Universal Licensing System
WROK641
SEI Wireless Solutions, LLC
License details
| ULS identifier | 4516626 |
|---|
| Call sign | WROK641 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2021-10-28 |
|---|
| Expiration | 2021-11-30 |
|---|
| Cancellation | 2022-02-05 |
|---|
| Frequency range | 451.9 - 456.975 MHz (8 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | HOUSTON, HARRIS, TX |
|---|
| Coordinates | 29.7732222, -95.4331944 |
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| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:19:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6T | 451.90000000 | | | 30.000000 | 30.000000 | |
| 1 | 1 | FB6T | 451.92500000 | | | 30.000000 | 30.000000 | |
| 1 | 1 | FB6T | 451.95000000 | | | 30.000000 | 30.000000 | |
| 1 | 1 | FB6T | 451.97500000 | | | 30.000000 | 30.000000 | |
| 2 | 1 | MO | 456.90000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.92500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.95000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.97500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.90000000 | | 7K60FXD |
| 1 | 1 | 451.90000000 | | 7K60FXE |
| 1 | 1 | 451.92500000 | | 7K60FXE |
| 1 | 1 | 451.92500000 | | 7K60FXD |
| 1 | 1 | 451.95000000 | | 7K60FXE |
| 1 | 1 | 451.95000000 | | 7K60FXD |
| 1 | 1 | 451.97500000 | | 7K60FXD |
| 1 | 1 | 451.97500000 | | 7K60FXE |
| 2 | 1 | 456.90000000 | | 7K60FXE |
| 2 | 1 | 456.90000000 | | 7K60FXD |
| 2 | 1 | 456.92500000 | | 7K60FXD |
| 2 | 1 | 456.92500000 | | 7K60FXE |
| 2 | 1 | 456.95000000 | | 7K60FXD |
| 2 | 1 | 456.95000000 | | 7K60FXE |
| 2 | 1 | 456.97500000 | | 7K60FXD |
| 2 | 1 | 456.97500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HOUSTON, HARRIS, TX | 29.77322222, -95.43319444 | | | | |
| 2 | T | HOUSTON, HARRIS, TX | 29.77322222, -95.43319444 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1001 E MEMORIAL LOOP DR, HOUSTON, TX | HARRIS | 9546151500 |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 5004 |
| T | 1003 |
License history
| Date | File or call sign | Action |
|---|
| 2022-02-05 | WROK641 | LIEXP |
| 2021-10-28 | WROK641 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4516626 | 2026-08-02 01:19:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROK641 | ULS 4516626 | 2026-08-02 01:19:50 |
| Status | E | ULS 4516626 | 2026-08-02 01:19:50 |
| Service | IG | ULS 4516626 | 2026-08-02 01:19:50 |
| Grant Date | 2021-10-28 | ULS 4516626 | 2026-08-02 01:19:50 |
| Expiration Date | 2021-11-30 | ULS 4516626 | 2026-08-02 01:19:50 |
| Cancellation Date | 2022-02-05 | ULS 4516626 | 2026-08-02 01:19:50 |