Universal Licensing System
WREN220
WALKER ENGINEERING
License details
| ULS identifier | 4218526 |
|---|
| Call sign | WREN220 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-11-08 |
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| Expiration | 2029-11-08 |
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| Frequency range | 451.3125 - 466.5375 MHz (12 frequencies) |
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| Locations | 4 |
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| Representative location | MIDLOTHIAN, ELLIS, TX |
|---|
| Coordinates | 32.4398611, -97.0513889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:38 |
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Licensee
| Name | WALKER ENGINEERING |
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| Applicant type | C |
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| FRN | 0020268132 |
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| Location | IRVING, TX |
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| Address | 1505 W WALNUT HILL LANE, IRVING, TX, 75038 |
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| Phone | 8175407777 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 4 | 1 | MO | 451.31250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 451.43750000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 451.66250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 452.03750000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 452.76250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 456.31250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 456.43750000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 456.66250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 457.03750000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 457.76250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 461.53750000 | | | 40.000000 | 80.000000 | |
| 2 | 1 | MO | 461.53750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 466.53750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FX1 | 466.53750000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 4 | 1 | 451.31250000 | | 7K60FXE |
| 4 | 1 | 451.31250000 | | 11K2F3E |
| 4 | 1 | 451.31250000 | | 7K60FXD |
| 4 | 1 | 451.43750000 | | 11K2F3E |
| 4 | 1 | 451.43750000 | | 7K60FXE |
| 4 | 1 | 451.43750000 | | 7K60FXD |
| 4 | 1 | 451.66250000 | | 7K60FXD |
| 4 | 1 | 451.66250000 | | 7K60FXE |
| 4 | 1 | 451.66250000 | | 11K2F3E |
| 4 | 1 | 452.03750000 | | 11K2F3E |
| 4 | 1 | 452.03750000 | | 7K60FXD |
| 4 | 1 | 452.03750000 | | 7K60FXE |
| 4 | 1 | 452.76250000 | | 7K60FXD |
| 4 | 1 | 452.76250000 | | 7K60FXE |
| 4 | 1 | 452.76250000 | | 11K2F3E |
| 4 | 1 | 456.31250000 | | 11K2F3E |
| 4 | 1 | 456.31250000 | | 7K60FXD |
| 4 | 1 | 456.31250000 | | 7K60FXE |
| 4 | 1 | 456.43750000 | | 7K60FXD |
| 4 | 1 | 456.43750000 | | 7K60FXE |
| 4 | 1 | 456.43750000 | | 11K2F3E |
| 4 | 1 | 456.66250000 | | 7K60FXE |
| 4 | 1 | 456.66250000 | | 11K2F3E |
| 4 | 1 | 456.66250000 | | 7K60FXD |
| 4 | 1 | 457.03750000 | | 11K2F3E |
| 4 | 1 | 457.03750000 | | 7K60FXE |
| 4 | 1 | 457.03750000 | | 7K60FXD |
| 4 | 1 | 457.76250000 | | 7K60FXE |
| 4 | 1 | 457.76250000 | | 11K2F3E |
| 4 | 1 | 457.76250000 | | 7K60FXD |
| 1 | 1 | 461.53750000 | | 7K60FXE |
| 1 | 1 | 461.53750000 | | 11K2F3E |
| 1 | 1 | 461.53750000 | | 7K60FXD |
| 2 | 1 | 461.53750000 | | 11K2F3E |
| 2 | 1 | 461.53750000 | | 7K60FXD |
| 2 | 1 | 461.53750000 | | 7K60FXE |
| 2 | 1 | 466.53750000 | | 11K2F3E |
| 2 | 1 | 466.53750000 | | 7K60FXE |
| 2 | 1 | 466.53750000 | | 7K60FXD |
| 3 | 1 | 466.53750000 | | 11K2F3E |
| 3 | 1 | 466.53750000 | | 7K60FXE |
| 3 | 1 | 466.53750000 | | 7K60FXD |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3651 RAILPORT PKWY, MIDLOTHIAN, ELLIS, TX | 32.43986111, -97.05138889 | 198.000 m | BANT | 5.000 m structure / 11.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | ELLIS, TX | | | | | |
| 4 | T | MIDLOTHIAN, ELLIS, TX | 32.43986111, -97.05138889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | 4.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 3651 RAILPORT PKWY, MIDLOTHIAN, TX | ELLIS | 8175407777 |
License history
| Date | File or call sign | Action |
|---|
| 2019-11-08 | WREN220 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4218526 | 2026-08-02 01:19:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WREN220 | ULS 4218526 | 2026-08-02 01:19:38 |
| Status | A | ULS 4218526 | 2026-08-02 01:19:38 |
| Service | IG | ULS 4218526 | 2026-08-02 01:19:38 |
| Grant Date | 2019-11-08 | ULS 4218526 | 2026-08-02 01:19:38 |
| Expiration Date | 2029-11-08 | ULS 4218526 | 2026-08-02 01:19:38 |