Universal Licensing System
WMU404
SILVER ROCK COMMUNICATIONS INC.
License details
| ULS identifier | 1007193 |
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| Call sign | WMU404 |
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| Radio service | AS |
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| Status | A |
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| Grant date | 1994-01-06 |
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| Expiration | 2029-04-01 |
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| Frequency range | 948 MHz |
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| Locations | 2 |
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| Representative location | RED LODGE, CARBON, MT |
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| Coordinates | 45.2133333, -109.2379444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:33 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 948.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 948.00000000 | | 285KF9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 16 2 MI BRIDGE RD, RED LODGE, CARBON, MT | 45.21333333, -109.23794444 | 1693.200 m | POLE | 6.700 m structure / 6.700 m overall | N |
| 2 | R | | 45.19433333, -109.34244444 | 2396.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Scala MF-900B | | V | 16.1000 | 255.7000 | | |
| 1 | 2 | R | Scala MF-900B | | | 16.1000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 16 Two Mile Bridge Road, Red Lodge, MT | CARBON | 4064461199 |
License history
| Date | File or call sign | Action |
|---|
| 2021-05-05 | WMU404 | PNACT |
| 2021-04-29 | WMU404 | PLAUPR |
| 2021-04-28 | WMU404 | LIREN |
| 2013-03-27 | WMU404 | PNACT |
| 2013-03-26 | WMU404 | AUTHPR |
| 2013-03-23 | WMU404 | LIREN |
| 2005-04-06 | WMU404 | PNACT |
| 2005-04-01 | WMU404 | AUTHPR |
| 2005-03-31 | WMU404 | LIREN |
| 2003-12-10 | WMU404 | PNACT |
| 2003-12-03 | WMU404 | AUTHPR |
| 2003-12-02 | WMU404 | LIMOD |
| 2003-01-29 | WMU404 | PNACT |
| 2003-01-22 | WMU404 | AUTHPR |
| 2003-01-21 | WMU404 | LIMOD |
| 2002-01-31 | WMU404 | LIMOD |
| 1999-08-14 | WMU404 | LICCNV |
| 1999-03-19 | WMU404 | COR |
| 1998-09-10 | WMU404 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1007193 | 2026-08-02 02:47:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WMU404 | ULS 1007193 | 2026-08-02 02:47:33 |
| Status | A | ULS 1007193 | 2026-08-02 02:47:33 |
| Service | AS | ULS 1007193 | 2026-08-02 02:47:33 |
| Grant Date | 1994-01-06 | ULS 1007193 | 2026-08-02 02:47:33 |
| Expiration Date | 2029-04-01 | ULS 1007193 | 2026-08-02 02:47:33 |