Universal Licensing System
WPIS218
CALIFORNIA, STATE OF
License details
| ULS identifier | 1202490 |
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| Call sign | WPIS218 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2025-08-23 |
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| Expiration | 2035-11-20 |
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| Frequency range | 47.08 - 47.2 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | REDWOOD VALLEY, MENDOCINO, CA |
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| Coordinates | 39.2612778, -123.2300000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 47.08000000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB | 47.20000000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 47.08000000 | | 20K0F3E |
| 1 | 1 | 47.20000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 20 W SCHOOL WY, REDWOOD VALLEY, MENDOCINO, CA | 39.26127778, -123.23000000 | 229.000 m | B | 3.000 m structure / 11.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | 0.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 20 W SCHOOL WY, REDWOOD VALLEY, CA | | 9166579999 |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-23 | WPIS218 | LIREN |
| 2021-01-13 | WPIS218 | LIAUA |
| 2020-05-13 | WPIS218 | LIAUA |
| 2015-09-11 | WPIS218 | LIREN |
| 2015-09-10 | WPIS218 | ESUAPR |
| 2015-08-24 | WPIS218 | LETRES |
| 2015-08-22 | WPIS218 | ESURNW |
| 2010-12-24 | WPIS218 | LIAUA |
| 2010-12-23 | WPIS218 | ESCAPR |
| 2005-09-16 | WPIS218 | LIREN |
| 2005-08-29 | WPIS218 | LETRES |
| 2002-03-11 | WPIS218 | AUDOPR |
| 2000-10-20 | WPIS218 | LICCNV |
| 2000-09-29 | WPIS218 | AUTHPR |
| 2000-09-29 | WPIS218 | LIREN |
| 2000-08-21 | WPIS218 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1202490 | 2026-08-02 01:15:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPIS218 | ULS 1202490 | 2026-08-02 01:15:38 |
| Status | A | ULS 1202490 | 2026-08-02 01:15:38 |
| Service | PW | ULS 1202490 | 2026-08-02 01:15:38 |
| Grant Date | 2025-08-23 | ULS 1202490 | 2026-08-02 01:15:38 |
| Expiration Date | 2035-11-20 | ULS 1202490 | 2026-08-02 01:15:38 |