Universal Licensing System
WZF976
B & B GRADING & PAVING INC
License details
| ULS identifier | 1587528 |
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| Call sign | WZF976 |
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| Radio service | GO |
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| Status | C |
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| Grant date | 1999-04-08 |
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| Expiration | 2004-06-02 |
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| Cancellation | 2002-08-20 |
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| Frequency range | 853.4125 MHz |
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| Locations | 1 |
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| Representative location | WALNUT CREEK, CONTRA COSTA, CA |
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| Coordinates | 37.8815833, -121.9191389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:20 |
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Licensee
| Name | B & B GRADING & PAVING INC |
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| Applicant type | C |
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| FRN | 0007513245 |
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| Location | CONCORD, CA |
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| Address | 2490 VISTA DEL MONTE, CONCORD, CA, 94520 |
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| Phone | 5108251743 |
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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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| 1 | 1 | FB4 | 853.41250000 | | | 50.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 853.41250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MT DIABLO STATE PK, WALNUT CREEK, CONTRA COSTA, CA | 37.88158333, -121.91913889 | 1091.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 51.000 m | | | | 936.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 5108251743 |
License history
| Date | File or call sign | Action |
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| 2002-08-21 | WZF976 | LICAN |
| 2000-11-22 | WZF976 | LICCNV |
| 1999-04-08 | WZF976 | LIREN |
| 1999-04-08 | WZF976 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1587528 | 2026-08-02 01:16:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WZF976 | ULS 1587528 | 2026-08-02 01:16:20 |
| Status | C | ULS 1587528 | 2026-08-02 01:16:20 |
| Service | GO | ULS 1587528 | 2026-08-02 01:16:20 |
| Grant Date | 1999-04-08 | ULS 1587528 | 2026-08-02 01:16:20 |
| Expiration Date | 2004-06-02 | ULS 1587528 | 2026-08-02 01:16:20 |
| Cancellation Date | 2002-08-20 | ULS 1587528 | 2026-08-02 01:16:20 |