Universal Licensing System
WQEB390
Crystal SMR Inc.
License details
| ULS identifier | 2771243 |
|---|
| Call sign | WQEB390 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-11-27 |
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| Expiration | 2035-12-20 |
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| Frequency range | 484.4375 - 487.4375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | SAUSALITO, MARIN, CA |
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| Coordinates | 37.8490833, -122.5000278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:20 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 484.43750000 | | | 125.000000 | 557.000000 | |
| 2 | 1 | MO | 487.43750000 | | | 63.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 484.43750000 | | 11K2F3E |
| 2 | 1 | 487.43750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | WOLFBACK RIDGE, SAUSALITO, MARIN, CA | 37.84908333, -122.50002778 | 341.000 m | TOWER | 17.000 m structure / 17.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 17.000 m | | | | 282.000 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1601 Neptune Drive, San Leandro, CA | ALAMEDA | 5108959500 |
License history
| Date | File or call sign | Action |
|---|
| 2025-11-27 | WQEB390 | LIREN |
| 2025-09-29 | WQEB390 | LETRES |
| 2015-12-19 | WQEB390 | LIREN |
| 2015-09-28 | WQEB390 | LETRES |
| 2006-09-18 | WQEB390 | LETCNS |
| 2005-12-20 | WQEB390 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2771243 | 2026-08-02 01:14:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQEB390 | ULS 2771243 | 2026-08-02 01:14:20 |
| Status | A | ULS 2771243 | 2026-08-02 01:14:20 |
| Service | IG | ULS 2771243 | 2026-08-02 01:14:20 |
| Grant Date | 2025-11-27 | ULS 2771243 | 2026-08-02 01:14:20 |
| Expiration Date | 2035-12-20 | ULS 2771243 | 2026-08-02 01:14:20 |