Universal Licensing System
WPML280
SPRING MOUNTAIN VINEYARDS
License details
| ULS identifier | 1796430 |
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| Call sign | WPML280 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-09-01 |
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| Expiration | 2003-09-01 |
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| Cancellation | 2003-11-02 |
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| Frequency range | 452.8 - 457.8 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ST HELENS, NAPA, CA |
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| Coordinates | 38.5074167, -122.4933056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:45 |
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Licensee
| Name | SPRING MOUNTAIN VINEYARDS |
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| Applicant type | C |
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| Location | SAINT HELENA, CA |
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| Address | 2805 SPRING MOUNTAIN RD, SAINT HELENA, CA, 94574 |
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| Phone | 7079674197 |
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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 | FB2 | 452.80000000 | | | 40.000000 | 80.000000 | |
| 2 | 1 | MO | 452.80000000 | | | 5.000000 | | |
| 2 | 1 | MO | 457.80000000 | | | 5.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.80000000 | | 20K0F3E |
| 2 | 1 | 452.80000000 | | 20K0F3E |
| 2 | 1 | 457.80000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2805 SPRING MOUNTAIN RD, ST HELENS, NAPA, CA | 38.50741667, -122.49330556 | 135.000 m | B | 10.000 m structure / 11.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 1.000 m | | | | -142.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 7079674197 |
License history
| Date | File or call sign | Action |
|---|
| 2003-11-02 | WPML280 | LIEXP |
| 2003-06-09 | WPML280 | LETRES |
| 2002-05-20 | WPML280 | LETAUS |
| 2000-11-23 | WPML280 | LICCNV |
| 1998-09-02 | WPML280 | AUTHPR |
| 1998-09-01 | WPML280 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1796430 | 2026-08-02 01:26:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPML280 | ULS 1796430 | 2026-08-02 01:26:45 |
| Status | E | ULS 1796430 | 2026-08-02 01:26:45 |
| Service | IG | ULS 1796430 | 2026-08-02 01:26:45 |
| Grant Date | 1998-09-01 | ULS 1796430 | 2026-08-02 01:26:45 |
| Expiration Date | 2003-09-01 | ULS 1796430 | 2026-08-02 01:26:45 |
| Cancellation Date | 2003-11-02 | ULS 1796430 | 2026-08-02 01:26:45 |