Universal Licensing System
WQKN857
License details
| ULS identifier | 3121456 |
|---|---|
| Call sign | WQKN857 |
| Radio service | PW |
| Status | A |
| Grant date | 2019-04-30 |
| Expiration | 2029-07-28 |
| Frequency range | 412.775 MHz |
| Locations | 3 |
| Representative location | Glendora, LOS ANGELES, CA |
| Coordinates | 34.1188889, -117.8310000 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-16 06:48:19 |
Licensee
| Name | LOS ANGELES, COUNTY OF |
|---|---|
| Applicant type | G |
| FRN | 0001527027 |
| Location | Los Angeles, CA |
| Address | 1110 North Eastern Avenue, Los Angeles, CA, 900633297 |
| Phone | 3232673004 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FX | 412.77500000 | 10.000000 | 100.000000 | |||
| 2 | 1 | FX | 412.77500000 | 10.000000 | 100.000000 | |||
| 3 | 1 | FX | 412.77500000 | 10.000000 | 100.000000 | |||
| 4 | 1 | FX | 412.77500000 | 10.000000 | 100.000000 | |||
| 5 | 1 | FX | 412.77500000 | 10.000000 | 100.000000 | |||
| 6 | 1 | FX | 412.77500000 | 10.000000 | 100.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 412.77500000 | 11K0F2D | |
| 1 | 1 | 412.77500000 | 11K3F1D | |
| 2 | 1 | 412.77500000 | 11K0F2D | |
| 2 | 1 | 412.77500000 | 11K3F1D | |
| 3 | 1 | 412.77500000 | 11K3F1D | |
| 3 | 1 | 412.77500000 | 11K0F2D | |
| 4 | 1 | 412.77500000 | 11K0F2D | |
| 4 | 1 | 412.77500000 | 11K3F1D | |
| 5 | 1 | 412.77500000 | 11K0F2D | |
| 5 | 1 | 412.77500000 | 11K3F1D | |
| 6 | 1 | 412.77500000 | 11K0F2D | |
| 6 | 1 | 412.77500000 | 11K3F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | SG River Rubber Dam #7, Sensor #13, 9600 Firestone Blvd., Pico Rivera, LOS ANGELES, CA | 33.93141667, -118.10691667 | 30.000 m | PIPE | 9.100 m structure / 9.100 m overall | |
| 2 | T | Ben Lomond Rubber Dam, Sensor #14, 5100 Barranca Ave., San Dimas, LOS ANGELES, CA | 34.10500000, -117.88200000 | 180.000 m | PIPE | 9.100 m structure / 9.100 m overall | |
| 3 | T | Citrus Rubber Dam, Sensor #15, 5400 Citrus Ave., Covina, LOS ANGELES, CA | 34.10969444, -117.89100000 | 170.000 m | PIPE | 9.100 m structure / 9.100 m overall | |
| 4 | T | Forbes Rubber Dam, Sensor #16, 929 S. Lone Hill Ave., Glendora, LOS ANGELES, CA | 34.11888889, -117.83100000 | 300.000 m | PIPE | 9.100 m structure / 9.100 m overall | |
| 5 | T | Walnut Creek Rubber Dam, Sensor #17 19500 Grand Ave, West Covina, LOS ANGELES, CA | 34.07466667, -117.87302778 | 160.000 m | PIPE | 12.200 m structure / 12.200 m overall | |
| 6 | T | Santa Fe Rubber Dam, Sensor #18, 1800 Highland Ave., Irwindale, LOS ANGELES, CA | 34.13169444, -117.95100000 | 100.000 m | PIPE | 9.100 m structure / 9.100 m overall |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 9.100 m | V | 10.0000 | 5.0000 | |||
| 1 | 2 | T | 9.100 m | V | 10.0000 | 265.0000 | |||
| 1 | 3 | T | 9.100 m | V | 10.0000 | 263.0000 | |||
| 1 | 4 | T | 9.100 m | V | 10.0000 | 263.0000 | |||
| 1 | 5 | T | 12.200 m | V | 10.0000 | 273.0000 | |||
| 1 | 6 | T | 9.100 m | V | 10.0000 | 254.0000 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 900 S. Fremont Ave., Alhambra, CA | LOS ANGELES | 6264586994 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-12-01 | WQKN857 | LIASS |
| 2023-12-21 | WQKN857 | LIAUA |
| 2019-04-30 | WQKN857 | LIREN |
| 2019-04-29 | WQKN857 | ESURNW |
| 2013-04-10 | WQKN857 | LIMOD |
| 2013-01-24 | WQKN857 | ESUAPR |
| 2010-04-27 | WQKN857 | LETCNS |
| 2009-07-28 | WQKN857 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 3121456 | 2026-08-16 06:48:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WQKN857 | ULS 3121456 | 2026-08-16 06:48:19 |
| Status | A | ULS 3121456 | 2026-08-16 06:48:19 |
| Service | PW | ULS 3121456 | 2026-08-16 06:48:19 |
| Grant Date | 2019-04-30 | ULS 3121456 | 2026-08-16 06:48:19 |
| Expiration Date | 2029-07-28 | ULS 3121456 | 2026-08-16 06:48:19 |