0000 | 454.000 | ||
| 3 | 2 | 14.000 m | V | 9.2000 | 120.0000 | 449.000 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 3751 WYNNE, BUTTE, MT | SILVER BOW | 4064949600 |
| 2 | 2701 PROSPECT AVE, HELENA, MT | LEWIS AND CLARK | 4064447220 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2022-03-25 | KOA554 | LIREN |
| 2022-03-07 | KOA554 | LETRES |
| 2015-03-11 | KOA554 | LIMOD |
| 2012-03-13 | KOA554 | LIREN |
| 2012-03-13 | KOA554 | ESCAPR |
| 2012-03-12 | KOA554 | EFUAPR |
| 2012-03-12 | KOA554 | ESUAPR |
| 2012-03-05 | KOA554 | LETRES |
| 2012-02-28 | KOA554 | ESURNW |
| 2005-10-24 | KOA554 | LETCNS |
| 2005-01-26 | KOA554 | LIMOD |
| 2004-11-19 | KOA554 | LIMOD |
| 2004-06-02 | KOA554 | LIMOD |
| 2002-03-07 | KOA554 | LIREN |
| 2002-03-06 | KOA554 | AUDOPR |
| 2002-03-04 | KOA554 | LETRES |
| 2000-10-20 | KOA554 | LICCNV |
| 1997-03-10 | KOA554 | LIREN |
| 1997-03-10 | KOA554 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1198682 | 2026-08-02 01:09:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | KOA554 | ULS 1198682 | 2026-08-02 01:09:15 |
| Status | A | ULS 1198682 | 2026-08-02 01:09:15 |
| Service | PW | ULS 1198682 | 2026-08-02 01:09:15 |
| Grant Date | 2022-03-25 | ULS 1198682 | 2026-08-02 01:09:15 |
| Expiration Date | 2032-05-28 | ULS 1198682 | 2026-08-02 01:09:15 |