Universal Licensing System
WQDF685
COMMUNICATIONS BUSINESS NETWORK
License details
| ULS identifier | 2740929 |
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| Call sign | WQDF685 |
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| Radio service | YG |
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| Status | E |
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| Grant date | 2015-07-01 |
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| Expiration | 2025-08-12 |
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| Cancellation | 2025-12-13 |
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| Frequency range | 461.275 - 466.275 MHz (2 frequencies) |
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| Locations | 8 |
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| Representative location | GLENDORA, LOS ANGELES, CA |
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| Coordinates | 34.1880556, -117.7053333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:07 |
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Licensee
| Name | COMMUNICATIONS BUSINESS NETWORK |
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| Applicant type | C |
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| FRN | 0013702337 |
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| Location | EL MONTE, CA |
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| Address | 3650 Rockwell, EL MONTE, CA, 91731 |
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| Phone | 6262581310 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 461.27500000 | | | 100.000000 | 16.000000 | |
| 2 | 1 | FB6 | 461.27500000 | | | 100.000000 | 20.000000 | |
| 3 | 1 | FB6 | 461.27500000 | | | 100.000000 | 37.000000 | |
| 4 | 1 | FB6 | 461.27500000 | | | 100.000000 | 83.000000 | |
| 5 | 1 | MO | 461.27500000 | | | 50.000000 | 50.000000 | |
| 6 | 1 | MO | 461.27500000 | | | 50.000000 | 50.000000 | |
| 7 | 1 | MO | 461.27500000 | | | 50.000000 | 50.000000 | |
| 8 | 1 | MO | 461.27500000 | | | 50.000000 | 50.000000 | |
| 5 | 1 | MO | 466.27500000 | | | 50.000000 | 50.000000 | |
| 6 | 1 | MO | 466.27500000 | | | 50.000000 | 50.000000 | |
| 7 | 1 | MO | 466.27500000 | | | 50.000000 | 50.000000 | |
| 8 | 1 | MO | 466.27500000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.27500000 | | 11K2F3E |
| 1 | 1 | 461.27500000 | | 11K2F1D |
| 2 | 1 | 461.27500000 | | 11K2F1D |
| 2 | 1 | 461.27500000 | | 11K2F3E |
| 3 | 1 | 461.27500000 | | 11K2F3E |
| 3 | 1 | 461.27500000 | | 11K2F1D |
| 4 | 1 | 461.27500000 | | 11K2F1D |
| 4 | 1 | 461.27500000 | | 11K2F3E |
| 5 | 1 | 461.27500000 | | 11K2F1D |
| 5 | 1 | 461.27500000 | | 11K2F3E |
| 6 | 1 | 461.27500000 | | 11K2F1D |
| 6 | 1 | 461.27500000 | | 11K2F3E |
| 7 | 1 | 461.27500000 | | 11K2F1D |
| 7 | 1 | 461.27500000 | | 11K2F3E |
| 8 | 1 | 461.27500000 | | 11K2F3E |
| 8 | 1 | 461.27500000 | | 11K2F1D |
| 5 | 1 | 466.27500000 | | 11K2F1D |
| 5 | 1 | 466.27500000 | | 11K2F3E |
| 6 | 1 | 466.27500000 | | 11K2F3E |
| 6 | 1 | 466.27500000 | | 11K2F1D |
| 7 | 1 | 466.27500000 | | 11K2F1D |
| 7 | 1 | 466.27500000 | | 11K2F3E |
| 8 | 1 | 466.27500000 | | 11K2F3E |
| 8 | 1 | 466.27500000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SUNSET RIDGE ELECTRONICS SITE, GLENDORA, LOS ANGELES, CA | 34.18805556, -117.70533333 | 1598.000 m | TOWER | 36.500 m structure / 36.500 m overall | |
| 2 | T | OAT MOUNTAIN, CHATSWORTH, LOS ANGELES, CA | 34.32388889, -118.57702778 | 1056.000 m | TOWER | 30.400 m structure / 30.400 m overall | |
| 3 | T | VERDUGO PEAK, GLENDALE, LOS ANGELES, CA | 34.21444444, -118.27536111 | 911.000 m | TOWER | 27.000 m structure / 27.000 m overall | |
| 4 | T | 5905 Mossbank Dr., Rancho Palos Verdes, LOS ANGELES, CA | 33.78416667, -118.38286111 | 328.900 m | TOWER | 13.700 m structure / 13.700 m overall | |
| 5 | T | | | | | | |
| 6 | T | | | | | | |
| 7 | T | | | | | | |
| 8 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 36.500 m | | | | 688.000 | |
| 1 | 2 | | | 30.400 m | | | | 619.000 | |
| 1 | 3 | | | 27.000 m | | | | 455.000 | |
| 1 | 4 | | | 13.700 m | | | | 305.000 | |
| 1 | 5 | | | | | | | | |
| 1 | 6 | | | | | | | | |
| 1 | 7 | | | | | | | | |
| 1 | 8 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 3650 RIVER AVENUE, EL MONTE, CA | LOS ANGELES | 6262581310 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-13 | WQDF685 | LIEXP |
| 2025-05-19 | WQDF685 | LETRES |
| 2015-07-01 | WQDF685 | LIREN |
| 2015-05-18 | WQDF685 | LETRES |
| 2015-04-22 | WQDF685 | LIMOD |
| 2012-09-28 | WQDF685 | LIMOD |
| 2012-09-28 | WQDF685 | LTSAPR |
| 2006-05-15 | WQDF685 | LETCNS |
| 2005-09-01 | WQDF685 | LIAUA |
| 2005-09-01 | WQDF685 | LTSAPR |
| 2005-08-12 | WQDF685 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2740929 | 2026-08-02 01:26:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDF685 | ULS 2740929 | 2026-08-02 01:26:07 |
| Status | E | ULS 2740929 | 2026-08-02 01:26:07 |
| Service | YG | ULS 2740929 | 2026-08-02 01:26:07 |
| Grant Date | 2015-07-01 | ULS 2740929 | 2026-08-02 01:26:07 |
| Expiration Date | 2025-08-12 | ULS 2740929 | 2026-08-02 01:26:07 |
| Cancellation Date | 2025-12-13 | ULS 2740929 | 2026-08-02 01:26:07 |