Universal Licensing System
WRMI581
Aviation Spectrum Resources Inc
License details
| ULS identifier | 4436145 |
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| Call sign | WRMI581 |
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| Radio service | AF |
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| Status | C |
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| Grant date | 2021-04-14 |
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| Expiration | 2031-04-14 |
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| Cancellation | 2024-11-12 |
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| Frequency range | 131.7 MHz |
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| Locations | 1 |
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| Representative location | Houston, HARRIS, TX |
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| Coordinates | 29.9869167, -95.3505000 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-23 22:28:50 |
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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 | FA | 131.70000000 | | | 10.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.70000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | George Bush Intercontinental Airport, Houston, HARRIS, TX | 29.98691667, -95.35050000 | 28.900 m | BANT | 8.000 m structure / 11.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-11-13 | WRMI581 | LICAN |
| 2021-04-14 | WRMI581 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4436145 | 2026-08-23 22:28:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMI581 | ULS 4436145 | 2026-08-23 22:28:50 |
| Status | C | ULS 4436145 | 2026-08-23 22:28:50 |
| Service | AF | ULS 4436145 | 2026-08-23 22:28:50 |
| Grant Date | 2021-04-14 | ULS 4436145 | 2026-08-23 22:28:50 |
| Expiration Date | 2031-04-14 | ULS 4436145 | 2026-08-23 22:28:50 |
| Cancellation Date | 2024-11-12 | ULS 4436145 | 2026-08-23 22:28:50 |