Universal Licensing System
WPQX249
BACKLINK IV, LLC
License details
| ULS identifier | 1304656 |
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| Call sign | WPQX249 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-10-31 |
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| Expiration | 2010-10-31 |
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| Cancellation | 2002-06-26 |
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| Frequency range | 11035 - 19640 MHz (4 frequencies) |
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| Locations | 1 |
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| Coordinates | 33.9161944, -118.0658889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-09 15:43:34 |
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Licensee
| Name | BACKLINK IV, LLC |
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| 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 | 3 | FXO | 11035.00000000 | | | | | |
| 1 | 4 | FXO | 11075.00000000 | | | | | |
| 1 | 1 | FXO | 19400.00000000 | | | | | |
| 1 | 2 | FXO | 19640.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 11035.00000000 | | 28M0D7W |
| 1 | 4 | 11075.00000000 | | 28M0D7W |
| 1 | 1 | 19400.00000000 | | 40M0F7W |
| 1 | 2 | 19640.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 9209 Colima Rd, Whittier, LOS ANGELES, CA | 33.95047222, -118.00561111 | 82.900 m | BPOLE | 22.300 m structure / 22.300 m overall | |
| 2 | R | | 33.94863889, -118.00452778 | 77.700 m | | | |
| 3 | R | | 33.94861111, -118.00388889 | 75.900 m | | | |
| 4 | R | | 33.91619444, -118.06588889 | 33.800 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 | 153.8000 | | |
| 1 | 2 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 3 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 4 | R | Gabriel Electronic HED4-107 | | | 40.2000 | | | |
| 2 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 142.4000 | | |
| 2 | 4 | R | Gabriel Electronic HED4-107 | | | 40.2000 | | | |
| 3 | 1 | T | Gabriel Electronic HED4-107 | | V | 40.2000 | 235.7000 | | |
| 4 | 1 | T | Gabriel Electronic HED4-107 | | H | 40.2000 | 235.7000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-27 | WPQX249 | LICAN |
| 2002-06-25 | WPQX249 | LIASS |
| 2002-05-20 | WPQX249 | LETCNS |
| 2001-09-07 | WPQX249 | LIASS |
| 2001-09-06 | WPQX249 | LITRAN |
| 2001-02-21 | WPQX249 | LIMOD |
| 2000-10-31 | WPQX249 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1304656 | 2026-08-09 15:43:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPQX249 | ULS 1304656 | 2026-08-09 15:43:34 |
| Status | C | ULS 1304656 | 2026-08-09 15:43:34 |
| Service | CF | ULS 1304656 | 2026-08-09 15:43:34 |
| Grant Date | 2000-10-31 | ULS 1304656 | 2026-08-09 15:43:34 |
| Expiration Date | 2010-10-31 | ULS 1304656 | 2026-08-09 15:43:34 |
| Cancellation Date | 2002-06-26 | ULS 1304656 | 2026-08-09 15:43:34 |