Universal Licensing System
WPQX685
BACKLINK IV, LLC
License details
| ULS identifier | 1305898 |
|---|
| Call sign | WPQX685 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-11-13 |
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| Expiration | 2010-11-13 |
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| Cancellation | 2002-06-26 |
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| Frequency range | 19320 - 19680 MHz (8 frequencies) |
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| Locations | 1 |
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| Coordinates | 33.8913611, -118.3520556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-09 15:43:33 |
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Licensee
| Name | BACKLINK IV, LLC |
|---|
| Applicant type | L |
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| Location | Herndon, VA |
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| Address | 460 Herndon Parkway, Suite 100, Herndon, VA, 20170 |
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| Phone | 7033264650 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 8 | FXO | 19320.00000000 | | | | | |
| 1 | 5 | FXO | 19400.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 2 | FXO | 19520.00000000 | | | | | |
| 1 | 4 | FXO | 19560.00000000 | | | | | |
| 1 | 7 | FXO | 19600.00000000 | | | | | |
| 1 | 3 | FXO | 19640.00000000 | | | | | |
| 1 | 6 | FXO | 19680.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 8 | 19320.00000000 | | 40M0F7W |
| 1 | 5 | 19400.00000000 | | 40M0F7W |
| 1 | 1 | 19480.00000000 | | 40M0F7W |
| 1 | 2 | 19520.00000000 | | 40M0F7W |
| 1 | 4 | 19560.00000000 | | 40M0F7W |
| 1 | 7 | 19600.00000000 | | 40M0F7W |
| 1 | 3 | 19640.00000000 | | 40M0F7W |
| 1 | 6 | 19680.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2141 Rosecrans Ave., El Segundo, LOS ANGELES, CA | 33.90269444, -118.38794444 | 22.300 m | BPOLE | 36.600 m structure / 36.600 m overall | |
| 2 | R | | 33.90241667, -118.38908333 | 23.800 m | | | |
| 3 | R | | 33.90263889, -118.38483333 | 22.300 m | | | |
| 4 | R | | 33.90236111, -118.38088889 | 19.500 m | | | |
| 5 | R | | 33.91983333, -118.39005556 | 27.700 m | | | |
| 6 | R | | 33.90247222, -118.38413889 | 19.800 m | | | |
| 7 | R | | 33.90438889, -118.38716667 | 19.800 m | | | |
| 8 | R | | 33.90133333, -118.38747222 | 22.300 m | | | |
| 9 | R | | 33.89136111, -118.35205556 | 15.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 253.7000 | | |
| 1 | 2 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 3 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 4 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 5 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 6 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 7 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 8 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 9 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 2 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 91.2000 | | |
| 3 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 93.2000 | | |
| 4 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 354.1000 | | |
| 5 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 94.0000 | | |
| 6 | 1 | T | Radio Waves Inc. HP2-18 | | H | 39.0000 | 20.9000 | | |
| 7 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 163.9000 | | |
| 8 | 1 | T | Radio Waves Inc. HP2-18 | | H | 38.6000 | 110.7000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-27 | WPQX685 | LICAN |
| 2002-06-25 | WPQX685 | LIASS |
| 2002-04-22 | WPQX685 | LETCNS |
| 2001-09-07 | WPQX685 | LIASS |
| 2001-09-06 | WPQX685 | LITRAN |
| 2001-01-25 | WPQX685 | LIMOD |
| 2000-11-13 | WPQX685 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1305898 | 2026-08-09 15:43:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPQX685 | ULS 1305898 | 2026-08-09 15:43:33 |
| Status | C | ULS 1305898 | 2026-08-09 15:43:33 |
| Service | CF | ULS 1305898 | 2026-08-09 15:43:33 |
| Grant Date | 2000-11-13 | ULS 1305898 | 2026-08-09 15:43:33 |
| Expiration Date | 2010-11-13 | ULS 1305898 | 2026-08-09 15:43:33 |
| Cancellation Date | 2002-06-26 | ULS 1305898 | 2026-08-09 15:43:33 |