Universal Licensing System
WNVK857
EAST BAY REGIONAL PARK DISTRICT
License details
| ULS identifier | 1245955 |
|---|
| Call sign | WNVK857 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2021-01-29 |
|---|
| Expiration | 2031-02-05 |
|---|
| Frequency range | 44.68 - 45 MHz (2 frequencies) |
|---|
| Locations | 6 |
|---|
| Representative location | CASTRO VALLEY, ALAMEDA, CA |
|---|
| Coordinates | 37.7207500, -122.0949722 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:12:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 44.68000000 | | | 150.000000 | 100.000000 | |
| 2 | 1 | FB2 | 44.68000000 | | | 150.000000 | 100.000000 | |
| 3 | 1 | FB2 | 44.68000000 | | | 150.000000 | 100.000000 | |
| 4 | 1 | FB2 | 44.68000000 | | | 150.000000 | 199.000000 | |
| 5 | 1 | FB2 | 44.68000000 | | | 150.000000 | 210.000000 | |
| 6 | 1 | MO | 44.68000000 | | | 5.000000 | | |
| 6 | 1 | MO | 44.68000000 | | | 100.000000 | | |
| 1 | 1 | FB | 45.00000000 | | | 150.000000 | 100.000000 | |
| 2 | 1 | FB | 45.00000000 | | | 150.000000 | 100.000000 | |
| 3 | 1 | FB | 45.00000000 | | | 150.000000 | 100.000000 | |
| 4 | 1 | FB | 45.00000000 | | | 150.000000 | 199.000000 | |
| 5 | 1 | FB | 45.00000000 | | | 150.000000 | 210.000000 | |
| 6 | 1 | MO | 45.00000000 | | | 5.000000 | | |
| 6 | 1 | MO | 45.00000000 | | | 100.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 44.68000000 | | 20K0F3E |
| 2 | 1 | 44.68000000 | | 20K0F3E |
| 3 | 1 | 44.68000000 | | 20K0F3E |
| 4 | 1 | 44.68000000 | | 20K0F3E |
| 5 | 1 | 44.68000000 | | 20K0F3E |
| 6 | 1 | 44.68000000 | | 20K0F3E |
| 6 | 1 | 44.68000000 | | 20K0F3E |
| 1 | 1 | 45.00000000 | | 20K0F3E |
| 2 | 1 | 45.00000000 | | 20K0F3E |
| 3 | 1 | 45.00000000 | | 20K0F3E |
| 4 | 1 | 45.00000000 | | 20K0F3E |
| 5 | 1 | 45.00000000 | | 20K0F3E |
| 6 | 1 | 45.00000000 | | 20K0F3E |
| 6 | 1 | 45.00000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 17930 LAKE CHABOT RD, CASTRO VALLEY, ALAMEDA, CA | 37.72075000, -122.09497222 | 162.000 m | | | N |
| 2 | T | BALD PEAK 2 MI E, ORINDA, CONTRA COSTA, CA | 37.88380556, -122.22191667 | 583.000 m | | | N |
| 3 | T | ROCKY RIDGE 3.5 MI W, DANVILLE, CONTRA COSTA, CA | 37.81575000, -122.06219444 | 616.000 m | | | N |
| 4 | T | S RED HILL END OF PATTERSON RD, FREMONT, ALAMEDA, CA | 37.54050000, -122.08247222 | 82.000 m | | | N |
| 5 | T | HIGHLAND PEAK 3.5 MI E, SAN RAMON, CONTRA COSTA, CA | 34.81441667, -121.80827778 | 780.000 m | | | N |
| 6 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | | |
| 1 | 2 | T | | 12.000 m | | | | | |
| 1 | 3 | T | | 27.000 m | | | | | |
| 1 | 4 | T | | 18.000 m | | | | | |
| 1 | 5 | T | | 12.000 m | | | | | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 17930 LAKE CHABOT RD, CASTRO VALLEY, CA | | 4158811833 |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-30 | WNVK857 | LIAUA |
| 2021-01-29 | WNVK857 | LIREN |
| 2020-11-09 | WNVK857 | LETRES |
| 2011-01-11 | WNVK857 | LIREN |
| 2010-11-15 | WNVK857 | LETRES |
| 2002-03-04 | WNVK857 | AUDOPR |
| 2000-12-19 | WNVK857 | LIREN |
| 2000-11-13 | WNVK857 | LETRES |
| 2000-10-20 | WNVK857 | LICCNV |
| 1995-12-12 | WNVK857 | AUTHPR |
| 1995-12-12 | WNVK857 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1245955 | 2026-08-02 01:12:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNVK857 | ULS 1245955 | 2026-08-02 01:12:50 |
| Status | A | ULS 1245955 | 2026-08-02 01:12:50 |
| Service | PW | ULS 1245955 | 2026-08-02 01:12:50 |
| Grant Date | 2021-01-29 | ULS 1245955 | 2026-08-02 01:12:50 |
| Expiration Date | 2031-02-05 | ULS 1245955 | 2026-08-02 01:12:50 |