Universal Licensing System
WSIR881
TORRANCE, CITY OF
License details
| ULS identifier | 5150300 |
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| Call sign | WSIR881 |
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| Radio service | PF |
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| Status | A |
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| Grant date | 2025-06-12 |
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| Expiration | 2035-06-12 |
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| Frequency range | 4950 - 4980 MHz (7 frequencies) |
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| Locations | 2 |
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| Representative location | TORRANCE, LOS ANGELES, CA |
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| Coordinates | 33.8482778, -118.3554167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:34 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4950.00000000 | | | | | |
| 1 | 1 | FXO | 4955.00000000 | | | | | |
| 1 | 1 | FXO | 4960.00000000 | | | | | |
| 1 | 1 | FXO | 4965.00000000 | | | | | |
| 1 | 1 | FXO | 4970.00000000 | | | | | |
| 1 | 1 | FXO | 4975.00000000 | | | | | |
| 1 | 1 | FXO | 4980.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4950.00000000 | | 10M0D1W |
| 1 | 1 | 4955.00000000 | | 10M0D1W |
| 1 | 1 | 4960.00000000 | | 10M0D1W |
| 1 | 1 | 4965.00000000 | | 10M0D1W |
| 1 | 1 | 4970.00000000 | | 10M0D1W |
| 1 | 1 | 4975.00000000 | | 10M0D1W |
| 1 | 1 | 4980.00000000 | | 10M0D1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3940 DELAMO BLVD., TORRANCE, LOS ANGELES, CA | 33.84827778, -118.35541667 | 35.500 m | PIPE | 10.000 m structure / 10.000 m overall | |
| 2 | R | | 33.83722222, -118.34194444 | 29.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | CAMBIUM NETWORKS C050065B001A | | V | 21.1000 | 134.7000 | | |
| 1 | 2 | R | CAMBIUM NETWORKS C050065B001A | | | 21.1000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 20500 MADRONA AVE, TORRANCE, CA | LOS ANGELES | 3103442799 |
License history
| Date | File or call sign | Action |
|---|
| 2025-06-12 | WSIR881 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5150300 | 2026-08-02 02:45:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSIR881 | ULS 5150300 | 2026-08-02 02:45:34 |
| Status | A | ULS 5150300 | 2026-08-02 02:45:34 |
| Service | PF | ULS 5150300 | 2026-08-02 02:45:34 |
| Grant Date | 2025-06-12 | ULS 5150300 | 2026-08-02 02:45:34 |
| Expiration Date | 2035-06-12 | ULS 5150300 | 2026-08-02 02:45:34 |