Universal Licensing System
WPTR861
Granite Rock Company
License details
| ULS identifier | 2366913 |
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| Call sign | WPTR861 |
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| Radio service | YO |
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| Status | E |
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| Grant date | 2001-12-03 |
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| Expiration | 2011-12-03 |
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| Cancellation | 2012-02-04 |
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| Frequency range | 814.3125 - 860.3125 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | CA |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:49 |
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Licensee
| Name | Granite Rock Company |
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| Applicant type | C |
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| FRN | 0004520961 |
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| Location | Watsonville, CA |
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| Address | 411 WALKER ST, Watsonville, CA, 950775001 |
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| Phone | 8317245611 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 814.31250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 814.31250000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 815.31250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 815.31250000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB2 | 859.31250000 | | | 50.000000 | 46.000000 | |
| 1 | 1 | FB2 | 860.31250000 | | | 50.000000 | 46.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 814.31250000 | | 20K0F3E |
| 3 | 1 | 814.31250000 | | 20K0F3E |
| 2 | 1 | 815.31250000 | | 20K0F3E |
| 3 | 1 | 815.31250000 | | 20K0F3E |
| 1 | 1 | 859.31250000 | | 20K0F3E |
| 1 | 1 | 860.31250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1940 Weller Rd Monument Peak, Sunol, ALAMEDA, CA | 37.48780556, -121.87022222 | 768.700 m | TOWER | 54.900 m structure / 59.400 m overall | |
| 2 | T | | | | | | |
| 3 | T | CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 46.000 m | V | 3.0000 | 0.0000 | 714.000 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 411 Walker St, Watsonville, CA | SANTA CRUZ | 8317245611 |
License history
| Date | File or call sign | Action |
|---|
| 2012-02-04 | WPTR861 | LIEXP |
| 2011-09-12 | WPTR861 | LETRES |
| 2002-09-03 | WPTR861 | LETCNS |
| 2001-12-03 | WPTR861 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2366913 | 2026-08-02 01:14:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPTR861 | ULS 2366913 | 2026-08-02 01:14:49 |
| Status | E | ULS 2366913 | 2026-08-02 01:14:49 |
| Service | YO | ULS 2366913 | 2026-08-02 01:14:49 |
| Grant Date | 2001-12-03 | ULS 2366913 | 2026-08-02 01:14:49 |
| Expiration Date | 2011-12-03 | ULS 2366913 | 2026-08-02 01:14:49 |
| Cancellation Date | 2012-02-04 | ULS 2366913 | 2026-08-02 01:14:49 |