Universal Licensing System
WNBU652
MOUNT DIABLO UNIFIED SCHOOL DISTRICT
License details
| ULS identifier | 1174158 |
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| Call sign | WNBU652 |
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| Radio service | GE |
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| Status | A |
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| Grant date | 2022-07-12 |
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| Expiration | 2032-06-23 |
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| Frequency range | 809.9375 - 854.9375 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | CLAYTON, CONTRA COSTA, CA |
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| Coordinates | 37.9429722, -121.8910556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 809.93750000 | | | 10.000000 | 35.000000 | |
| 3 | 1 | MO | 809.93750000 | | | 35.000000 | 70.000000 | |
| 2 | 1 | FB2 | 854.93750000 | | | 70.000000 | 160.000000 | |
| 3 | 1 | MO | 854.93750000 | | | 35.000000 | 70.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 809.93750000 | | 20K0F3E |
| 3 | 1 | 809.93750000 | | 20K0F3E |
| 2 | 1 | 854.93750000 | | 20K0F3E |
| 3 | 1 | 854.93750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | KREGOR 2 MI E, CLAYTON, CONTRA COSTA, CA | 37.94297222, -121.89105556 | 577.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 43.000 m | | | | 394.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2344 BISSO LN, CONCORD, CA | CONTRA COSTA | 9256828000 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-12 | WNBU652 | LIREN |
| 2020-03-17 | WNBU652 | COR |
| 2012-06-22 | WNBU652 | LIREN |
| 2012-04-02 | WNBU652 | LETRES |
| 2004-09-29 | WNBU652 | LIAUA |
| 2004-09-29 | WNBU652 | LTSAPR |
| 2002-03-29 | WNBU652 | LIREN |
| 2001-12-21 | WNBU652 | LIAUA |
| 2000-10-19 | WNBU652 | LICCNV |
| 1997-04-09 | WNBU652 | LIREN |
| 1997-04-09 | WNBU652 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1174158 | 2026-08-02 01:13:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNBU652 | ULS 1174158 | 2026-08-02 01:13:58 |
| Status | A | ULS 1174158 | 2026-08-02 01:13:58 |
| Service | GE | ULS 1174158 | 2026-08-02 01:13:58 |
| Grant Date | 2022-07-12 | ULS 1174158 | 2026-08-02 01:13:58 |
| Expiration Date | 2032-06-23 | ULS 1174158 | 2026-08-02 01:13:58 |