Universal Licensing System
WPEC451
SOUTHERN MATERIALS INC
License details
| ULS identifier | 1588727 |
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| Call sign | WPEC451 |
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| Radio service | GU |
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| Status | E |
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| Grant date | 1999-02-23 |
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| Expiration | 2004-03-08 |
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| Cancellation | 2004-05-16 |
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| Frequency range | 897.1375 - 936.1375 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | AUSTIN, TRAVIS, TX |
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| Coordinates | 30.3232500, -97.7997222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:00 |
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Licensee
| Name | SOUTHERN MATERIALS INC |
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| Applicant type | C |
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| FRN | 0005937321 |
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| Location | HOUSTON, TX |
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| Address | 5303 NAVIGATION, HOUSTON, TX, 77011 |
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| Phone | 5123893711 |
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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 | FX1 | 897.13750000 | | | 35.000000 | 70.000000 | |
| 3 | 1 | MO | 897.13750000 | | | 30.000000 | 60.000000 | |
| 2 | 1 | FB2 | 936.13750000 | | | 150.000000 | 220.000000 | |
| 3 | 1 | MO | 936.13750000 | | | 30.000000 | 60.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 897.13750000 | | 13K6F3E |
| 3 | 1 | 897.13750000 | | 13K6F3E |
| 2 | 1 | 936.13750000 | | 13K6F3E |
| 3 | 1 | 936.13750000 | | 13K6F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TX | | | | | |
| 2 | T | 4 1/2 MI NW, AUSTIN, TRAVIS, TX | 30.32325000, -97.79972222 | 251.000 m | | 284.000 m structure / 284.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 180.000 m | | | | 209.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 8900 RAMIREZ LN, AUSTIN, TX | | 5123893711 |
License history
| Date | File or call sign | Action |
|---|
| 2004-05-16 | WPEC451 | LIEXP |
| 2003-12-15 | WPEC451 | LETRES |
| 2000-11-22 | WPEC451 | LICCNV |
| 1999-02-23 | WPEC451 | LIREN |
| 1999-02-23 | WPEC451 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1588727 | 2026-08-02 01:17:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPEC451 | ULS 1588727 | 2026-08-02 01:17:00 |
| Status | E | ULS 1588727 | 2026-08-02 01:17:00 |
| Service | GU | ULS 1588727 | 2026-08-02 01:17:00 |
| Grant Date | 1999-02-23 | ULS 1588727 | 2026-08-02 01:17:00 |
| Expiration Date | 2004-03-08 | ULS 1588727 | 2026-08-02 01:17:00 |
| Cancellation Date | 2004-05-16 | ULS 1588727 | 2026-08-02 01:17:00 |