Universal Licensing System
WNHW452
UNIVERSAL ENVIRONMENTAL
License details
| ULS identifier | 1580341 |
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| Call sign | WNHW452 |
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| Radio service | GB |
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| Status | E |
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| Grant date | 2002-06-19 |
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| Expiration | 2012-07-20 |
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| Cancellation | 2012-09-22 |
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| Frequency range | 810.7625 - 855.7625 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 01:18:17 |
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Licensee
| Name | UNIVERSAL ENVIRONMENTAL |
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| Applicant type | C |
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| FRN | 0001735349 |
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| Location | BENICIA, CA |
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| Address | 1898 PARK RD, BENICIA, CA, 94510 |
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| Phone | 7074226699 |
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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 | FX1 | 810.76250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | MO | 810.76250000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB2 | 855.76250000 | | | 70.000000 | 30.000000 | |
| 3 | 1 | MO | 855.76250000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 810.76250000 | | 20K0F3E |
| 3 | 1 | 810.76250000 | | 20K0F3E |
| 1 | 1 | 855.76250000 | | 20K0F3E |
| 3 | 1 | 855.76250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MOUNT DIABLO STATE PK 9 MI E, WALNUT CREEK, CONTRA COSTA, CA | 37.88158333, -121.91913889 | 1091.000 m | TOWER | 87.000 m structure / 87.000 m overall | N |
| 2 | T | CA | | | | | |
| 3 | T | | | | | | |
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 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1898 PARK RD, BENICIA, CA | | 7074226699 |
License history
| Date | File or call sign | Action |
|---|
| 2012-09-22 | WNHW452 | LIEXP |
| 2012-04-23 | WNHW452 | LETRES |
| 2002-06-19 | WNHW452 | LIREN |
| 2002-06-18 | WNHW452 | LITIN |
| 2002-04-22 | WNHW452 | LETRES |
| 2000-11-22 | WNHW452 | LICCNV |
| 1997-05-14 | WNHW452 | AUTHPR |
| 1997-05-14 | WNHW452 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1580341 | 2026-08-02 01:18:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNHW452 | ULS 1580341 | 2026-08-02 01:18:17 |
| Status | E | ULS 1580341 | 2026-08-02 01:18:17 |
| Service | GB | ULS 1580341 | 2026-08-02 01:18:17 |
| Grant Date | 2002-06-19 | ULS 1580341 | 2026-08-02 01:18:17 |
| Expiration Date | 2012-07-20 | ULS 1580341 | 2026-08-02 01:18:17 |
| Cancellation Date | 2012-09-22 | ULS 1580341 | 2026-08-02 01:18:17 |