Universal Licensing System
WPXL481
State of Montana
License details
| ULS identifier | 2508487 |
|---|
| Call sign | WPXL481 |
|---|
| Radio service | MW |
|---|
| Status | A |
|---|
| Grant date | 2023-01-31 |
|---|
| Expiration | 2033-04-29 |
|---|
| Frequency range | 11285 MHz |
|---|
| Locations | 1 |
|---|
| Coordinates | 46.5998889, -111.8900000 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:39 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6773.75000000 | | | | | |
| 1 | 6 | FXO | 11245.00000000 | | | | | |
| 1 | 6 | FXO | 11245.00000000 | | | | | |
| 1 | 6 | FXO | 11245.00000000 | | | | | |
| 1 | 6 | FXO | 11245.00000000 | | | | | |
| 1 | 6 | FXO | 11245.00000000 | | | | | |
| 1 | 6 | FXO | 11245.00000000 | | | | | |
| 1 | 6 | FXO | 11245.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 9 | FXO | 11285.00000000 | | | | | |
| 1 | 3 | FXO | 11325.00000000 | | | | | |
| 1 | 8 | FXO | 11445.00000000 | | | | | |
| 1 | 7 | FXO | 11485.00000000 | | | | | |
| 1 | 4 | FXO | 11565.00000000 | | | | | |
| 1 | 2 | FXO | 11605.00000000 | | | | | |
| 1 | 5 | FXO | 11668.75000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6773.75000000 | | 2M50D7W |
| 1 | 6 | 11245.00000000 | | 40M0D7W |
| 1 | 6 | 11245.00000000 | | 40M0D7W |
| 1 | 6 | 11245.00000000 | | 40M0D7W |
| 1 | 6 | 11245.00000000 | | 40M0D7W |
| 1 | 6 | 11245.00000000 | | 40M0D7W |
| 1 | 6 | 11245.00000000 | | 40M0D7W |
| 1 | 6 | 11245.00000000 | | 40M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0D7W |
| 1 | 9 | 11285.00000000 | | 10M0G7W |
| 1 | 3 | 11325.00000000 | | 30M0D7W |
| 1 | 8 | 11445.00000000 | | 30M0D7W |
| 1 | 7 | 11485.00000000 | | 30M0D7W |
| 1 | 4 | 11565.00000000 | | 30M0D7W |
| 1 | 2 | 11605.00000000 | | 30M0D7W |
| 1 | 5 | 11668.75000000 | | 2M50D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | corner of Lyndale and last chance gulch, Helena, LEWIS AND CLARK, MT | 46.59913889, -112.03230556 | 1216.800 m | BTWR | 30.500 m structure / 36.000 m overall | N |
| 2 | R | | 46.82663889, -111.71255556 | 2363.000 m | | | |
| 3 | R | | 46.58636111, -112.03663889 | 1268.000 m | | | |
| 4 | P | MT | 46.60416667, -112.03711111 | 1211.000 m | BTWR | 25.000 m structure / 25.000 m overall | N |
| 5 | R | | 46.61819444, -112.09741667 | 1219.800 m | | | |
| 6 | R | | 46.59666667, -112.29944444 | 2191.500 m | | | |
| 7 | R | | 46.59988889, -111.89000000 | 1170.000 m | | | |
| 8 | R | | 46.57477778, -111.98525000 | 1326.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Andrew Corporation PAR6-65 | | V | 38.8000 | 43.9000 | | |
| 1 | 2 | R | Andrew Corporation PAR6-65 | | | 38.8000 | | | |
| 1 | 3 | R | Andrew Corporation VHLPX4-11 | | | 40.4000 | 0.0000 | | |
| 1 | 4 | P | Andrew Corporation HSX6-107 RF | | V | | 288.7000 | | |
| 1 | 5 | R | Andrew Corporation HPX8-107C | | | 46.4000 | 0.0000 | | |
| 1 | 6 | R | Andrew Corporation VHLPX6-11 | | | 43.8000 | 0.0000 | | |
| 1 | 7 | R | ANDREW CORPORATION VHLP4-107 | | | 40.4000 | | | |
| 1 | 8 | R | Commscope VHLP4-107 | | | 40.4000 | 0.0000 | | |
| 2 | 1 | T | Andrew Corporation VHLPX4-11 | | V | 40.4000 | 193.2000 | | |
| 2 | 3 | R | ANDREW CORPORATION VHLPX4-11 | | | 40.4000 | 0.0000 | | |
| 2 | 4 | P | Commscope HSX6-107A RF | | H | | 288.7000 | | |
| 2 | 5 | R | Commscope HPX8-107C | | | 46.4000 | 0.0000 | | |
| 2 | 6 | R | ANDREW CORPORATION VHLPX6-11 | | | 43.8000 | 0.0000 | | |
| 3 | 1 | T | Andrew Corporation HPX8-107C | | H | 46.4000 | 326.6000 | | |
| 4 | 1 | T | Andrew Corporation VHLPX6-11 | | H | 43.8000 | 269.3000 | | |
| 5 | 1 | T | ANDREW CORPORATION VHLP4-107 | | H | 40.4000 | 89.5000 | | |
| 6 | 1 | T | Commscope HPX8-107C | | V | 46.4000 | 326.6000 | | |
| 7 | 1 | T | ANDREW CORPORATION VHLPX4-11 | | H | 40.4000 | 193.2000 | | |
| 8 | 1 | T | ANDREW CORPORATION VHLPX6-11 | | V | 43.8000 | 269.3000 | | |
| 9 | 1 | T | Commscope VHLP4-107 | | H | 40.4000 | 126.9000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 221 Breckenridge St, Helena, MT | LEWIS AND CLARK | 4064447000 |
License history
| Date | File or call sign | Action |
|---|
| 2023-01-31 | WPXL481 | LIREN |
| 2023-01-29 | WPXL481 | ESURNW |
| 2021-09-22 | WPXL481 | LIMOD |
| 2021-05-27 | WPXL481 | LIMOD |
| 2013-02-26 | WPXL481 | LIREN |
| 2013-02-25 | WPXL481 | LTSAPR |
| 2013-02-04 | WPXL481 | LETRES |
| 2008-06-13 | WPXL481 | LIMOD |
| 2008-05-19 | WPXL481 | LIMOD |
| 2007-09-04 | WPXL481 | LIMOD |
| 2007-08-20 | WPXL481 | LTSAPR |
| 2006-01-17 | WPXL481 | LIMOD |
| 2005-12-21 | WPXL481 | LTSAPR |
| 2005-11-28 | WPXL481 | LETCNS |
| 2005-08-19 | WPXL481 | AUTHPR |
| 2005-08-18 | WPXL481 | INTDUP |
| 2005-08-18 | WPXL481 | COR |
| 2005-08-08 | WPXL481 | LIMOD |
| 2005-07-12 | WPXL481 | LTSAPR |
| 2004-09-01 | WPXL481 | LIMOD |
| 2004-08-19 | WPXL481 | LTSAPR |
| 2004-07-26 | WPXL481 | LETCNS |
| 2003-04-29 | WPXL481 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2508487 | 2026-08-02 02:45:39 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPXL481 | ULS 2508487 | 2026-08-02 02:45:39 |
| Status | A | ULS 2508487 | 2026-08-02 02:45:39 |
| Service | MW | ULS 2508487 | 2026-08-02 02:45:39 |
| Grant Date | 2023-01-31 | ULS 2508487 | 2026-08-02 02:45:39 |
| Expiration Date | 2033-04-29 | ULS 2508487 | 2026-08-02 02:45:39 |