Universal Licensing System
WRNS638
Archbishop Riordan High School
License details
| ULS identifier | 4488141 |
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| Call sign | WRNS638 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-08-17 |
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| Expiration | 2031-08-17 |
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| Frequency range | 452.3125 - 462.85 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | San Francisco, SAN FRANCISCO, CA |
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| Coordinates | 37.7283333, -122.4533333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:49 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 2 | 1 | MO | 452.31250000 | | | 6.000000 | 6.000000 | |
| 1 | 1 | FB | 462.85000000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 452.31250000 | | 11K2F1D |
| 1 | 1 | 462.85000000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 175 Frida Kahlo Way, San Francisco, SAN FRANCISCO, CA | 37.72833333, -122.45333333 | 100.000 m | B | 9.000 m structure / 9.000 m overall | |
| 2 | T | 175 Frida Kahlo Way, San Francisco, SAN FRANCISCO, CA | 37.72833333, -122.45333333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 4.000 m | | | | 72.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 175 Frida Kahlo Way, San Francisco, CA | SAN FRANCISCO | 4155868200 |
License history
| Date | File or call sign | Action |
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| 2021-08-17 | WRNS638 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4488141 | 2026-08-02 01:22:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRNS638 | ULS 4488141 | 2026-08-02 01:22:49 |
| Status | A | ULS 4488141 | 2026-08-02 01:22:49 |
| Service | IG | ULS 4488141 | 2026-08-02 01:22:49 |
| Grant Date | 2021-08-17 | ULS 4488141 | 2026-08-02 01:22:49 |
| Expiration Date | 2031-08-17 | ULS 4488141 | 2026-08-02 01:22:49 |