Universal Licensing System
WQRA770
Echo Maintenance LLC
License details
| ULS identifier | 3464377 |
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| Call sign | WQRA770 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2013-04-05 |
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| Expiration | 2023-04-05 |
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| Cancellation | 2023-06-10 |
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| Frequency range | 452.2125 - 457.2125 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Port Arthur, JEFFERSON, TX |
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| Coordinates | 29.8797222, -93.9586111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:21:10 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.21250000 | | | 50.000000 | 100.000000 | |
| 2 | 1 | MO | 452.21250000 | | | 50.000000 | 100.000000 | |
| 2 | 1 | MO | 457.21250000 | | | 50.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.21250000 | | 11K2F3E |
| 2 | 1 | 452.21250000 | | 11K2F3E |
| 2 | 1 | 457.21250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | Texaco Refinery at End of N Houston Ave, Port Arthur, JEFFERSON, TX | 29.87972222, -93.95861111 | 1.500 m | GTOWER | 45.100 m structure / 45.100 m overall | |
| 2 | | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 45.100 m | | | | 47.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 6711 N Twin City Hwy, Port Arthur, TX | JEFFERSON | 4097241512 |
License history
| Date | File or call sign | Action |
|---|
| 2023-06-10 | WQRA770 | LIEXP |
| 2023-01-09 | WQRA770 | LETRES |
| 2013-04-05 | WQRA770 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3464377 | 2026-08-02 01:21:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQRA770 | ULS 3464377 | 2026-08-02 01:21:10 |
| Status | E | ULS 3464377 | 2026-08-02 01:21:10 |
| Service | IG | ULS 3464377 | 2026-08-02 01:21:10 |
| Grant Date | 2013-04-05 | ULS 3464377 | 2026-08-02 01:21:10 |
| Expiration Date | 2023-04-05 | ULS 3464377 | 2026-08-02 01:21:10 |
| Cancellation Date | 2023-06-10 | ULS 3464377 | 2026-08-02 01:21:10 |