Universal Licensing System
WRTH404
University of Southern California
License details
| ULS identifier | 4623058 |
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| Call sign | WRTH404 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2022-06-16 |
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| Expiration | 2032-06-16 |
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| Frequency range | 11405 MHz |
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| Locations | 2 |
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| Representative location | Sausalito, MARIN, CA |
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| Coordinates | 37.8510000, -122.4983611 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:53 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11405.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11405.00000000 | | 30M0D7W |
| 1 | 1 | 11405.00000000 | | 30M0D7W |
| 1 | 1 | 11405.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Wolfback Ridge Road, Sausalito, MARIN, CA | 37.85100000, -122.49836111 | 326.000 m | LTOWER | 6.000 m structure / 6.000 m overall | |
| 2 | R | | 37.75527778, -122.45277778 | 254.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves, Inc. HP4-11 | | V | 41.0000 | 159.4000 | | |
| 1 | 2 | R | Radio Waves, Inc. HP6-11 | | | 43.4000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 200 Van Ness, San Francisco, CA | SAN FRANCISCO | 2092984169 |
License history
| Date | File or call sign | Action |
|---|
| 2022-06-16 | WRTH404 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4623058 | 2026-08-02 02:44:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRTH404 | ULS 4623058 | 2026-08-02 02:44:53 |
| Status | A | ULS 4623058 | 2026-08-02 02:44:53 |
| Service | MG | ULS 4623058 | 2026-08-02 02:44:53 |
| Grant Date | 2022-06-16 | ULS 4623058 | 2026-08-02 02:44:53 |
| Expiration Date | 2032-06-16 | ULS 4623058 | 2026-08-02 02:44:53 |