Universal Licensing System
WNDD520
WILLIAM G MC CULLOUGH CO
License details
| ULS identifier | 1586077 |
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| Call sign | WNDD520 |
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| Radio service | GO |
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| Status | C |
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| Grant date | 2000-07-06 |
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| Expiration | 2005-09-12 |
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| Cancellation | 2001-03-08 |
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| Frequency range | 806.7375 - 851.7375 MHz (2 frequencies) |
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| Locations | 3 |
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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 01:09:52 |
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Licensee
| Name | WILLIAM G MC CULLOUGH CO |
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| Applicant type | C |
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| FRN | 0001542661 |
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| Location | ANTIOCH, CA |
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| Address | ANTIOCH, CA, 94509 |
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| Phone | 5107571394 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 806.73750000 | | | 10.000000 | 75.000000 | |
| 3 | 1 | MO | 806.73750000 | | | 35.000000 | 48.000000 | |
| 2 | 1 | FB2 | 851.73750000 | | | 70.000000 | 30.000000 | |
| 3 | 1 | MO | 851.73750000 | | | 35.000000 | 48.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 806.73750000 | | 20K0F3E |
| 3 | 1 | 806.73750000 | | 20K0F3E |
| 2 | 1 | 851.73750000 | | 20K0F3E |
| 3 | 1 | 851.73750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | MOUNT DIABLO STATE PARK, WALNUT CREEK, CONTRA COSTA, CA | 37.88158333, -121.91913889 | 1091.000 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 | | 51.000 m | | | | 936.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2625 E. 18TH ST & WILLOW AVE, ANTIOCH, CA | | 5107571394 |
License history
| Date | File or call sign | Action |
|---|
| 2001-03-14 | WNDD520 | LICAN |
| 2000-11-22 | WNDD520 | LICCNV |
| 2000-07-06 | WNDD520 | AUTHPR |
| 2000-07-06 | WNDD520 | LIREN |
| 2000-06-12 | WNDD520 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1586077 | 2026-08-02 01:09:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNDD520 | ULS 1586077 | 2026-08-02 01:09:52 |
| Status | C | ULS 1586077 | 2026-08-02 01:09:52 |
| Service | GO | ULS 1586077 | 2026-08-02 01:09:52 |
| Grant Date | 2000-07-06 | ULS 1586077 | 2026-08-02 01:09:52 |
| Expiration Date | 2005-09-12 | ULS 1586077 | 2026-08-02 01:09:52 |
| Cancellation Date | 2001-03-08 | ULS 1586077 | 2026-08-02 01:09:52 |