Universal Licensing System
WQCX391
ESSENTIAL SUPPORT SERVICES, INC
License details
| ULS identifier | 2727001 |
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| Call sign | WQCX391 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2005-06-16 |
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| Expiration | 2015-06-16 |
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| Cancellation | 2009-12-24 |
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| Frequency range | 461.075 - 466.075 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | FALLBROOK, SAN DIEGO, CA |
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| Coordinates | 33.4003056, -117.1908611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:11 |
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Licensee
| Name | ESSENTIAL SUPPORT SERVICES, INC |
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| Applicant type | C |
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| FRN | 0013537568 |
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| Location | SAN DIEGO, CA |
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| Address | 1333 Camino Del Rio South, Ste 105, SAN DIEGO, CA, 92108 |
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| Phone | 8582927703 |
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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 | FB4 | 461.07500000 | | | 90.000000 | 500.000000 | |
| 2 | 1 | MO | 466.07500000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | FX1 | 466.07500000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.07500000 | | 20K0F3E |
| 2 | 1 | 466.07500000 | | 20K0F3E |
| 3 | 1 | 466.07500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | RED MOUNTAIN, FALLBROOK, SAN DIEGO, CA | 33.40030556, -117.19086111 | 509.000 m | TOWER | 30.000 m structure / 30.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | SAN DIEGO, CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 30.000 m | | | | 245.000 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4565 RUFFNER ST, SAN DIEGO, CA | SAN DIEGO | 8582927703 |
License history
| Date | File or call sign | Action |
|---|
| 2009-12-30 | WQCX391 | LICAN |
| 2009-12-30 | WQCX391 | LTSAPR |
| 2006-08-18 | WQCX391 | LTSAPR |
| 2006-08-18 | WQCX391 | LIAUA |
| 2006-07-26 | WQCX391 | LETTRS |
| 2006-07-26 | WQCX391 | PNLISR |
| 2006-03-20 | WQCX391 | LETCNS |
| 2005-06-16 | WQCX391 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2727001 | 2026-08-02 01:17:11 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQCX391 | ULS 2727001 | 2026-08-02 01:17:11 |
| Status | C | ULS 2727001 | 2026-08-02 01:17:11 |
| Service | IG | ULS 2727001 | 2026-08-02 01:17:11 |
| Grant Date | 2005-06-16 | ULS 2727001 | 2026-08-02 01:17:11 |
| Expiration Date | 2015-06-16 | ULS 2727001 | 2026-08-02 01:17:11 |
| Cancellation Date | 2009-12-24 | ULS 2727001 | 2026-08-02 01:17:11 |