Universal Licensing System
WRDN518
San Luis Obispo, County of
License details
| ULS identifier | 4169467 |
|---|
| Call sign | WRDN518 |
|---|
| Radio service | MW |
|---|
| Status | A |
|---|
| Grant date | 2019-06-11 |
|---|
| Expiration | 2029-06-11 |
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| Frequency range | 10935 - 19540 MHz (2 frequencies) |
|---|
| Locations | 2 |
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| Representative location | San Luis Obispo, SAN LUIS OBISPO, CA |
|---|
| Coordinates | 35.3251944, -120.7139167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:42 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10935.00000000 | | | | | |
| 1 | 1 | FXO | 10935.00000000 | | | | | |
| 1 | 1 | FXO | 10935.00000000 | | | | | |
| 1 | 1 | FXO | 10935.00000000 | | | | | |
| 1 | 3 | FXO | 10935.00000000 | | | | | |
| 1 | 3 | FXO | 10935.00000000 | | | | | |
| 1 | 3 | FXO | 10935.00000000 | | | | | |
| 1 | 3 | FXO | 10935.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
| 1 | 2 | FXO | 19540.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10935.00000000 | | 39M9D7D |
| 1 | 1 | 10935.00000000 | | 39M9D7D |
| 1 | 1 | 10935.00000000 | | 39M9D7D |
| 1 | 1 | 10935.00000000 | | 39M9D7D |
| 1 | 3 | 10935.00000000 | | 39M9D7D |
| 1 | 3 | 10935.00000000 | | 39M9D7D |
| 1 | 3 | 10935.00000000 | | 39M9D7D |
| 1 | 3 | 10935.00000000 | | 39M9D7D |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0D7W |
| 1 | 2 | 19540.00000000 | | 80M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 10 Sonoma Ave Bldg 633, San Luis Obispo, SAN LUIS OBISPO, CA | 35.32519444, -120.71391667 | 107.300 m | BPIPE | 5.200 m structure / 7.600 m overall | N |
| 2 | R | | 35.36072222, -120.65691667 | 750.700 m | | | |
| 3 | R | | 35.36080556, -120.65688889 | 754.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Jirous Antennas JRMC-680-10/11 | | S | 36.0000 | 52.7000 | | |
| 1 | 2 | R | Jirous Antennas JRMB-900-10/11 | | | 37.5000 | 0.0000 | | |
| 1 | 3 | R | CommScope VHLP3-18A | | | 43.5000 | 0.0000 | | |
| 2 | 1 | T | CommScope VHLP2-18D | | S | 39.0000 | 52.7000 | | |
| 2 | 3 | R | Jirous Antennas JRMB-900-10/11 | | | 37.5000 | 0.0000 | | |
| 3 | 1 | T | Jirous Antennas JRMC-680-10/11 | | S | 36.0000 | 52.7000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-13 | WRDN518 | LIMOD |
| 2022-06-07 | WRDN518 | LIAUA |
| 2019-06-11 | WRDN518 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4169467 | 2026-08-02 02:43:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDN518 | ULS 4169467 | 2026-08-02 02:43:42 |
| Status | A | ULS 4169467 | 2026-08-02 02:43:42 |
| Service | MW | ULS 4169467 | 2026-08-02 02:43:42 |
| Grant Date | 2019-06-11 | ULS 4169467 | 2026-08-02 02:43:42 |
| Expiration Date | 2029-06-11 | ULS 4169467 | 2026-08-02 02:43:42 |