Universal Licensing System
WPNI481
SILVERTON BROADCASTING COMPANY, LLC
License details
| ULS identifier | 1043687 |
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| Call sign | WPNI481 |
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| Radio service | TT |
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| Status | C |
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| Grant date | 1997-09-23 |
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| Expiration | 2014-10-01 |
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| Cancellation | 2010-02-08 |
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| Frequency range | 2042 - 2059 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | CASPER, NATRONA, WY |
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| Coordinates | 42.7580000, -106.3241667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:45 |
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Licensee
| Name | SILVERTON BROADCASTING COMPANY, LLC |
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| FRN | 0013451604 |
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| Location | LOS ANGELES, CA |
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| Address | 116 TIGERTAIL ROAD, LOS ANGELES, CA, 90049 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 2042.00000000 | 2059.00000000 | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 2042.00000000 | | 17M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MAGIC TREE SITE CASPER MOUNTAIN 7.8 MI S OF, CASPER, NATRONA, WY | 42.75800000, -106.32416667 | 2348.800 m | | 25.900 m overall | |
| 2 | R | | 43.72386111, -105.88444444 | 1825.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | H | 33.8000 | 18.4000 | | |
| 1 | 2 | R | | | | | | | |
License history
| Date | File or call sign | Action |
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| 2010-02-09 | WPNI481 | LICAN |
| 2009-09-28 | WPNI481 | ESCFRN |
| 2006-11-01 | WPNI481 | PNACT |
| 2006-10-25 | WPNI481 | AUTHPR |
| 2006-10-24 | WPNI481 | LIMOD |
| 2006-10-18 | WPNI481 | PNACT |
| 2006-10-12 | WPNI481 | AUTHPR |
| 2006-10-11 | WPNI481 | LIREN |
| 2003-01-29 | WPNI481 | PNACT |
| 2003-01-22 | WPNI481 | AUTHPR |
| 2003-01-21 | WPNI481 | LIMOD |
| 1999-08-14 | WPNI481 | LICCNV |
| 1999-03-02 | WPNI481 | COR |
| 1997-09-23 | WPNI481 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1043687 | 2026-08-02 02:45:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPNI481 | ULS 1043687 | 2026-08-02 02:45:45 |
| Status | C | ULS 1043687 | 2026-08-02 02:45:45 |
| Service | TT | ULS 1043687 | 2026-08-02 02:45:45 |
| Grant Date | 1997-09-23 | ULS 1043687 | 2026-08-02 02:45:45 |
| Expiration Date | 2014-10-01 | ULS 1043687 | 2026-08-02 02:45:45 |
| Cancellation Date | 2010-02-08 | ULS 1043687 | 2026-08-02 02:45:45 |