Universal Licensing System
WROK991
Derichebourg Recycling
License details
| ULS identifier | 4517402 |
|---|
| Call sign | WROK991 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-10-30 |
|---|
| Expiration | 2031-10-30 |
|---|
| Frequency range | 451.3625 - 462.4875 MHz (10 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | Houston, HARRIS, TX |
|---|
| Coordinates | 29.7897222, -95.2966667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:02 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.36250000 | | | 4.000000 | 3.000000 | |
| 4 | 1 | MO | 451.51250000 | | | 4.000000 | 3.500000 | |
| 4 | 1 | MO | 452.68750000 | | | 4.000000 | 3.500000 | |
| 3 | 1 | MO | 456.23750000 | | | 4.000000 | 3.000000 | |
| 3 | 1 | MO | 456.38750000 | | | 4.000000 | 3.000000 | |
| 4 | 1 | MO | 456.51250000 | | | 4.000000 | 3.500000 | |
| 3 | 1 | MO | 456.53750000 | | | 4.000000 | 3.000000 | |
| 3 | 1 | MO | 457.11250000 | | | 4.000000 | 3.000000 | |
| 4 | 1 | MO | 457.68750000 | | | 4.000000 | 3.500000 | |
| 4 | 1 | MO | 462.48750000 | | | 4.000000 | 3.500000 | |
| 1 | 1 | FB2 | 463.25000000 | | | 40.000000 | 28.000000 | |
| 2 | 1 | MO | 463.25000000 | | | 4.000000 | 3.000000 | |
| 1 | 1 | FB2 | 463.27500000 | | | 40.000000 | 28.000000 | |
| 2 | 1 | MO | 463.27500000 | | | 4.000000 | 3.000000 | |
| 2 | 1 | MO | 468.25000000 | | | 4.000000 | 3.000000 | |
| 2 | 1 | MO | 468.27500000 | | | 4.000000 | 3.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.36250000 | | 7K60FXE |
| 4 | 1 | 451.51250000 | | 7K60FXE |
| 4 | 1 | 452.68750000 | | 7K60FXE |
| 3 | 1 | 456.23750000 | | 7K60FXE |
| 3 | 1 | 456.38750000 | | 7K60FXE |
| 4 | 1 | 456.51250000 | | 7K60FXE |
| 3 | 1 | 456.53750000 | | 7K60FXE |
| 3 | 1 | 457.11250000 | | 7K60FXE |
| 4 | 1 | 457.68750000 | | 7K60FXE |
| 4 | 1 | 462.48750000 | | 7K60FXE |
| 1 | 1 | 463.25000000 | | 7K60FXE |
| 2 | 1 | 463.25000000 | | 7K60FXE |
| 1 | 1 | 463.27500000 | | 7K60FXE |
| 2 | 1 | 463.27500000 | | 7K60FXE |
| 2 | 1 | 468.25000000 | | 7K60FXE |
| 2 | 1 | 468.27500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1 Wharf Street, Houston, HARRIS, TX | 29.73116667, -95.27836111 | 4.000 m | BANT | 21.900 m structure / 22.600 m overall | |
| 2 | T | | | | | | |
| 3 | T | Houston, HARRIS, TX | 29.73116667, -95.27836111 | | | | |
| 4 | T | Houston, HARRIS, TX | 29.78972222, -95.29666667 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 22.600 m | | | | 15.900 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1 Wharf Street, Houston, TX | HARRIS | 8323197824 |
License history
| Date | File or call sign | Action |
|---|
| 2025-05-06 | WROK991 | LETCNS |
| 2024-08-07 | WROK991 | LIMOD |
| 2022-10-08 | WROK991 | LETCNS |
| 2021-10-30 | WROK991 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4517402 | 2026-08-02 01:23:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROK991 | ULS 4517402 | 2026-08-02 01:23:02 |
| Status | A | ULS 4517402 | 2026-08-02 01:23:02 |
| Service | IG | ULS 4517402 | 2026-08-02 01:23:02 |
| Grant Date | 2021-10-30 | ULS 4517402 | 2026-08-02 01:23:02 |
| Expiration Date | 2031-10-30 | ULS 4517402 | 2026-08-02 01:23:02 |