Universal Licensing System
WRMB469
MESA ENGINEERING
License details
| ULS identifier | 4422953 |
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| Call sign | WRMB469 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-03-16 |
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| Expiration | 2031-03-16 |
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| Frequency range | 464.875 - 469.875 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | SANTA CLARITA, LOS ANGELES, CA |
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| Coordinates | 34.3263889, -118.5861111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:21 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 464.87500000 | | | 110.000000 | 20.000000 | |
| 2 | 1 | MO | 464.87500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 469.87500000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FX1 | 469.87500000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.87500000 | | 11K2F3E |
| 2 | 1 | 464.87500000 | | 11K2F3E |
| 2 | 1 | 469.87500000 | | 11K2F3E |
| 3 | 1 | 469.87500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PALO SOLA TRUCK RD 4400 FT SE OF OAT MT, SANTA CLARITA, LOS ANGELES, CA | 34.32638889, -118.58611111 | 1053.000 m | LTOWER | 30.000 m structure / 30.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | LOS ANGELES, CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | 615.700 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 30177 BOUQUET CANYON RD., SANTA CLARITA, CA | LOS ANGELES | 6612965498 |
License history
| Date | File or call sign | Action |
|---|
| 2021-03-16 | WRMB469 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4422953 | 2026-08-02 01:22:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMB469 | ULS 4422953 | 2026-08-02 01:22:21 |
| Status | A | ULS 4422953 | 2026-08-02 01:22:21 |
| Service | IG | ULS 4422953 | 2026-08-02 01:22:21 |
| Grant Date | 2021-03-16 | ULS 4422953 | 2026-08-02 01:22:21 |
| Expiration Date | 2031-03-16 | ULS 4422953 | 2026-08-02 01:22:21 |