Universal Licensing System
WRTT409
LOS ANGELES, COUNTY OF (LARICS_LASD)
License details
| ULS identifier | 4638554 |
|---|
| Call sign | WRTT409 |
|---|
| Radio service | SY |
|---|
| Status | A |
|---|
| Grant date | 2022-07-21 |
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| Expiration | 2032-07-21 |
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| Frequency range | 799.48125 - 804.76875 MHz (14 frequencies) |
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| Locations | 1 |
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| Representative location | LYNWOOD, LOS ANGELES, CA |
|---|
| Coordinates | 33.9275556, -118.2268056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:09 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 799.48125000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 801.74375000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 801.99375000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 802.24375000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 802.46875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 802.71875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 803.01875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 803.26875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 803.51875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 803.76875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 803.86875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 804.01875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 804.26875000 | | | 15.000000 | 30.000000 | |
| 1 | 1 | FX1 | 804.76875000 | | | 15.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 799.48125000 | | 8K10F1W |
| 1 | 1 | 799.48125000 | | 8K10F1E |
| 1 | 1 | 799.48125000 | | 8K10F1D |
| 1 | 1 | 801.74375000 | | 8K10F1W |
| 1 | 1 | 801.74375000 | | 8K10F1E |
| 1 | 1 | 801.74375000 | | 8K10F1D |
| 1 | 1 | 801.99375000 | | 8K10F1E |
| 1 | 1 | 801.99375000 | | 8K10F1W |
| 1 | 1 | 801.99375000 | | 8K10F1D |
| 1 | 1 | 802.24375000 | | 8K10F1D |
| 1 | 1 | 802.24375000 | | 8K10F1E |
| 1 | 1 | 802.24375000 | | 8K10F1W |
| 1 | 1 | 802.46875000 | | 8K10F1W |
| 1 | 1 | 802.46875000 | | 8K10F1D |
| 1 | 1 | 802.46875000 | | 8K10F1E |
| 1 | 1 | 802.71875000 | | 8K10F1E |
| 1 | 1 | 802.71875000 | | 8K10F1D |
| 1 | 1 | 802.71875000 | | 8K10F1W |
| 1 | 1 | 803.01875000 | | 8K10F1W |
| 1 | 1 | 803.01875000 | | 8K10F1D |
| 1 | 1 | 803.01875000 | | 8K10F1E |
| 1 | 1 | 803.26875000 | | 8K10F1D |
| 1 | 1 | 803.26875000 | | 8K10F1E |
| 1 | 1 | 803.26875000 | | 8K10F1W |
| 1 | 1 | 803.51875000 | | 8K10F1E |
| 1 | 1 | 803.51875000 | | 8K10F1W |
| 1 | 1 | 803.51875000 | | 8K10F1D |
| 1 | 1 | 803.76875000 | | 8K10F1D |
| 1 | 1 | 803.76875000 | | 8K10F1W |
| 1 | 1 | 803.76875000 | | 8K10F1E |
| 1 | 1 | 803.86875000 | | 8K10F1W |
| 1 | 1 | 803.86875000 | | 8K10F1D |
| 1 | 1 | 803.86875000 | | 8K10F1E |
| 1 | 1 | 804.01875000 | | 8K10F1E |
| 1 | 1 | 804.01875000 | | 8K10F1D |
| 1 | 1 | 804.01875000 | | 8K10F1W |
| 1 | 1 | 804.26875000 | | 8K10F1E |
| 1 | 1 | 804.26875000 | | 8K10F1W |
| 1 | 1 | 804.26875000 | | 8K10F1D |
| 1 | 1 | 804.76875000 | | 8K10F1W |
| 1 | 1 | 804.76875000 | | 8K10F1E |
| 1 | 1 | 804.76875000 | | 8K10F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 11703 ALAMEDA ST., LYNWOOD, LOS ANGELES, CA | 33.92755556, -118.22680556 | 28.600 m | LTOWER | 38.000 m structure / 38.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.500 m | | | | 22.400 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1277 N EASTERN AVE, LOS ANGELES, CA | LOS ANGELES | 3238818100 |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-24 | WRTT409 | LIAUA |
| 2025-05-03 | WRTT409 | LIAUA |
| 2023-04-25 | WRTT409 | LETCNS |
| 2022-07-21 | WRTT409 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4638554 | 2026-08-02 01:14:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTT409 | ULS 4638554 | 2026-08-02 01:14:09 |
| Status | A | ULS 4638554 | 2026-08-02 01:14:09 |
| Service | SY | ULS 4638554 | 2026-08-02 01:14:09 |
| Grant Date | 2022-07-21 | ULS 4638554 | 2026-08-02 01:14:09 |
| Expiration Date | 2032-07-21 | ULS 4638554 | 2026-08-02 01:14:09 |