Universal Licensing System
WRMB757
Aviation Spectrum Resources Inc
License details
| ULS identifier | 4423683 |
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| Call sign | WRMB757 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2021-03-17 |
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| Expiration | 2031-03-17 |
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| Frequency range | 131.85 MHz |
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| Locations | 1 |
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| Representative location | Santa Ana, ORANGE, CA |
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| Coordinates | 33.6795833, -117.8617500 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-23 22:28:45 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 131.85000000 | | | 10.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.85000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | John Wayne/Orange County Airport, Santa Ana, ORANGE, CA | 33.67958333, -117.86175000 | 17.000 m | BANT | 9.100 m structure / 10.600 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.600 m | | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-03-17 | WRMB757 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4423683 | 2026-08-23 22:28:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMB757 | ULS 4423683 | 2026-08-23 22:28:45 |
| Status | A | ULS 4423683 | 2026-08-23 22:28:45 |
| Service | AF | ULS 4423683 | 2026-08-23 22:28:45 |
| Grant Date | 2021-03-17 | ULS 4423683 | 2026-08-23 22:28:45 |
| Expiration Date | 2031-03-17 | ULS 4423683 | 2026-08-23 22:28:45 |